enable configure terminal ! hostname R1 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
enable configure terminal ! hostname R2 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
enable configure terminal ! hostname R3 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
enable configure terminal ! hostname R4 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
R1#sh run all | i ipv6 unicast R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#ipv R1(config)#ipv6 unicast-rou R1(config)#ipv6 unicast-routing R1(config)#do sh run all | i ipv6 unicast-routing ipv6 unicast-routing R1(config)#
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#ipv R1(config)#ipv6 unicast-rou R1(config)#ipv6 unicast-routing R1(config)#do sh run all | i ipv6 unicast-routing ipv6 unicast-routing R1(config)#int gig0/0 R1(config-if)#ipv6 R1(config-if)#ipv6 add R1(config-if)#ipv6 address 2001:1:1:2::1/64 R1(config-if)#ipv R1(config-if)#do sh ipv6 in R1(config-if)#^Z R1#sh *Feb 28 21:47:47.952: %SYS-5-CONFIG_I: Configured from console by console R1#sh ipv R1#sh ipv6 int R1#sh ipv6 interface bri R1#sh ipv6 interface brief GigabitEthernet0/0 [administratively down/down] FE80::E30:3FFF:FEDD:9E00 2001:1:1:2::1 GigabitEthernet0/1 [administratively down/down] unassigned GigabitEthernet0/2 [administratively down/down] unassigned GigabitEthernet0/3 [administratively down/down] unassigned R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int gig0/1 R1(config-if)#ipv R1(config-if)#ipv6 add R1(config-if)#ipv6 address 2001:1:1:2::/64 eu R1(config-if)#ipv6 address 2001:1:1:2::/64 eui-64 %GigabitEthernet0/1: Informational: 2001:1:1:2::/64 is overlapping on shutdown GigabitEthernet0/0 R1(config-if)#do sh run Building configuration... Current configuration : 3228 bytes ! ! Last configuration change at 21:47:47 UTC Thu Feb 28 2019 ! version 15.5 service timestamps debug datetime msec service timestamps log datetime msec no service password-encryption ! hostname R1 ! boot-start-marker boot-end-marker ! ! ! no aaa new-model ethernet lmi ce ! ! ! mmi polling-interval 60 no mmi auto-configure no mmi pvc mmi snmp-timeout 180 ! ! ! ! ! no ip icmp rate-limit unreachable ! ! ! ! ! ! no ip domain lookup ip cef ipv6 unicast-routing ipv6 cef ! multilink bundle-name authenticated ! ! ! ! ! redundancy ! no cdp log mismatch duplex ! ip tcp synwait-time 5 ! ! ! ! ! ! ! ! ! ! ! ! ! interface GigabitEthernet0/0 no ip address shutdown duplex auto speed auto media-type rj45 ipv6 address 2001:1:1:2::1/64 ! interface GigabitEthernet0/1 no ip address shutdown duplex auto speed auto media-type rj45 ipv6 address 2001:1:1:2::/64 eui-64 ! interface GigabitEthernet0/2 no ip address shutdown duplex auto speed auto media-type rj45 ! interface GigabitEthernet0/3 no ip address R1(config-if)#no ipv6 address 2001:1:1:2::/64 eui-64 R1(config-if)#ipv6 address 2001:1:1:4::/64 eui-64 R1(config-if)#^Z R1#sh *Feb 28 21:51:17.980: %SYS-5-CONFIG_I: Configured from console by console R1#sh ipv R1#sh ipv6 add R1#sh ipv6 inter R1#sh ipv6 interface add R1#sh ipv6 interface R1#sh ipv6 interface bri R1#sh ipv6 interface brief GigabitEthernet0/0 [administratively down/down] FE80::E30:3FFF:FEDD:9E00 2001:1:1:2::1 GigabitEthernet0/1 [administratively down/down] FE80::E30:3FFF:FEDD:9E01 2001:1:1:4:E30:3FFF:FEDD:9E01 GigabitEthernet0/2 [administratively down/down] unassigned GigabitEthernet0/3 [administratively down/down] unassigned R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int gig0/2 R1(config-if)#ipv R1(config-if)#ipv6 addre R1(config-if)#ipv6 address 2001:1:1:1::/64 any R1(config-if)#ipv6 address 2001:1:1:1::/64 anycast R1(config-if)#^Z R1#sh *Feb 28 21:52:59.109: %SYS-5-CONFIG_I: Configured from console by console R1#sh ipv R1#sh ipv6 inter R1#sh ipv6 interface bri GigabitEthernet0/0 [administratively down/down] FE80::E30:3FFF:FEDD:9E00 2001:1:1:2::1 GigabitEthernet0/1 [administratively down/down] FE80::E30:3FFF:FEDD:9E01 2001:1:1:4:E30:3FFF:FEDD:9E01 GigabitEthernet0/2 [administratively down/down] FE80::E30:3FFF:FEDD:9E02 2001:1:1:1:: GigabitEthernet0/3 [administratively down/down] unassigned R1#sh ipv6 int R1#sh ipv6 interface gig0/2 GigabitEthernet0/2 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::E30:3FFF:FEDD:9E02 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:1:1:1::, subnet is 2001:1:1:1::/64 [ANY/TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R1#sh ipv6 interface gig0/1 GigabitEthernet0/1 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::E30:3FFF:FEDD:9E01 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:1:1:4:E30:3FFF:FEDD:9E01, subnet is 2001:1:1:4::/64 [EUI/TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R1#sh ipv6 interface gig0/0 GigabitEthernet0/0 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::E30:3FFF:FEDD:9E00 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:1:1:2::1, subnet is 2001:1:1:2::/64 [TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses.
enable configure terminal ! hostname SW1 no service config !no setup express no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
enable configure terminal ! hostname SW2 no service config !no setup express no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! end write
SW1>en SW1#sh run | i sdm SW1#conf t Enter configuration commands, one per line. End with CNTL/Z. SW1(config)#int vlan1 SW1(config-if)# *Mar 2 06:04:26.889: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to downe SW1(config-if)#exit SW1(config)#ipv SW1(config)#ipv6 add SW1(config)#ipv6 uni SW1(config)#do sh sdm prefer ^ % Invalid input detected at '^' marker. SW1(config)#ipv SW1(config)#ipv6 unica SW1(config)#ipv6 unicast-routing SW1(config)#int vlan 1 SW1(config-if)#ipv6 add SW1(config-if)#ipv6 address 2001:123:123:abcd::1/64 SW1(config-if)#^Z SW1# *Mar 2 06:07:56.810: %SYS-5-CONFIG_I: Configured from console by console SW1#sh ipv6 inter SW1#sh ipv6 interface Vlan1 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::EC6:F8FF:FE94:8001 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:123:123:ABCD::1, subnet is 2001:123:123:ABCD::/64 [TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. SW1#ping 2001:123:123:ABCD::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:123:123:ABCD::2, timeout is 2 seconds: % No valid route for destination Success rate is 0 percent (0/1) SW1#conf t Enter configuration commands, one per line. End with CNTL/Z. SW1(config)#int vlan1 SW1(config-if)#no shut SW1(config-if)#^Z SW1# *Mar 2 06:13:37.247: %SYS-5-CONFIG_I: Configured from console by console SW1# *Mar 2 06:13:38.867: %LINK-3-UPDOWN: Interface Vlan1, changed state to up *Mar 2 06:13:39.867: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up SW1#ping 2001:123:123:ABCD::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:123:123:ABCD::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 3/9/30 ms SW1#ping FE80::EC6:F8FF:FE83:8001%Vlan1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to FE80::EC6:F8FF:FE83:8001, timeout is 2 seconds: Packet sent with a source address of FE80::EC6:F8FF:FE94:8001%Vlan1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 4/5/7 ms SW1#sh ipv SW1#sh ipv6 inter SW1#sh ipv6 interface Vlan1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::EC6:F8FF:FE94:8001 No Virtual link-local address(es): Global unicast address(es): 2001:123:123:ABCD::1, subnet is 2001:123:123:ABCD::/64 Joined group address(es): FF02::1 FF02::2 FF02::1:FF00:1 FF02::1:FF94:8001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. SW1#
SW2>en SW2#sh run | i sdm SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#ipv6 unica SW2(config)#ipv6 unicast-routing SW2(config)#sd SW2(config)#sd SW2(config)#sd SW2(config)#sd SW2(config)#sd SW2(config)#sd? % Unrecognized command SW2(config)#int vlan1 SW2(config-if)#ipv5 *Mar 2 06:07:27.515: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down SW2(config-if)#ipv6 unica SW2(config-if)#ipv SW2(config-if)#ipv6 add SW2(config-if)#ipv6 address 2001:123:123:abcd::2/64 SW2(config-if)#^Z SW2# *Mar 2 06:07:55.429: %SYS-5-CONFIG_I: Configured from console by console SW2#sho SW2#show ip SW2#show ipv SW2#show ipv6 inter SW2#show ipv6 interface Vlan1 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::EC6:F8FF:FE83:8001 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:123:123:ABCD::2, subnet is 2001:123:123:ABCD::/64 [TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#int vlan 1 SW2(config-if)#no shut SW2(config-if)#^Z SW2# *Mar 2 06:13:49.455: %SYS-5-CONFIG_I: Configured from console by console SW2# *Mar 2 06:13:51.168: %LINK-3-UPDOWN: Interface Vlan1, changed state to up *Mar 2 06:13:52.169: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up
IOSvL2 environment cannnot show sdm template configuration.
pretty much good.
SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#sdm pre SW2(config)#sdm prefer du SW2(config)#sdm prefer dual-ipv4-and-ipv6 % Incomplete command. SW2(config)#sdm prefer dual-ipv4-and-ipv6 rout SW2(config)#sdm prefer dual-ipv4-and-ipv6 routing Changes to the running SDM preferences have been stored, but cannot take effec t until the next reload. Use 'show sdm prefer' to see what SDM preference is currently active. SW2(config)# SW2(config)#wr ^ % Invalid input detected at '^' marker. SW2(config)#^Z SW2# *Mar 1 00:14:28.447: %SYS-5-CONFIG_I: Configured from console by console SW2#relaod Translating "relaod" % Unknown command or computer name, or unable to find computer address SW2#relo SW2#reload System configuration has been modified. Save? [yes/no]: Proceed with reload? [confirm]^C SW2#wri SW2#write Building configuration... [OK] SW2#reload Proceed with reload? [confirm] *Mar 1 00:15:36.202: %SYS-5-RELOAD: Reload requested by console. Reload Reason: Reload command.
SW2#configure terminal Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#gig SW2(config)#it gi SW2(config)#do sh run | i sdm SW2(config)#do sh run all | i sdm SW2(config)#ipv SW2(config)#^Z SW2#show *Mar 1 00:29:07.296: %SYS-5-CONFIG_I: Configured from console by console SW2#show sdm pre SW2#show sdm prefer The current template is "desktop IPv4 and IPv6 routing" template. The selected template optimizes the resources in the switch to support this level of features for 8 routed interfaces and 1024 VLANs. number of unicast mac addresses: 1.5K number of IPv4 IGMP groups + multicast routes: 1K number of IPv4 unicast routes: 2.75K number of directly-connected IPv4 hosts: 1.5K number of indirect IPv4 routes: 1.25K number of IPv6 multicast groups: 1.125k number of directly-connected IPv6 addresses: 1.5K number of indirect IPv6 unicast routes: 1.25K number of IPv4 policy based routing aces: 0.25K number of IPv4/MAC qos aces: 0.5K number of IPv4/MAC security aces: 0.5K number of IPv6 policy based routing aces: 0.25K number of IPv6 qos aces: 0.625k number of IPv6 security aces: 0.5K SW2#
SW1#conf t Enter configuration commands, one per line. End with CNTL/Z. SW1(config)#ipv SW1(config)#ipv6 uni SW1(config)#ipv6 unicast-routing SW1(config)#int vlan1 SW1(config-if)#ipv6 add SW1(config-if)#ipv6 address 2001:1234:abcd:321::/64 eu SW1(config-if)#ipv6 address 2001:1234:abcd:321::1/64 SW1(config-if)#^Z SW1# *Mar 1 00:33:14.945: %SYS-5-CONFIG_I: Configured from console by console SW1#sh ipv SW1#sh ipv6 itner SW1#sh ipv6 inter SW1#sh ipv6 interface Vlan1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::123:4567:89AB:1 No Virtual link-local address(es): Global unicast address(es): 2001:1234:ABCD:321::1, subnet is 2001:1234:ABCD:321::/64 Joined group address(es): FF02::1 FF02::2 FF02::1:FF00:1 FF02::1:FF15:1 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent Output features: Check hwidb ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. SW1#ping 2001:1234:ABCD:321:123:4567:89AB:2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:ABCD:321:123:4567:89AB:1, time out is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 0/13/33 ms SW1#ping FE80::123:4567:89AB:2%FastEthernet0/0/0 % Unrecognized host or address, or protocol not running. SW1#ping FE80::123:4567:89AB:2 Output Interface: Vlan1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to FE80::123:4567:89AB:2, timeout is 2 seco nds: Packet sent with a source address of FE80::123:4567:89AB:1%Vlan1 !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 0/0/0 ms
SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#ipv SW2(config)#ipv6 uni SW2(config)#ipv6 unicast-routing SW2(config)#int vlan1 SW2(config-if)#ipv6 add SW2(config-if)#ipv6 address 2001:1234:abcd:321::/64 eu SW2(config-if)#ipv6 address 2001:1234:abcd:321::/64 eui-64 SW2(config-if)#^Z SW2# *Mar 1 00:33:16.480: %SYS-5-CONFIG_I: Configured from console by console SW2#show ipv6 interfa SW2#show ipv6 interface Vlan1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::123:4567:89AB:2 No Virtual link-local address(es): Global unicast address(es): 2001:1234:ABCD:321:123:4567:89AB:2, subnet is 2001:1234:ABCD:321::/64 [EUI] Joined group address(es): FF02::1 FF02::2 FF02::1:FF45:2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent Output features: Check hwidb ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses.
SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#int vlan1 SW2(config-if)#no ipv SW2(config-if)#no ipv6 add SW2(config-if)#no ipv6 address SW2(config-if)#do sh ipv6 int SW2(config-if)#ipv6 address 2001:1234:abcd:321::/64 eui-64 SW2(config-if)#no ipv6 address SW2(config-if)#no ipv6 address SW2(config-if)#ipv6 address 2001:1234:abcd:321::/64 eui-64 SW2(config-if)#do sh ipv6 int Vlan1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::123:4567:89AB:2 No Virtual link-local address(es): Global unicast address(es): 2001:1234:ABCD:321:123:4567:89AB:2, subnet is 2001:1234:ABCD:321::/64 [EUI] Joined group address(es): FF02::1 FF02::2 FF02::1:FF45:2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent Output features: Check hwidb ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. SW2(config-if)#no ipv6 address SW2(config-if)#ipv SW2(config-if)#ipv6 add SW2(config-if)#ipv6 address au SW2(config-if)#ipv6 address autoconfig defa SW2(config-if)#ipv6 address autoconfig default SW2(config-if)#^Z SW2#sh *Mar 1 00:37:12.644: %SYS-5-CONFIG_I: Configured from console by console SW2#sh ipv6 route IPv6 Routing Table - default - 4 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, R - RIP, D - EIGRP, EX - EIGRP external ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1, OE2 - OSPF ext 2 ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 ND ::/0 [2/0] via FE80::E67E:66FF:FE30:2A85, Vlan1 NDp 240D:1A:640:9B00::/64 [2/0] via Vlan1, directly connected L 240D:1A:640:9B00:123:4567:89AB:2/128 [0/0] via Vlan1, receive L FF00::/8 [0/0] via Null0, receive SW2#ping 2600:: Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2600::, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 235/236/243 ms
revert sdm template configuration to default
SW2>en SW2#sd SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#sdm SW2(config)#ipv SW2(config)#sdm SW2(config)#sdm tem SW2(config)#sdm tem SW2(config)#sdm tem SW2(config)#sdm pre SW2(config)#sdm prefer ? access Access bias default Default bias dual-ipv4-and-ipv6 Support both IPv4 and IPv6 routing Unicast bias vlan VLAN bias SW2(config)#no sdm prefer du SW2(config)#sdm prefer dua SW2(config)#sdm prefer dual-ipv4-and-ipv6 rou SW2(config)#no sdm prefer dual-ipv4-and-ipv6 routing Changes to the running SDM preferences have been stored, but cannot take effec t until the next reload. Use 'show sdm prefer' to see what SDM preference is currently active. SW2(config)#^Z SW2# *Mar 1 00:04:04.066: %SYS-5-CONFIG_I: Configured from console by console SW2#sh sdm pre SW2#sh sdm prefer The current template is "desktop IPv4 and IPv6 routing" template. The selected template optimizes the resources in the switch to support this level of features for 8 routed interfaces and 1024 VLANs. number of unicast mac addresses: 1.5K number of IPv4 IGMP groups + multicast routes: 1K number of IPv4 unicast routes: 2.75K number of directly-connected IPv4 hosts: 1.5K number of indirect IPv4 routes: 1.25K number of IPv6 multicast groups: 1.125k number of directly-connected IPv6 addresses: 1.5K number of indirect IPv6 unicast routes: 1.25K number of IPv4 policy based routing aces: 0.25K number of IPv4/MAC qos aces: 0.5K number of IPv4/MAC security aces: 0.5K number of IPv6 policy based routing aces: 0.25K number of IPv6 qos aces: 0.625k number of IPv6 security aces: 0.5K On next reload, template will be "desktop default" template. SW2#reload System configuration has been modified. Save? [yes/no]: yes Building configuration... [OK] Proceed with reload? [confirm] *Mar 1 00:04:40.582: %SYS-5-RELOAD: Reload requested by console. Reload Reason: Reload command.
pretty much good.
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#ipv R1(config)#ipv6 uni R1(config)#ipv6 unicast-routing R1(config)#inter R1(config)#interface Gig R1(config)#interface GigabitEthernet 0/0 R1(config-if)#ipv R1(config-if)#ipv6 add R1(config-if)#ipv6 address 2001:0:1:2::1/64 R1(config-if)#ipv6 address 2001:1:1:2::1/64 R1(config-if)#ipv6 address 2001:2:1:2::1/64 R1(config-if)#ipv6 address 2001:3:1:2::1/64 R1(config-if)#do sh ipv6 int GigabitEthernet0/0 is administratively down, line protocol is down IPv6 is tentative, link-local address is FE80::E30:3FFF:FEDD:9E00 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:0:1:2::1, subnet is 2001:0:1:2::/64 [TEN] 2001:1:1:2::1, subnet is 2001:1:1:2::/64 [TEN] 2001:2:1:2::1, subnet is 2001:2:1:2::/64 [TEN] 2001:3:1:2::1, subnet is 2001:3:1:2::/64 [TEN] Joined group address(es): FF02::1 FF02::2 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R1(config-if)#no shut R1(config-if)#do sh ipv6 int GigabitEthernet0/0 is up, line protocol is up IPv6 is tentative, link-local address is FE80::E30:3FFF:FEDD:9E00 [TEN] No Virtual link-local address(es): Global unicast address(es): 2001:0:1:2::1, subnet is 2001:0:1:2::/64 [TEN] 2001:1:1:2::1, subnet is 2001:1:1:2::/64 [TEN] 2001:2:1:2::1, subnet is 2001:2:1:2::/64 [TEN] 2001:3:1:2::1, subnet is 2001:3:1:2::/64 [TEN] Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:9E00 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds --More-- *Mar 3 01:22:51.076: %LINK-3-UPDOWN: Interface GigabitEthernet0/0, changed state to up --More-- *Mar 3 01:22:52.076: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/0, changed state to up R1(config-if)#do sh ipv6 int GigabitEthernet0/0 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:9E00 No Virtual link-local address(es): Global unicast address(es): 2001:0:1:2::1, subnet is 2001:0:1:2::/64 2001:1:1:2::1, subnet is 2001:1:1:2::/64 2001:2:1:2::1, subnet is 2001:2:1:2::/64 2001:3:1:2::1, subnet is 2001:3:1:2::/64 Joined group address(es): FF02::1 FF02::2 FF02::1:FF00:1 FF02::1:FFDD:9E00 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra +? % Unrecognized command R1(config-if)#ipv6 nd ra ? dns DNS hop-limit IPv6 RA hop-limit value interval Set IPv6 Router Advertisement Interval lifetime Set IPv6 Router Advertisement Lifetime mtu IPv6 RA MTU Option solicited Set solicited Router Advertisement response method suppress Suppress IPv6 Router Advertisements R1(config-if)#ipv6 nd ra inter R1(config-if)#ipv6 nd ra interval ? <4-1800> RA Interval (sec) msec Interval in milliseconds R1(config-if)#ipv6 nd ra interval ms R1(config-if)#ipv6 nd ra interval 1 ? % Unrecognized command R1(config-if)#ipv6 nd ra interval ? <4-1800> RA Interval (sec) msec Interval in milliseconds R1(config-if)#ipv6 nd ra interval 123 ? <3-92> Minimum interval (seconds) <cr> R1(config-if)#ipv6 nd ra interval 10 R1(config-if)#noipv6 nd ra interval 10 ^ % Invalid input detected at '^' marker. R1(config-if)#no ipv6 nd ra interval 10 R1(config-if)#no ipv6 nd ra interval 10] R1(config-if)#ipv R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra inter R1(config-if)#ipv6 nd ra interval 10 R1(config-if)#ipv6 nd ra interval 4 R1(config-if)#ipv6 nd ra interval 30 R1(config-if)#int gig0/1 R1(config-if)#ipv R1(config-if)#ipv6 ad R1(config-if)#ipv6 address 2001:0:1:4::1/64 R1(config-if)#no shut R1(config-if)# *Mar 3 01:38:01.488: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up *Mar 3 01:38:02.488: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up R1(config-if)#^Z R1#sh ip v *Mar 3 01:39:54.710: %SYS-5-CONFIG_I: Configured from console by console R1#sh ip v R1#sh ipv6 R1#sh ipv6 add R1#sh ipv6 inter R1#sh ipv6 interface GigabitEthernet0/0 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:9E00 No Virtual link-local address(es): Global unicast address(es): 2001:0:1:2::1, subnet is 2001:0:1:2::/64 2001:1:1:2::1, subnet is 2001:1:1:2::/64 2001:2:1:2::1, subnet is 2001:2:1:2::/64 2001:3:1:2::1, subnet is 2001:3:1:2::/64 Joined group address(es): FF02::1 FF02::2 FF02::1:FF00:1 FF02::1:FFDD:9E00 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 30 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:9E01 No Virtual link-local address(es): Global unicast address(es): 2001:0:1:4::1, subnet is 2001:0:1:4::/64 Joined group address(es): FF02::1 FF02::2 FF02::1:FF00:1 FF02::1:FFDD:9E01 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int gig0/0 R1(config-if)#no ipv R1(config-if)#no ipv6 nd ra inter R1(config-if)#no ipv6 nd ra interval R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra in R1(config-if)#ipv6 nd ra interval 10 R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra li R1(config-if)#ipv6 nd ra lifetime ? <0-9000> RA Lifetime (seconds) R1(config-if)#ipv6 nd ra lifetime 60 R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra su R1(config-if)#ipv6 nd ra suppress ? all Suppress all IPv6 Router Advertisements <cr> R1(config-if)#ipv6 nd ra suppress al R1(config-if)#ipv6 nd ra suppress all R1(config-if)#ipv6 R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd router R1(config-if)#ipv6 nd router-preference ? High High default router preference Low Low default router preference Medium Medium default router preference R1(config-if)#ipv6 nd router-preference h R1(config-if)#ipv6 nd router-preference H R1(config-if)#ipv6 nd router-preference High R1(config-if)#no ipv R1(config-if)#no ipv6 nd ra R1(config-if)#no ipv6 nd ra su R1(config-if)#no ipv6 nd ra suppress R1(config-if)#no ipv6 nd ra suppress a R1(config-if)#no ipv6 nd ra suppress all R1(config-if)#do sh run int gig0/0 Building configuration... Current configuration : 297 bytes ! interface GigabitEthernet0/0 no ip address duplex auto speed auto media-type rj45 ipv6 address 2001:0:1:2::1/64 ipv6 address 2001:1:1:2::1/64 ipv6 address 2001:2:1:2::1/64 ipv6 address 2001:3:1:2::1/64 ipv6 nd router-preference High ipv6 nd ra lifetime 60 ipv6 nd ra interval 10 end R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd router-dfa R1(config-if)#ipv6 nd router-d R1(config-if)#ipv6 nd router-p R1(config-if)#ipv6 nd router-preference ? High High default router preference Low Low default router preference Medium Medium default router preference R1(config-if)#ipv6 nd router-preference L R1(config-if)#ipv6 nd router-preference Low R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd pre R1(config-if)#ipv6 nd prefix ? X:X:X:X::X/<0-128> IPv6 prefix x:x::y/<z> default Specify prefix default parameters framed-ipv6-prefix Advertise prefix obtained from RADIUS server R1(config-if)#ipv6 nd prefix 2001:0:1:2::/64 ? <0-4294967295> Valid Lifetime (secs) at Expire prefix at a specific time/date infinite Infinite Valid Lifetime no-advertise Do not advertise prefix <cr> R1(config-if)#ipv6 nd prefix 2001:0:1:2::/64 300 60 R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra su R1(config-if)#ipv6 nd ra suppress a R1(config-if)#ipv6 nd ra suppress all R1(config-if)#no ipv6 nd ra suppress all R1(config-if)#ipv6 nd ra suppress all R1(config-if)#n oipv6 nd ra suppress all ^ % Invalid input detected at '^' marker. R1(config-if)#no ipv6 nd ra suppress all R1(config-if)#ipv R1(config-if)#ipv6 nd R1(config-if)#ipv6 nd ra R1(config-if)#ipv6 nd ra su R1(config-if)#ipv6 nd ra suppress a R1(config-if)#ipv6 nd ra suppress all R1(config-if)#no ipv6 nd ra suppress all R1(config-if)#ipv6 nd ra suppress all R1(config-if)#no ipv6 nd ra suppress all
R2#conf t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#ipv R2(config)#ipv6 uni R2(config)#ipv6 unicast-routing R2(config)#int gig0/1 R2(config-if)#ipv R2(config-if)#ipv6 add R2(config-if)#ipv6 address auto R2(config-if)#ipv6 address autoconfig de R2(config-if)#ipv6 address autoconfig default R2(config-if)#no shut R2(config-if)# *Mar 3 01:35:54.283: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up R2(config-if)# *Mar 3 01:35:55.284: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up R2(config-if)#^Z R2#sh *Mar 3 01:36:31.280: %SYS-5-CONFIG_I: Configured from console by console R2#sh ipv R2#sh ipv6 inter R2#sh ipv6 interface GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591982 preferred lifetime 604782 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591982 preferred lifetime 604782 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591982 preferred lifetime 604782 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591982 preferred lifetime 604782 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2#sh ipv R2#sh ipv6 rou R2#sh ipv6 route IPv6 Routing Table - default - 10 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application ND ::/0 [2/0] via FE80::E30:3FFF:FEDD:9E00, GigabitEthernet0/1 NDp 2001:0:1:2::/64 [2/0] via GigabitEthernet0/1, directly connected L 2001:0:1:2:E30:3FFF:FEDD:B001/128 [0/0] via GigabitEthernet0/1, receive NDp 2001:1:1:2::/64 [2/0] via GigabitEthernet0/1, directly connected L 2001:1:1:2:E30:3FFF:FEDD:B001/128 [0/0] via GigabitEthernet0/1, receive NDp 2001:2:1:2::/64 [2/0] via GigabitEthernet0/1, directly connected L 2001:2:1:2:E30:3FFF:FEDD:B001/128 [0/0] via GigabitEthernet0/1, receive NDp 2001:3:1:2::/64 [2/0] via GigabitEthernet0/1, directly connected L 2001:3:1:2:E30:3FFF:FEDD:B001/128 [0/0] via GigabitEthernet0/1, receive L FF00::/8 [0/0] via Null0, receive R2#ping 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/5/14 ms R2#ping 2001:1:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/4/14 ms R2#ping 2001:2:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:2:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/4/13 ms R2#ping 2001:3:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:3:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/4/12 ms R2#ping 2001:0:1:4::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:4::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/2/4 ms R2#sh ipv6 route ::/0 Routing entry for ::/0 Known via "ND", distance 2, metric 0 Route count is 1/1, share count 0 Routing paths: FE80::E30:3FFF:FEDD:9E00, GigabitEthernet0/1 Last updated 00:35:15 ago R2#conf t Enter configuration commands, one per line. End with CNTL/Z. R2(config)#int gig0/1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7167 preferred lifetime 57 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591997 preferred lifetime 604797 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591997 preferred lifetime 604797 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591997 preferred lifetime 604797 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7151 preferred lifetime 51 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591991 preferred lifetime 604791 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591991 preferred lifetime 604791 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591991 preferred lifetime 604791 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#[A ^ % Invalid input detected at '^' marker. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7145 preferred lifetime 54 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591994 preferred lifetime 604794 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591994 preferred lifetime 604794 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591994 preferred lifetime 604794 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7141 preferred lifetime 59 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7140 preferred lifetime 58 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)# R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7046 preferred lifetime 45 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591985 preferred lifetime 604785 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591985 preferred lifetime 604785 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591985 preferred lifetime 604785 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7044 preferred lifetime 43 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591983 preferred lifetime 604783 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591983 preferred lifetime 604783 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591983 preferred lifetime 604783 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7039 preferred lifetime 38 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591978 preferred lifetime 604778 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591978 preferred lifetime 604778 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591978 preferred lifetime 604778 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7036 preferred lifetime 35 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591975 preferred lifetime 604775 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591975 preferred lifetime 604775 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591975 preferred lifetime 604775 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7034 preferred lifetime 33 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591973 preferred lifetime 604773 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591973 preferred lifetime 604773 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591973 preferred lifetime 604773 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7033 preferred lifetime 32 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591972 preferred lifetime 604772 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591972 preferred lifetime 604772 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591972 preferred lifetime 604772 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 7031 preferred lifetime 30 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#shut R2(config-if)#no shut *Mar 3 02:28:29.939: %LINK-5-CHANGED: Interface GigabitEthernet0/1, changed state to administratively down *Mar 3 02:28:30.939: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to down R2(config-if)#no shut R2(config-if)# *Mar 3 02:28:34.173: %LINK-3-UPDOWN: Interface GigabitEthernet0/1, changed state to up *Mar 3 02:28:35.174: %LINEPROTO-5-UPDOWN: Line protocol on Interface GigabitEthernet0/1, changed state to up R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled No global unicast address is configured Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled No global unicast address is configured Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 293 preferred lifetime 53 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 299 preferred lifetime 59 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591999 preferred lifetime 604799 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 270 preferred lifetime 30 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591970 preferred lifetime 604770 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int bri GigabitEthernet0/0 [administratively down/down] unassigned GigabitEthernet0/1 [up/up] FE80::E30:3FFF:FEDD:B001 2001:0:1:2:E30:3FFF:FEDD:B001 2001:1:1:2:E30:3FFF:FEDD:B001 2001:2:1:2:E30:3FFF:FEDD:B001 2001:3:1:2:E30:3FFF:FEDD:B001 GigabitEthernet0/2 [administratively down/down] unassigned GigabitEthernet0/3 [administratively down/down] unassigned R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 260 preferred lifetime 20 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591960 preferred lifetime 604760 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591960 preferred lifetime 604760 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591960 preferred lifetime 604760 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do ping 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/4/13 ms R2(config-if)#do ping 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/2/5 ms R2(config-if)#do ping 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/2/3 ms R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/DEP] valid lifetime 219 preferred lifetime 0 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591919 preferred lifetime 604719 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591919 preferred lifetime 604719 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591919 preferred lifetime 604719 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 ND reachable time is 30000 milliseconds (using 30000) ND advertised reachable time is 0 (unspecified) ND advertised retransmit interval is 0 (unspecified) ND router advertisements are sent every 200 seconds ND router advertisements live for 1800 seconds ND advertised default router preference is Medium Hosts use stateless autoconfig for addresses. R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/DEP] valid lifetime 205 preferred lifetime 0 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591905 preferred lifetime 604705 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591905 preferred lifetime 604705 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591905 preferred lifetime 604705 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/DEP] valid lifetime 197 preferred lifetime 0 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591897 preferred lifetime 604697 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591897 preferred lifetime 604697 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591897 preferred lifetime 604697 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/DEP] valid lifetime 193 preferred lifetime 0 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591893 preferred lifetime 604693 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591893 preferred lifetime 604693 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591893 preferred lifetime 604693 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do ping 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/3/5 ms R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 295 preferred lifetime 55 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591995 preferred lifetime 604795 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591995 preferred lifetime 604795 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591995 preferred lifetime 604795 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 290 preferred lifetime 50 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591990 preferred lifetime 604790 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591990 preferred lifetime 604790 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591990 preferred lifetime 604790 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 298 preferred lifetime 58 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591998 preferred lifetime 604798 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 293 preferred lifetime 53 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int GigabitEthernet0/1 is up, line protocol is up IPv6 is enabled, link-local address is FE80::E30:3FFF:FEDD:B001 No Virtual link-local address(es): Stateless address autoconfig enabled Global unicast address(es): 2001:0:1:2:E30:3FFF:FEDD:B001, subnet is 2001:0:1:2::/64 [EUI/CAL/PRE] valid lifetime 293 preferred lifetime 53 2001:1:1:2:E30:3FFF:FEDD:B001, subnet is 2001:1:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:2:1:2:E30:3FFF:FEDD:B001, subnet is 2001:2:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 2001:3:1:2:E30:3FFF:FEDD:B001, subnet is 2001:3:1:2::/64 [EUI/CAL/PRE] valid lifetime 2591993 preferred lifetime 604793 Joined group address(es): FF02::1 FF02::2 FF02::1:FFDD:B001 MTU is 1500 bytes ICMP error messages limited to one every 100 milliseconds ICMP redirects are enabled ICMP unreachables are sent ND DAD is enabled, number of DAD attempts: 1 R2(config-if)#do sh ipv6 int | i valid valid lifetime 295 preferred lifetime 55 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 R2(config-if)#do sh ipv6 int | i valid valid lifetime 293 preferred lifetime 53 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 R2(config-if)#do sh ipv6 int | i valid valid lifetime 299 preferred lifetime 59 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 R2(config-if)#do sh ipv6 int | i valid valid lifetime 298 preferred lifetime 58 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 R2(config-if)#do sh ipv6 int | i valid valid lifetime 296 preferred lifetime 56 valid lifetime 2591996 preferred lifetime 604796 valid lifetime 2591996 preferred lifetime 604796 valid lifetime 2591996 preferred lifetime 604796 R2(config-if)#do sh ipv6 int | i valid valid lifetime 295 preferred lifetime 55 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 R2(config-if)#do sh ipv6 int | i valid valid lifetime 293 preferred lifetime 53 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 R2(config-if)#do sh ipv6 int | i valid valid lifetime 291 preferred lifetime 51 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 R2(config-if)#do sh ipv6 int | i valid valid lifetime 299 preferred lifetime 59 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 R2(config-if)#do sh ipv6 int | i valid valid lifetime 297 preferred lifetime 57 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 R2(config-if)#do sh ipv6 int | i valid valid lifetime 295 preferred lifetime 55 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 R2(config-if)#do sh ipv6 int | i valid valid lifetime 293 preferred lifetime 53 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 R2(config-if)#do sh ipv6 int | i valid valid lifetime 292 preferred lifetime 52 valid lifetime 2591992 preferred lifetime 604792 valid lifetime 2591992 preferred lifetime 604792 valid lifetime 2591992 preferred lifetime 604792 R2(config-if)#do sh ipv6 int | i valid valid lifetime 298 preferred lifetime 58 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 R2(config-if)#do sh ipv6 int | i valid valid lifetime 297 preferred lifetime 57 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 R2(config-if)#do sh ipv6 int | i valid valid lifetime 295 preferred lifetime 55 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 R2(config-if)#do sh ipv6 int | i valid valid lifetime 293 preferred lifetime 53 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 valid lifetime 2591993 preferred lifetime 604793 R2(config-if)#do sh ipv6 int | i valid valid lifetime 291 preferred lifetime 51 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 R2(config-if)#do sh ipv6 int | i valid valid lifetime 299 preferred lifetime 59 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 valid lifetime 2591999 preferred lifetime 604799 R2(config-if)#do sh ipv6 int | i valid valid lifetime 297 preferred lifetime 57 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 R2(config-if)#do sh ipv6 int | i valid valid lifetime 295 preferred lifetime 55 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 valid lifetime 2591995 preferred lifetime 604795 R2(config-if)#do sh ipv6 int | i valid valid lifetime 294 preferred lifetime 54 valid lifetime 2591994 preferred lifetime 604794 valid lifetime 2591994 preferred lifetime 604794 valid lifetime 2591994 preferred lifetime 604794 R2(config-if)#do sh ipv6 int | i valid valid lifetime 292 preferred lifetime 52 valid lifetime 2591992 preferred lifetime 604792 valid lifetime 2591992 preferred lifetime 604792 valid lifetime 2591992 preferred lifetime 604792 R2(config-if)#do sh ipv6 int | i valid valid lifetime 298 preferred lifetime 58 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 R2(config-if)#do sh ipv6 int | i valid valid lifetime 297 preferred lifetime 57 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 valid lifetime 2591997 preferred lifetime 604797 R2(config-if)#do sh ipv6 int | i valid valid lifetime 291 preferred lifetime 51 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 valid lifetime 2591991 preferred lifetime 604791 R2(config-if)#do sh ipv6 int | i valid valid lifetime 290 preferred lifetime 50 valid lifetime 2591990 preferred lifetime 604790 valid lifetime 2591990 preferred lifetime 604790 valid lifetime 2591990 preferred lifetime 604790 R2(config-if)# R2(config-if)#do sh ipv6 int | i valid valid lifetime 287 preferred lifetime 47 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 R2(config-if)#do sh ipv6 int | i valid valid lifetime 286 preferred lifetime 46 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 R2(config-if)#do sh ipv6 int | i valid valid lifetime 285 preferred lifetime 45 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 R2(config-if)#do sh ipv6 int | i valid valid lifetime 284 preferred lifetime 44 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 R2(config-if)#do sh ipv6 int | i valid valid lifetime 283 preferred lifetime 43 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 R2(config-if)#do sh ipv6 int | i valid valid lifetime 282 preferred lifetime 42 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 R2(config-if)#do sh ipv6 int | i valid valid lifetime 280 preferred lifetime 40 valid lifetime 2591980 preferred lifetime 604780 valid lifetime 2591980 preferred lifetime 604780 valid lifetime 2591980 preferred lifetime 604780 R2(config-if)# R2(config-if)#do sh ipv6 int | i valid valid lifetime 278 preferred lifetime 38 valid lifetime 2591978 preferred lifetime 604778 valid lifetime 2591978 preferred lifetime 604778 valid lifetime 2591978 preferred lifetime 604778 R2(config-if)#do sh ipv6 int | i valid valid lifetime 277 preferred lifetime 37 valid lifetime 2591977 preferred lifetime 604777 valid lifetime 2591977 preferred lifetime 604777 valid lifetime 2591977 preferred lifetime 604777 R2(config-if)#do sh ipv6 int | i valid valid lifetime 276 preferred lifetime 36 valid lifetime 2591976 preferred lifetime 604776 valid lifetime 2591976 preferred lifetime 604776 valid lifetime 2591976 preferred lifetime 604776 R2(config-if)#do sh ipv6 int | i valid valid lifetime 274 preferred lifetime 34 valid lifetime 2591974 preferred lifetime 604774 valid lifetime 2591974 preferred lifetime 604774 valid lifetime 2591974 preferred lifetime 604774 R2(config-if)#do sh ipv6 int | i valid valid lifetime 273 preferred lifetime 33 valid lifetime 2591973 preferred lifetime 604773 valid lifetime 2591973 preferred lifetime 604773 valid lifetime 2591973 preferred lifetime 604773 R2(config-if)#do sh ipv6 int | i valid valid lifetime 272 preferred lifetime 32 valid lifetime 2591972 preferred lifetime 604772 valid lifetime 2591972 preferred lifetime 604772 valid lifetime 2591972 preferred lifetime 604772 R2(config-if)#do sh ipv6 int | i valid valid lifetime 271 preferred lifetime 31 valid lifetime 2591971 preferred lifetime 604771 valid lifetime 2591971 preferred lifetime 604771 valid lifetime 2591971 preferred lifetime 604771 R2(config-if)#do sh ipv6 int | i valid valid lifetime 270 preferred lifetime 30 valid lifetime 2591970 preferred lifetime 604770 valid lifetime 2591970 preferred lifetime 604770 valid lifetime 2591970 preferred lifetime 604770 R2(config-if)#do sh ipv6 int | i valid valid lifetime 268 preferred lifetime 28 valid lifetime 2591968 preferred lifetime 604768 valid lifetime 2591968 preferred lifetime 604768 valid lifetime 2591968 preferred lifetime 604768 R2(config-if)#do sh ipv6 int | i valid valid lifetime 267 preferred lifetime 27 valid lifetime 2591967 preferred lifetime 604767 valid lifetime 2591967 preferred lifetime 604767 valid lifetime 2591967 preferred lifetime 604767 R2(config-if)#do sh ipv6 int | i valid valid lifetime 266 preferred lifetime 26 valid lifetime 2591966 preferred lifetime 604766 valid lifetime 2591966 preferred lifetime 604766 valid lifetime 2591966 preferred lifetime 604766 R2(config-if)#do sh ipv6 int | i valid valid lifetime 265 preferred lifetime 25 valid lifetime 2591965 preferred lifetime 604765 valid lifetime 2591965 preferred lifetime 604765 valid lifetime 2591965 preferred lifetime 604765 R2(config-if)#do sh ipv6 int | i valid valid lifetime 264 preferred lifetime 24 valid lifetime 2591964 preferred lifetime 604764 valid lifetime 2591964 preferred lifetime 604764 valid lifetime 2591964 preferred lifetime 604764 R2(config-if)#do sh ipv6 int | i valid valid lifetime 262 preferred lifetime 22 valid lifetime 2591962 preferred lifetime 604762 valid lifetime 2591962 preferred lifetime 604762 valid lifetime 2591962 preferred lifetime 604762 R2(config-if)#do sh ipv6 int | i valid valid lifetime 261 preferred lifetime 21 valid lifetime 2591961 preferred lifetime 604761 valid lifetime 2591961 preferred lifetime 604761 valid lifetime 2591961 preferred lifetime 604761 R2(config-if)#do sh ipv6 int | i valid valid lifetime 260 preferred lifetime 20 valid lifetime 2591960 preferred lifetime 604760 valid lifetime 2591960 preferred lifetime 604760 valid lifetime 2591960 preferred lifetime 604760 R2(config-if)#do sh ipv6 int | i valid valid lifetime 259 preferred lifetime 19 valid lifetime 2591959 preferred lifetime 604759 valid lifetime 2591959 preferred lifetime 604759 valid lifetime 2591959 preferred lifetime 604759 R2(config-if)#do sh ipv6 int | i valid valid lifetime 258 preferred lifetime 18 valid lifetime 2591958 preferred lifetime 604758 valid lifetime 2591958 preferred lifetime 604758 valid lifetime 2591958 preferred lifetime 604758 R2(config-if)#do sh ipv6 int | i valid valid lifetime 257 preferred lifetime 17 valid lifetime 2591957 preferred lifetime 604757 valid lifetime 2591957 preferred lifetime 604757 valid lifetime 2591957 preferred lifetime 604757 R2(config-if)#do sh ipv6 int | i valid valid lifetime 255 preferred lifetime 15 valid lifetime 2591955 preferred lifetime 604755 valid lifetime 2591955 preferred lifetime 604755 valid lifetime 2591955 preferred lifetime 604755 R2(config-if)#do sh ipv6 int | i valid valid lifetime 254 preferred lifetime 14 valid lifetime 2591954 preferred lifetime 604754 valid lifetime 2591954 preferred lifetime 604754 valid lifetime 2591954 preferred lifetime 604754 R2(config-if)#do sh ipv6 int | i valid valid lifetime 298 preferred lifetime 58 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 R2(config-if)#do sh ipv6 int | i valid valid lifetime 290 preferred lifetime 50 valid lifetime 2591990 preferred lifetime 604790 valid lifetime 2591990 preferred lifetime 604790 valid lifetime 2591990 preferred lifetime 604790 R2(config-if)#do sh ipv6 int | i valid valid lifetime 289 preferred lifetime 49 valid lifetime 2591989 preferred lifetime 604789 valid lifetime 2591989 preferred lifetime 604789 valid lifetime 2591989 preferred lifetime 604789 R2(config-if)#do sh ipv6 int | i valid valid lifetime 288 preferred lifetime 48 valid lifetime 2591988 preferred lifetime 604788 valid lifetime 2591988 preferred lifetime 604788 valid lifetime 2591988 preferred lifetime 604788 R2(config-if)#do sh ipv6 int | i valid valid lifetime 288 preferred lifetime 48 valid lifetime 2591988 preferred lifetime 604788 valid lifetime 2591988 preferred lifetime 604788 valid lifetime 2591988 preferred lifetime 604788 R2(config-if)#do sh ipv6 int | i valid valid lifetime 287 preferred lifetime 47 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 R2(config-if)#do sh ipv6 int | i valid valid lifetime 287 preferred lifetime 47 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 valid lifetime 2591987 preferred lifetime 604787 R2(config-if)#do sh ipv6 int | i valid valid lifetime 286 preferred lifetime 46 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 R2(config-if)#do sh ipv6 int | i valid valid lifetime 286 preferred lifetime 46 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 R2(config-if)#do sh ipv6 int | i valid valid lifetime 286 preferred lifetime 46 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 valid lifetime 2591986 preferred lifetime 604786 R2(config-if)#do sh ipv6 int | i valid valid lifetime 285 preferred lifetime 45 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 R2(config-if)#do sh ipv6 int | i valid valid lifetime 285 preferred lifetime 45 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 valid lifetime 2591985 preferred lifetime 604785 R2(config-if)#do sh ipv6 int | i valid valid lifetime 284 preferred lifetime 44 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 R2(config-if)#do sh ipv6 int | i valid valid lifetime 284 preferred lifetime 44 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 valid lifetime 2591984 preferred lifetime 604784 R2(config-if)#do sh ipv6 int | i valid valid lifetime 283 preferred lifetime 43 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 R2(config-if)#do sh ipv6 int | i valid valid lifetime 283 preferred lifetime 43 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 valid lifetime 2591983 preferred lifetime 604783 R2(config-if)#do sh ipv6 int | i valid valid lifetime 282 preferred lifetime 42 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 R2(config-if)#do sh ipv6 int | i valid valid lifetime 282 preferred lifetime 42 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 valid lifetime 2591982 preferred lifetime 604782 R2(config-if)#do sh ipv6 int | i valid valid lifetime 281 preferred lifetime 41 valid lifetime 2591981 preferred lifetime 604781 valid lifetime 2591981 preferred lifetime 604781 valid lifetime 2591981 preferred lifetime 604781 R2(config-if)#do sh ipv6 int | i valid valid lifetime 280 preferred lifetime 40 valid lifetime 2591980 preferred lifetime 604780 valid lifetime 2591980 preferred lifetime 604780 valid lifetime 2591980 preferred lifetime 604780 R2(config-if)#dog pin 2001:0:1:2::1 ^ % Invalid input detected at '^' marker. R2(config-if)#do pin 2001:0:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:0:1:2::1, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/2/4 ms R2(config-if)#do sh ipv6 int | i valid valid lifetime 243 preferred lifetime 3 valid lifetime 2591943 preferred lifetime 604743 valid lifetime 2591943 preferred lifetime 604743 valid lifetime 2591943 preferred lifetime 604743 R2(config-if)#do sh ipv6 int | i valid valid lifetime 241 preferred lifetime 1 valid lifetime 2591941 preferred lifetime 604741 valid lifetime 2591941 preferred lifetime 604741 valid lifetime 2591941 preferred lifetime 604741 R2(config-if)#do sh ipv6 int | i valid valid lifetime 240 preferred lifetime 0 valid lifetime 2591940 preferred lifetime 604740 valid lifetime 2591940 preferred lifetime 604740 valid lifetime 2591940 preferred lifetime 604740 R2(config-if)#do sh ipv6 int | i valid valid lifetime 239 preferred lifetime 0 valid lifetime 2591939 preferred lifetime 604739 valid lifetime 2591939 preferred lifetime 604739 valid lifetime 2591939 preferred lifetime 604739 R2(config-if)#do sh ipv6 int | i valid valid lifetime 238 preferred lifetime 0 valid lifetime 2591938 preferred lifetime 604738 valid lifetime 2591938 preferred lifetime 604738 valid lifetime 2591938 preferred lifetime 604738 R2(config-if)#do sh ipv6 int | i valid valid lifetime 237 preferred lifetime 0 valid lifetime 2591937 preferred lifetime 604737 valid lifetime 2591937 preferred lifetime 604737 valid lifetime 2591937 preferred lifetime 604737 R2(config-if)#do sh ipv6 int | i valid valid lifetime 237 preferred lifetime 0 valid lifetime 2591937 preferred lifetime 604737 valid lifetime 2591937 preferred lifetime 604737 valid lifetime 2591937 preferred lifetime 604737 R2(config-if)#do sh ipv6 int | i valid valid lifetime 236 preferred lifetime 0 valid lifetime 2591936 preferred lifetime 604736 valid lifetime 2591936 preferred lifetime 604736 valid lifetime 2591936 preferred lifetime 604736 R2(config-if)#do sh ipv6 int | i valid valid lifetime 233 preferred lifetime 0 valid lifetime 2591933 preferred lifetime 604733 valid lifetime 2591933 preferred lifetime 604733 valid lifetime 2591933 preferred lifetime 604733 R2(config-if)#do sh ipv6 int | i valid valid lifetime 232 preferred lifetime 0 valid lifetime 2591932 preferred lifetime 604732 valid lifetime 2591932 preferred lifetime 604732 valid lifetime 2591932 preferred lifetime 604732 R2(config-if)#do sh ipv6 int | i valid valid lifetime 201 preferred lifetime 0 valid lifetime 2591901 preferred lifetime 604701 valid lifetime 2591901 preferred lifetime 604701 valid lifetime 2591901 preferred lifetime 604701 R2(config-if)#do sh ipv6 int | i valid valid lifetime 199 preferred lifetime 0 valid lifetime 2591899 preferred lifetime 604699 valid lifetime 2591899 preferred lifetime 604699 valid lifetime 2591899 preferred lifetime 604699 R2(config-if)#do sh ipv6 int | i valid valid lifetime 199 preferred lifetime 0 valid lifetime 2591899 preferred lifetime 604699 valid lifetime 2591899 preferred lifetime 604699 valid lifetime 2591899 preferred lifetime 604699 R2(config-if)#do sh ipv6 int | i valid valid lifetime 198 preferred lifetime 0 valid lifetime 2591898 preferred lifetime 604698 valid lifetime 2591898 preferred lifetime 604698 valid lifetime 2591898 preferred lifetime 604698 R2(config-if)#do sh ipv6 int | i valid valid lifetime 197 preferred lifetime 0 valid lifetime 2591897 preferred lifetime 604697 valid lifetime 2591897 preferred lifetime 604697 valid lifetime 2591897 preferred lifetime 604697 R2(config-if)#do sh ipv6 int | i valid valid lifetime 195 preferred lifetime 0 valid lifetime 2591895 preferred lifetime 604695 valid lifetime 2591895 preferred lifetime 604695 valid lifetime 2591895 preferred lifetime 604695 R2(config-if)#do sh ipv6 int | i valid valid lifetime 192 preferred lifetime 0 valid lifetime 2591892 preferred lifetime 604692 valid lifetime 2591892 preferred lifetime 604692 valid lifetime 2591892 preferred lifetime 604692 R2(config-if)#do sh ipv6 int | i valid valid lifetime 190 preferred lifetime 0 valid lifetime 2591890 preferred lifetime 604690 valid lifetime 2591890 preferred lifetime 604690 valid lifetime 2591890 preferred lifetime 604690 R2(config-if)#do sh ipv6 int | i valid valid lifetime 187 preferred lifetime 0 valid lifetime 2591887 preferred lifetime 604687 valid lifetime 2591887 preferred lifetime 604687 valid lifetime 2591887 preferred lifetime 604687 R2(config-if)#do sh ipv6 int | i valid valid lifetime 2591455 preferred lifetime 604255 valid lifetime 2591455 preferred lifetime 604255 valid lifetime 2591455 preferred lifetime 604255 R2(config-if)#do sh ipv6 int | i valid valid lifetime 298 preferred lifetime 58 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 valid lifetime 2591998 preferred lifetime 604798 R2(config-if)#
enable configure terminal ! hostname R1 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! ipv6 unicast-routing ! interface GigabitEthernet 0/0 ipv6 address fe80::1 link-local ipv6 address 2001:1234:1:2::1/64 no shutdown exit interface GigabitEthernet 0/1 ipv6 address fe80::1 link-local ipv6 address 2001:1234:1:4::1/64 no shutdown exit ! end write
enable configure terminal ! hostname R2 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! ipv6 unicast-routing ! interface GigabitEthernet 0/0 ipv6 address fe80::2 link-local ipv6 address 2001:1234:2:3::2/64 no shutdown exit interface GigabitEthernet 0/1 ipv6 address fe80::2 link-local ipv6 address 2001:1234:1:2::2/64 no shutdown exit ! end write
enable configure terminal ! hostname R3 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! ipv6 unicast-routing ! interface GigabitEthernet 0/0 ipv6 address fe80::3 link-local ipv6 address 2001:1234:3:4::3/64 no shutdown exit interface GigabitEthernet 0/1 ipv6 address fe80::3 link-local ipv6 address 2001:1234:2:3::3/64 no shutdown exit ! end write
enable configure terminal ! ipv6 unicast-routing ! hostname R4 no ip domain-lookup line console 0 exec-timeout 0 0 logging synchronous exit ! interface GigabitEthernet 0/0 ipv6 address fe80::4 link-local ipv6 address 2001:1234:1:4::4/64 no shutdown exit interface GigabitEthernet 0/1 ipv6 address fe80::4 link-local ipv6 address 2001:1234:3:4::4/64 no shutdown exit ! end write
configure terminal ! ipv6 route 2001:1234:2:3::/64 Gig0/0 fe80::2 ipv6 route ::/0 gig0/1 fe80::4 ! end
configure terminal ! ipv6 route 2001:1234:1:2::/64 Gig0/1 fe80::2 ipv6 route ::/0 gig0/0 fe80::4 ! end
default route case 2
configure terminal ! ipv6 route ::/0 gig0/0 fe80::2 ! end
configure terminal ! ipv6 route ::/0 gig0/0 fe80::3 ! end
configure terminal ! ipv6 route ::/0 gig0/0 fe80::4 ipv6 route 2001:1234:1:2::/64 gig0/1 fe80::2 ! end
configure terminal ! ipv6 route ::/0 gig0/1 fe80::3 ! end
drop specific route.
configure terminal ! ipv6 route 2001:1234:3:4::/64 Null0 ! end
R1#ping 2001:1234:1:2::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:1:2::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/6/23 ms R1#ping 2001:1234:2:3::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::2, timeout is 2 seconds: % No valid route for destination Success rate is 0 percent (0/1) R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#ipv6 R1(config)#ipv6 rou R1(config)#ipv6 route 2001:1234:2:3::/64 ? Async Async interface Auto-Template Auto-Template interface BDI Bridge-Domain interface BVI Bridge-Group Virtual Interface CDMA-Ix CDMA Ix interface CTunnel CTunnel interface Dialer Dialer interface GMPLS MPLS interface GigabitEthernet GigabitEthernet IEEE 802.3z LISP Locator/ID Separation Protocol Virtual Interface LongReachEthernet Long-Reach Ethernet interface Loopback Loopback interface Lspvif LSP virtual interface MFR Multilink Frame Relay bundle interface Multilink Multilink-group interface Null Null interface Tunnel Tunnel interface Vif PGM Multicast Host interface Virtual-PPP Virtual PPP interface Virtual-Template Virtual Template interface Virtual-TokenRing Virtual TokenRing X:X:X:X::X IPv6 address of next-hop vmi Virtual Multipoint Interface R1(config)#ipv6 route 2001:1234:2:3::/64 Gig0/0 ? <1-254> Administrative distance X:X:X:X::X IPv6 address of next-hop multicast Route only usable by multicast name Name of static route nexthop-vrf Nexthop IPv6 VRF tag Tag value track Tracked unicast Route only usable by unicast <cr> R1(config)#ipv6 route 2001:1234:2:3::/64 Gig0/0 fe80 R1(config)#ipv6 route 2001:1234:2:3::/64 Gig0/0 fe80::2 R1(config)#ipv6 route 2001:1234:2:3::/64 Gig0/0 fe80::2 R1(config)#do ping 2001:1234:2:3::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/3/5 ms R1(config)#do ping 2001:1234:2:3::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::3, timeout is 2 seconds: ... Success rate is 0 percent (0/3) R1(config)#do ping 2001:1234:2:3::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::3, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 3/4/5 ms R1(config)#do sh ipv6 rou R1(config)#do sh ipv6 route IPv6 Routing Table - default - 6 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application C 2001:1234:1:2::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:1:2::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:1234:1:4::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:1:4::1/128 [0/0] via GigabitEthernet0/1, receive S 2001:1234:2:3::/64 [1/0] via FE80::2, GigabitEthernet0/0 L FF00::/8 [0/0] via Null0, receive R1(config)#do ping 2001:1234:3:4::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::3, timeout is 2 seconds: % No valid route for destination Success rate is 0 percent (0/1) R1(config)#ipv R1(config)#ipv6 rou R1(config)#ipv6 route ::/0 R1(config)#ipv6 route ::/0 gig0/1 fe80::4 R1(config)#do ping 2001:1234:3:4::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::3, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 3/8/24 ms R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 3/3/4 ms R1(config)#do sh ipv6 route IPv6 Routing Table - default - 7 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application S ::/0 [1/0] via FE80::4, GigabitEthernet0/1 C 2001:1234:1:2::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:1:2::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:1234:1:4::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:1:4::1/128 [0/0] via GigabitEthernet0/1, receive S 2001:1234:2:3::/64 [1/0] via FE80::2, GigabitEthernet0/0 L FF00::/8 [0/0] via Null0, receive R1(config)#no ipv6 route 2001:1234:1:2::/64 Gig0/1 fe80::2 % No matching route to delete R1(config)#no ipv6 route 2001:1234:2:3::/64 Gig0/0 fe80::2 R1(config)#no ipv6 route ::/0 gig0/1 fe80::4 R1(config)#do sh ipv6 route IPv6 Routing Table - default - 5 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application C 2001:1234:1:2::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:1:2::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:1234:1:4::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:1:4::1/128 [0/0] via GigabitEthernet0/1, receive L FF00::/8 [0/0] via Null0, receive R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: % No valid route for destination Success rate is 0 percent (0/1) R1(config)#ipv R1(config)#ipv6 rou R1(config)#ipv6 route ::/0 gig0/0 fe80::2 R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) R1(config)#do ping 2001:1234:3:4::4 soucrce 2001:1234:1:2::2 ^ % Invalid input detected at '^' marker. R1(config)#do ping 2001:1234:3:4::4 source 2001:1234:1:2::2 % No valid source address for destination R1(config)#do ping 2001:1234:3:4::4 source 2001:1234:1:2::1 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: Packet sent with a source address of 2001:1234:1:2::1 .. Success rate is 0 percent (0/2) R1(config)#do ping 2001:1234:1:2::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:1:2::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/3/5 ms R1(config)#do ping 2001:1234:2:3::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::3, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) R1(config)#do ping 2001:1234:2:3::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/3/6 ms R1(config)#do ping 2001:1234:2:3::2 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::2, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 2/3/5 ms R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 5/6/10 ms R1(config)#do sh ipv6 route IPv6 Routing Table - default - 6 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application S ::/0 [1/0] via FE80::2, GigabitEthernet0/0 C 2001:1234:1:2::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:1:2::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:1234:1:4::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:1:4::1/128 [0/0] via GigabitEthernet0/1, receive L FF00::/8 [0/0] via Null0, receive R1(config)#ipv6 route 2001:1234:3:4::/64 Nu R1(config)#ipv6 route 2001:1234:3:4::/64 Null 0 R1(config)#do sh ipv6 rout IPv6 Routing Table - default - 7 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application S ::/0 [1/0] via FE80::2, GigabitEthernet0/0 C 2001:1234:1:2::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:1:2::1/128 [0/0] via GigabitEthernet0/0, receive C 2001:1234:1:4::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:1:4::1/128 [0/0] via GigabitEthernet0/1, receive S 2001:1234:3:4::/64 [1/0] via Null0, directly connected L FF00::/8 [0/0] via Null0, receive R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: .. Success rate is 0 percent (0/2) R1(config)#do ping 2001:1234:3:4::4 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:3:4::4, timeout is 2 seconds: ..... Success rate is 0 percent (0/5) R1(config)#do ping 2001:1234:2:3::3 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 2001:1234:2:3::3, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 3/4/7 ms
R3#conf t Enter configuration commands, one per line. End with CNTL/Z. R3(config)#ipv R3(config)#ipv6 route 2001:1234:1:2::/64 gig0/1 fe80::2 R3(config)#ipv6 route R3(config)#ipv6 route ::/0 gig0/0 fe80::4 R3(config)#no ipv6 route 2001:1234:1:2::/64 gig0/1 fe80::2 R3(config)#no ipv6 route ::/0 gig0/0 fe80::4 R3(config)#ipv6 route ::/0 gig0/0 fe80::4 R3(config)# *Mar 3 23:11:48.325: %LINK-2-INTVULN: In critical region with interrupt level=0, intfc=GigabitEthernet0/0 -Process= "IPv6 ND", ipl= 0, pid= 367 -Traceback= 1140C0Az 218A05z 13E44Bz 21484E0z 2154653z 14DA1Bz 14CF64z 15884Az 1597ABz 15973Fz 21DC53z 2049B2Az 204974Cz 204ADDEz 204AF7Ez 203E9E7z R3(config)#do sh ipv6 ro IPv6 Routing Table - default - 6 entries Codes: C - Connected, L - Local, S - Static, U - Per-user Static route B - BGP, HA - Home Agent, MR - Mobile Router, R - RIP H - NHRP, I1 - ISIS L1, I2 - ISIS L2, IA - ISIS interarea IS - ISIS summary, D - EIGRP, EX - EIGRP external, NM - NEMO ND - ND Default, NDp - ND Prefix, DCE - Destination, NDr - Redirect RL - RPL, O - OSPF Intra, OI - OSPF Inter, OE1 - OSPF ext 1 OE2 - OSPF ext 2, ON1 - OSPF NSSA ext 1, ON2 - OSPF NSSA ext 2 la - LISP alt, lr - LISP site-registrations, ld - LISP dyn-eid a - Application S ::/0 [1/0] via FE80::4, GigabitEthernet0/0 C 2001:1234:2:3::/64 [0/0] via GigabitEthernet0/1, directly connected L 2001:1234:2:3::3/128 [0/0] via GigabitEthernet0/1, receive C 2001:1234:3:4::/64 [0/0] via GigabitEthernet0/0, directly connected L 2001:1234:3:4::3/128 [0/0] via GigabitEthernet0/0, receive L FF00::/8 [0/0] via Null0, receive R3(config)#do sh run | i ipv6 route ipv6 route ::/0 GigabitEthernet0/0 FE80::4 R3(config)#ipv R3(config)#ipv6 rou R3(config)#ipv6 route 2001:1234:1:2::/64 gig0/1 fe80::2