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tech:network:cisco:hsrp:hsrp
Table of Contents
HSRP
- ASW1
en conf t ! vlan 5 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 5 no shut exit int gig0/1 switchport mode access switchport access vlan 5 no shut exit ! end
- ASW2
en conf t ! vlan 2 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit ! end
- SW1
en conf t ! ip routing ! int vlan 3 ip address 172.16.3.1 255.255.255.0 no shut exit int vlan 5 ip address 172.16.5.1 255.255.255.0 no shut exit int f1/0/1 switchport mode access switchport access vlan 5 no shut exit int f1/0/2 switchport mode access switchport access vlan 3 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- SW2
en conf t ! ip routing ! int vlan 5 ip address 172.16.5.2 255.255.255.0 no shut exit int vlan 4 ip address 172.16.4.2 255.255.255.0 no shut exit int f1/0/1 switchport mode access switchport access vlan 5 no shut exit int f1/0/2 switchport mode access switchport access vlan 4 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R1
en conf t ! int f0/0 ip address 172.16.3.3 255.255.255.0 no shut exit int f0/1 ip address 172.16.2.1 255.255.255.0 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R2
en conf t ! int f0/0 ip address 172.16.4.4 255.255.255.0 no shut exit int f0/1 ip address 172.16.2.2 255.255.255.0 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
SW1# *Mar 1 00:30:55.031: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.2 on Vlan5 from LOADING to FULL, Loading Done SW1# *Mar 1 00:31:06.062: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.3.3 on Vlan3 from LOADING to FULL, Loading Done SW1#
SW2# *Mar 1 00:30:55.006: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.1 on Vlan5 from LOADING to FULL, Loading Done SW2# *Mar 1 00:31:13.545: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.4.4 on Vlan4 from LOADING to FULL, Loading Done SW2#
R1# *Sep 4 21:46:39.067: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.4.4 on FastEthernet0/1 from LOADING to FULL, Loading Done R1# *Sep 4 21:46:58.631: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.1 on FastEthernet0/0 from LOADING to FULL, Loading Done R1#
R2# *Sep 4 21:49:01.699: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.3.3 on FastEthernet0/1 from LOADING to FULL, Loading Done R2# *Sep 4 21:49:28.771: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.2 on FastEthernet0/0 from LOADING to FULL, Loading Done R2#
SW1#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.2.0/24 [110/2] via 172.16.3.3, 00:01:48, Vlan3
O 172.16.4.0/24 [110/2] via 172.16.5.2, 00:01:59, Vlan5
SW1#
SW2#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.2.0/24 [110/2] via 172.16.4.4, 00:01:38, Vlan4
O 172.16.3.0/24 [110/2] via 172.16.5.1, 00:01:59, Vlan5
SW2#
R1#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.4.0/24 [110/2] via 172.16.2.2, 00:14:51, FastEthernet0/1
O 172.16.5.0/24 [110/2] via 172.16.3.1, 00:15:01, FastEthernet0/0
R2#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.3.0/24 [110/2] via 172.16.2.1, 00:15:01, FastEthernet0/1
O 172.16.5.0/24 [110/2] via 172.16.4.2, 00:14:51, FastEthernet0/0
change OSPF cost value
SW1
Solved: Trouble adding an OSPF cost on an VLAN ... - Cisco Community
SW2
en conf t ! int vlan 4 ip ospf cost 100 exit ! end
R1
R2
en conf t ! int f0/0 ip ospf cost 100 exit ! end
SW1#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.2.0/24 [110/2] via 172.16.3.3, 00:29:47, Vlan3
O 172.16.4.0/24 [110/101] via 172.16.5.2, 00:13:58, Vlan5
SW1#
SW2#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.2.0/24 [110/3] via 172.16.5.1, 00:14:08, Vlan5
O 172.16.3.0/24 [110/2] via 172.16.5.1, 00:29:58, Vlan5
SW2#
R1#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.4.0/24 [110/101] via 172.16.2.2, 00:13:59, FastEthernet0/1
O 172.16.5.0/24 [110/2] via 172.16.3.1, 00:29:48, FastEthernet0/0
R1#
R2#sh ip ro ospf
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static route
o - ODR, P - periodic downloaded static route, H - NHRP, l - LISP
+ - replicated route, % - next hop override
Gateway of last resort is not set
172.16.0.0/16 is variably subnetted, 6 subnets, 2 masks
O 172.16.3.0/24 [110/2] via 172.16.2.1, 00:29:47, FastEthernet0/1
O 172.16.5.0/24 [110/3] via 172.16.2.1, 00:13:58, FastEthernet0/1
R2#
SW1
en conf t ! int vlan 5 standby 5 ip 172.16.5.254 standby 5 priority 105 standby 5 preempt exit ! end
SW2
en conf t ! int vlan 5 standby 5 ip 172.16.5.254 standby 5 priority 100 standby 5 preempt exit ! end
R1
en conf t ! int fa0/1 standby 2 ip 172.16.2.254 standby 2 priority 110 standby 2 preempt exit ! end
R2
en conf t ! int fa0/1 standby 2 ip 172.16.2.254 standby 2 priority 100 standby 2 preempt exit ! end
SW1#sh run int vlan 5 Building configuration... Current configuration : 130 bytes ! interface Vlan5 ip address 172.16.5.1 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 105 standby 5 preempt end
SW1#
SW2#sh run int vlan 5 Building configuration... Current configuration : 106 bytes ! interface Vlan5 ip address 172.16.5.2 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 preempt end
SW2#
R1#sh run int f0/1 Building configuration... Current configuration : 165 bytes ! interface FastEthernet0/1 ip address 172.16.2.1 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 105 standby 2 preempt duplex auto speed auto end
R2#sh run int f0/1 Building configuration... Current configuration : 141 bytes ! interface FastEthernet0/1 ip address 172.16.2.2 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 preempt duplex auto speed auto end
R2(config)#int f0/1 R2(config-if)#standby 2 ip 172.16.2.254 R2(config-if)#sta R2(config-if)#standby 2 pri R2(config-if)#standby 2 priority 100 R2(config-if)#standby 2 priority 100 *Sep 4 22:56:34.291: %HSRP-5-STATECHANGE: FastEthernet0/1 Grp 2 state Standby -> Active R2(config-if)#standby 2 pree R2(config-if)#standby 2 preempt
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int f0/1 R1(config-if)#stad R1(config-if)#stand R1(config-if)#standby 2 ip 172.16.2.254 R1(config-if)#sta R1(config-if)#no standby 2 ip 172.16.2.254 R1(config-if)#stad R1(config-if)#stand R1(config-if)#standby 2 ip 172.16.2.254 R1(config-if)#sta R1(config-if)#standby 2 pri R1(config-if)#standby 2 priority 105 R1(config-if)#sta R1(config-if)#standby 2 *Sep 4 22:55:52.235: %HSRP-5-STATECHANGE: FastEthernet0/1 Grp 2 state Speak -> Standby R1(config-if)#standby 2 preem R1(config-if)#standby 2 preempt R1(config-if)# *Sep 4 22:56:04.627: %HSRP-5-STATECHANGE: FastEthernet0/1 Grp 2 state Standby -> Active R1(config-if)#
R2(config-if)# *Sep 4 22:58:27.283: %HSRP-5-STATECHANGE: FastEthernet0/1 Grp 2 state Active -> Speak R2(config-if)# *Sep 4 22:58:38.243: %HSRP-5-STATECHANGE: FastEthernet0/1 Grp 2 state Speak -> Standby R2(config-if)#
Full Configuration
- ASW1
en conf t ! vlan 5 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 5 no shut exit int gig0/1 switchport mode access switchport access vlan 5 no shut exit ! end
- ASW2
en conf t ! vlan 2 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit ! end
- SW1
en conf t ! ip routing ! int vlan 3 ip address 172.16.3.1 255.255.255.0 no shut exit int vlan 5 ip address 172.16.5.1 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 105 standby 5 preempt no shut exit int f1/0/1 switchport mode access switchport access vlan 5 no shut exit int f1/0/2 switchport mode access switchport access vlan 3 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- SW2
en conf t ! ip routing ! int vlan 5 ip address 172.16.5.2 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 100 standby 5 preempt no shut exit int vlan 4 ip address 172.16.4.2 255.255.255.0 ip ospf cost 100 no shut exit int f1/0/1 switchport mode access switchport access vlan 5 no shut exit int f1/0/2 switchport mode access switchport access vlan 4 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R1
en conf t ! int f0/0 ip address 172.16.3.3 255.255.255.0 no shut exit int f0/1 ip address 172.16.2.1 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 110 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R2
en conf t ! int f0/0 ip address 172.16.4.4 255.255.255.0 ip ospf cost 100 no shut exit int f0/1 ip address 172.16.2.2 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 100 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
SW1#show standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl5 5 105 P Active local 172.16.5.2 172.16.5.254
SW1#
SW2#show standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl5 5 100 P Standby 172.16.5.1 local 172.16.5.254
SW2#
R1#show standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa0/1 2 105 P Active local 172.16.2.2 172.16.2.254
R1#
R2#show standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa0/1 2 100 P Standby 172.16.2.1 local 172.16.2.254
R2#
C:\Users\wnogu>ping 172.16.5.1
Pinging 172.16.5.1 with 32 bytes of data:
Reply from 172.16.5.1: bytes=32 time=7ms TTL=255
Reply from 172.16.5.1: bytes=32 time=2ms TTL=255
Reply from 172.16.5.1: bytes=32 time=2ms TTL=255
Reply from 172.16.5.1: bytes=32 time=1ms TTL=255
Ping statistics for 172.16.5.1:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 7ms, Average = 3ms
C:\Users\wnogu>ping 172.16.5.2
Pinging 172.16.5.2 with 32 bytes of data:
Reply from 172.16.5.2: bytes=32 time=7ms TTL=255
Reply from 172.16.5.2: bytes=32 time=2ms TTL=255
Reply from 172.16.5.2: bytes=32 time=1ms TTL=255
Reply from 172.16.5.2: bytes=32 time=2ms TTL=255
Ping statistics for 172.16.5.2:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 7ms, Average = 3ms
C:\Users\wnogu>ping 172.16.5.254
Pinging 172.16.5.254 with 32 bytes of data:
Reply from 172.16.5.254: bytes=32 time=3ms TTL=255
Reply from 172.16.5.254: bytes=32 time=1ms TTL=255
Reply from 172.16.5.254: bytes=32 time=1ms TTL=255
Reply from 172.16.5.254: bytes=32 time=2ms TTL=255
Ping statistics for 172.16.5.254:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 3ms, Average = 1ms
C:\Users\wnogu>ping 172.16.2.245
Pinging 172.16.2.245 with 32 bytes of data:
Reply from 172.16.2.1: Destination host unreachable.
Request timed out.
Request timed out.
Request timed out.
Ping statistics for 172.16.2.245:
Packets: Sent = 4, Received = 1, Lost = 3 (75% loss),
C:\Users\wnogu>route print
===========================================================================
Interface List
18...00 1b 21 b8 26 5c ......Intel(R) Gigabit CT Desktop Adapter
27...4c 72 b9 58 0e e0 ......Intel(R) 82579V Gigabit Network Connection
6...0a 00 27 00 00 06 ......VirtualBox Host-Only Ethernet Adapter
25...84 af ec 73 9c 01 ......ASIX AX88179 USB 3.0 to Gigabit Ethernet Adapter
23...00 50 56 c0 00 01 ......VMware Virtual Ethernet Adapter for VMnet1
15...00 50 56 c0 00 02 ......VMware Virtual Ethernet Adapter for VMnet2
5...00 50 56 c0 00 03 ......VMware Virtual Ethernet Adapter for VMnet3
17...00 50 56 c0 00 04 ......VMware Virtual Ethernet Adapter for VMnet4
13...00 50 56 c0 00 05 ......VMware Virtual Ethernet Adapter for VMnet5
14...00 50 56 c0 00 08 ......VMware Virtual Ethernet Adapter for VMnet8
21...00 50 56 c0 00 06 ......VMware Virtual Ethernet Adapter for VMnet6
1...........................Software Loopback Interface 1
===========================================================================
IPv4 Route Table
===========================================================================
Active Routes:
Network Destination Netmask Gateway Interface Metric
0.0.0.0 0.0.0.0 10.0.0.1 10.0.0.5 25
10.0.0.0 255.255.255.0 On-link 10.0.0.5 281
10.0.0.5 255.255.255.255 On-link 10.0.0.5 281
10.0.0.255 255.255.255.255 On-link 10.0.0.5 281
127.0.0.0 255.0.0.0 On-link 127.0.0.1 331
127.0.0.1 255.255.255.255 On-link 127.0.0.1 331
127.255.255.255 255.255.255.255 On-link 127.0.0.1 331
172.16.1.0 255.255.255.0 On-link 172.16.1.1 291
172.16.1.1 255.255.255.255 On-link 172.16.1.1 291
172.16.1.255 255.255.255.255 On-link 172.16.1.1 291
172.16.2.0 255.255.255.0 On-link 172.16.2.1 291
172.16.2.1 255.255.255.255 On-link 172.16.2.1 291
172.16.2.255 255.255.255.255 On-link 172.16.2.1 291
172.16.3.0 255.255.255.0 On-link 172.16.3.1 291
172.16.3.1 255.255.255.255 On-link 172.16.3.1 291
172.16.3.255 255.255.255.255 On-link 172.16.3.1 291
172.16.5.0 255.255.255.0 On-link 172.16.5.10 281
172.16.5.10 255.255.255.255 On-link 172.16.5.10 281
172.16.5.255 255.255.255.255 On-link 172.16.5.10 281
172.16.10.0 255.255.255.0 On-link 172.16.10.1 291
172.16.10.1 255.255.255.255 On-link 172.16.10.1 291
172.16.10.255 255.255.255.255 On-link 172.16.10.1 291
192.168.56.0 255.255.255.0 On-link 192.168.56.1 281
192.168.56.1 255.255.255.255 On-link 192.168.56.1 281
192.168.56.255 255.255.255.255 On-link 192.168.56.1 281
192.168.200.0 255.255.255.0 On-link 192.168.200.1 291
192.168.200.1 255.255.255.255 On-link 192.168.200.1 291
192.168.200.255 255.255.255.255 On-link 192.168.200.1 291
192.168.229.0 255.255.255.0 On-link 192.168.229.1 291
192.168.229.1 255.255.255.255 On-link 192.168.229.1 291
192.168.229.255 255.255.255.255 On-link 192.168.229.1 291
192.168.249.0 255.255.255.0 On-link 192.168.249.1 291
192.168.249.1 255.255.255.255 On-link 192.168.249.1 291
192.168.249.255 255.255.255.255 On-link 192.168.249.1 291
224.0.0.0 240.0.0.0 On-link 127.0.0.1 331
224.0.0.0 240.0.0.0 On-link 192.168.56.1 281
224.0.0.0 240.0.0.0 On-link 10.0.0.5 281
224.0.0.0 240.0.0.0 On-link 172.16.5.10 281
224.0.0.0 240.0.0.0 On-link 172.16.3.1 291
224.0.0.0 240.0.0.0 On-link 192.168.249.1 291
224.0.0.0 240.0.0.0 On-link 172.16.1.1 291
224.0.0.0 240.0.0.0 On-link 192.168.229.1 291
224.0.0.0 240.0.0.0 On-link 172.16.2.1 291
224.0.0.0 240.0.0.0 On-link 172.16.10.1 291
224.0.0.0 240.0.0.0 On-link 192.168.200.1 291
255.255.255.255 255.255.255.255 On-link 127.0.0.1 331
255.255.255.255 255.255.255.255 On-link 192.168.56.1 281
255.255.255.255 255.255.255.255 On-link 10.0.0.5 281
255.255.255.255 255.255.255.255 On-link 172.16.5.10 281
255.255.255.255 255.255.255.255 On-link 172.16.3.1 291
255.255.255.255 255.255.255.255 On-link 192.168.249.1 291
255.255.255.255 255.255.255.255 On-link 172.16.1.1 291
255.255.255.255 255.255.255.255 On-link 192.168.229.1 291
255.255.255.255 255.255.255.255 On-link 172.16.2.1 291
255.255.255.255 255.255.255.255 On-link 172.16.10.1 291
255.255.255.255 255.255.255.255 On-link 192.168.200.1 291
===========================================================================
Persistent Routes:
None
IPv6 Route Table
===========================================================================
Active Routes:
If Metric Network Destination Gateway
27 281 ::/0 fe80::212:e2ff:fe70:81a0
1 331 ::1/128 On-link
27 281 2408:211:c228:ce00::/64 On-link
27 281 2408:211:c228:ce00:39bf:1350:d75c:45e9/128
On-link
27 281 2408:211:c228:ce00:4d33:cfc3:c9fd:fee/128
On-link
27 281 2408:211:c228:ce00:4dc5:e93e:afcd:5f58/128
On-link
27 281 2408:211:c228:ce00:6596:92b7:993f:69c1/128
On-link
27 281 2408:211:c228:ce00:81be:22ab:8a10:e3c0/128
On-link
27 281 2408:211:c228:ce00:88a3:25eb:71f1:9186/128
On-link
27 281 2408:211:c228:ce00:a4cd:8137:f58a:e764/128
On-link
27 281 2408:211:c228:ce00:ac58:1220:e04:8b8e/128
On-link
6 281 fe80::/64 On-link
27 281 fe80::/64 On-link
25 281 fe80::/64 On-link
5 291 fe80::/64 On-link
21 291 fe80::/64 On-link
23 291 fe80::/64 On-link
13 291 fe80::/64 On-link
15 291 fe80::/64 On-link
17 291 fe80::/64 On-link
14 291 fe80::/64 On-link
5 291 fe80::103:21a3:8c45:b7e2/128
On-link
6 281 fe80::1970:9ce:93b0:cff8/128
On-link
13 291 fe80::644c:8427:cfa8:2610/128
On-link
23 291 fe80::6c2a:fd3:7185:6399/128
On-link
15 291 fe80::8918:9727:f436:2964/128
On-link
14 291 fe80::9d11:9e85:47b4:ae1d/128
On-link
21 291 fe80::a801:5a87:f25c:99dd/128
On-link
27 281 fe80::ac58:1220:e04:8b8e/128
On-link
25 281 fe80::d950:b218:210:b25f/128
On-link
17 291 fe80::f8f4:ccb4:665d:2153/128
On-link
1 331 ff00::/8 On-link
6 281 ff00::/8 On-link
27 281 ff00::/8 On-link
25 281 ff00::/8 On-link
5 291 ff00::/8 On-link
21 291 ff00::/8 On-link
23 291 ff00::/8 On-link
13 291 ff00::/8 On-link
15 291 ff00::/8 On-link
17 291 ff00::/8 On-link
14 291 ff00::/8 On-link
===========================================================================
Persistent Routes:
None
route add 172.16.0.0 mask 255.255.0.0 172.16.5.254 metric 1 if 25
PC
C:\WINDOWS\system32>route add 172.16.0.0 mask 255.255.0.0 172.16.5.254 metric 1 if 25 OK!
✘╹◡╹✘ 18-09-05 20:52:31 /home/wnoguchi
% ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: enp3s0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether f4:30:b9:3c:99:56 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.128/24 brd 10.0.0.255 scope global noprefixroute enp3s0
valid_lft forever preferred_lft forever
inet6 fe80::de50:dd15:552c:9161/64 scope link noprefixroute
valid_lft forever preferred_lft forever
3: enx84afec739c0a: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc fq_codel state UP group default qlen 1000
link/ether 84:af:ec:73:9c:0a brd ff:ff:ff:ff:ff:ff
inet 172.16.2.245/24 brd 172.16.2.255 scope global enx84afec739c0a
valid_lft forever preferred_lft forever
inet6 fe80::86af:ecff:fe73:9c0a/64 scope link
valid_lft forever preferred_lft forever
4: wlo1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN group default qlen 1000
link/ether 7c:67:a2:29:00:68 brd ff:ff:ff:ff:ff:ff
✘╹◡╹✘ 18-09-05 21:03:41 /home/wnoguchi
% ip route show
default via 10.0.0.1 dev enp3s0 proto static metric 100
10.0.0.0/24 dev enp3s0 proto kernel scope link src 10.0.0.128 metric 100
169.254.0.0/16 dev enx84afec739c0a scope link metric 1000
172.16.2.0/24 dev enx84afec739c0a proto kernel scope link src 172.16.2.245
✘╹◡╹✘ 18-09-05 21:03:45 /home/wnoguchi % ping -c4 172.16.2.1 PING 172.16.2.1 (172.16.2.1) 56(84) bytes of data. 64 bytes from 172.16.2.1: icmp_seq=1 ttl=255 time=1.09 ms 64 bytes from 172.16.2.1: icmp_seq=2 ttl=255 time=1.16 ms 64 bytes from 172.16.2.1: icmp_seq=3 ttl=255 time=1.20 ms 64 bytes from 172.16.2.1: icmp_seq=4 ttl=255 time=1.04 ms --- 172.16.2.1 ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 3004ms rtt min/avg/max/mdev = 1.045/1.127/1.207/0.071 ms ✘╹◡╹✘ 18-09-05 21:05:05 /home/wnoguchi % ping -c4 172.16.2.2 PING 172.16.2.2 (172.16.2.2) 56(84) bytes of data. 64 bytes from 172.16.2.2: icmp_seq=1 ttl=255 time=3.10 ms 64 bytes from 172.16.2.2: icmp_seq=2 ttl=255 time=1.13 ms 64 bytes from 172.16.2.2: icmp_seq=3 ttl=255 time=1.22 ms 64 bytes from 172.16.2.2: icmp_seq=4 ttl=255 time=1.09 ms --- 172.16.2.2 ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 3004ms rtt min/avg/max/mdev = 1.099/1.638/3.106/0.849 ms ✘╹◡╹✘ 18-09-05 21:05:11 /home/wnoguchi % ping -c4 172.16.2.254 PING 172.16.2.254 (172.16.2.254) 56(84) bytes of data. 64 bytes from 172.16.2.254: icmp_seq=1 ttl=255 time=2.20 ms 64 bytes from 172.16.2.254: icmp_seq=2 ttl=255 time=1.12 ms 64 bytes from 172.16.2.254: icmp_seq=3 ttl=255 time=1.20 ms 64 bytes from 172.16.2.254: icmp_seq=4 ttl=255 time=1.09 ms --- 172.16.2.254 ping statistics --- 4 packets transmitted, 4 received, 0% packet loss, time 3004ms rtt min/avg/max/mdev = 1.099/1.407/2.209/0.466 ms
sudo ip route add 172.16.0.0/16 via 172.16.2.254
✘╹◡╹✘ 18-09-05 21:05:18 /home/wnoguchi % sudo ip route add 172.16.0.0/16 via 172.16.2.254 ✘╹◡╹✘ 18-09-05 21:05:40 /home/wnoguchi % ip ro default via 10.0.0.1 dev enp3s0 proto static metric 100 10.0.0.0/24 dev enp3s0 proto kernel scope link src 10.0.0.128 metric 100 169.254.0.0/16 dev enx84afec739c0a scope link metric 1000 172.16.0.0/16 via 172.16.2.254 dev enx84afec739c0a 172.16.2.0/24 dev enx84afec739c0a proto kernel scope link src 172.16.2.245
✘╹◡╹✘ 18-09-05 21:22:00 /home/wnoguchi % sudo tcpdump -n -i enx84afec739c0a icmp tcpdump: verbose output suppressed, use -v or -vv for full protocol decode listening on enx84afec739c0a, link-type EN10MB (Ethernet), capture size 262144 bytes 21:22:06.532027 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 261, length 40 21:22:06.532141 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 261, length 40 21:22:07.537775 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 262, length 40 21:22:07.537874 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 262, length 40 21:22:08.543449 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 263, length 40 21:22:08.543547 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 263, length 40 21:22:09.549815 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 264, length 40 21:22:09.549917 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 264, length 40 21:22:10.555181 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 265, length 40 21:22:10.555288 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 265, length 40 21:22:11.560240 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 266, length 40 21:22:11.560337 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 266, length 40 21:22:12.566540 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 267, length 40 21:22:12.566637 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 267, length 40 21:22:13.572398 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 268, length 40 21:22:13.572497 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 268, length 40 21:22:14.578394 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 269, length 40 21:22:14.578499 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 269, length 40 21:22:15.583884 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 270, length 40 21:22:15.583982 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 270, length 40 21:22:16.590128 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 271, length 40 21:22:16.590229 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 271, length 40 21:22:17.595242 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 272, length 40 21:22:17.595342 IP 172.16.2.245 > 172.16.5.10: ICMP echo reply, id 1, seq 272, length 40 21:22:18.600985 IP 172.16.5.10 > 172.16.2.245: ICMP echo request, id 1, seq 273, length 40
C:\Users\wnogu>ping 172.16.2.245 -t
Pinging 172.16.2.245 with 32 bytes of data:
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Ping statistics for 172.16.2.245:
Packets: Sent = 2, Received = 2, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 1ms, Average = 1ms
Control-C
^C
C:\Users\wnogu>ping 172.16.2.254 -t
Pinging 172.16.2.254 with 32 bytes of data:
Reply from 172.16.2.254: bytes=32 time=1ms TTL=254
Reply from 172.16.2.254: bytes=32 time=1ms TTL=254
Reply from 172.16.2.254: bytes=32 time=1ms TTL=254
Ping statistics for 172.16.2.254:
Packets: Sent = 3, Received = 3, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 1ms, Average = 1ms
Control-C
^C
C:\Users\wnogu>
Parameter Configuration
conf t int vlan 5 standby 5 timers 1 4
SW1(config-if)#standby 5 timers ? <1-254> Hello interval in seconds msec Specify hello interval in milliseconds SW1(config-if)#standby 5 timers 1 ? <2-255> Hold time in seconds
*Mar 1 00:43:50.508: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 SW1(config-if)#standby 5 timers 1 4 SW1(config-if)#
SW1(config-if)# *Mar 1 00:45:53.485: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:53.770: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:54.474: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 SW1(config-if)# *Mar 1 00:45:54.676: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:55.473: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:55.531: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 SW1(config-if)# *Mar 1 00:45:56.345: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:56.488: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:57.234: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:57.326: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 SW1(config-if)# *Mar 1 00:45:58.056: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:58.266: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:59.029: HSRP: Vl5 Grp 5 Hello in 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:45:59.088: HSRP: Vl5 Grp 5 Hello out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:59.508: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan5, changed state to down *Mar 1 00:45:59.508: HSRP: Vl5 G SW1(config-if)#rp 5 Resign out 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:59.516: %HSRP-5-STATECHANGE: Vlan5 Grp 5 state Active -> Init *Mar 1 00:45:59.516: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.2 on Vlan5 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 00:46:00.506: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to down SW1(config-if)# *Mar 1 00:46:01.512: %LINK-3-UPDOWN: Interface FastEthernet1/0/1, changed state to down SW1(config-if)#
SW2(config-if)# *Mar 1 00:45:59.080: HSRP: Vl5 Grp 5 Hello in 172.16.5.1 Active pri 105 vIP 172.16.5.254 *Mar 1 00:45:59.935: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Standby pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:00.875: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:46:01.731: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Standby pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:02.729: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Standby pri 100 vIP 172.16.5.254 *Mar 1 00:46:03.719: %HSRP-5-STATECHANGE: Vlan5 Grp 5 state Standby -> Active SW2(config-if)# *Mar 1 00:46:03.719: HSRP: Vl5 Interface adv out, Active, active 1 passive 0 *Mar 1 00:46:03.719: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 *Mar 1 00:46:04.708: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:05.715: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 *Mar 1 00:46:06.688: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:07.661: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 *Mar 1 00:46:08.601: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:09.540: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 *Mar 1 00:46:10.480: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 SW2(config-if)# *Mar 1 00:46:11.294: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 *Mar 1 00:46:12.116: HSRP: Vl5 Grp 5 Hello out 172.16.5.2 Active pri 100 vIP 172.16.5.254 SW2(config-if)#
SW2(config-if)#standby 5 preempt delay minimum 60
HSRP version 2
- SW1
en conf t ! int vlan 5 ip address 172.16.5.1 255.255.255.0 standby version 2 standby 3005 ip 172.16.5.254 standby 3005 priority 105 standby 3005 preempt no shut exit ! end
- SW2
en conf t ! int vlan 5 ip address 172.16.5.2 255.255.255.0 standby version 2 standby 3005 ip 172.16.5.254 standby 3005 priority 100 standby 3005 preempt no shut exit ! end
- R1
en conf t ! int f0/1 ip address 172.16.2.1 255.255.255.0 standby version 2 standby 3002 ip 172.16.2.254 standby 3002 priority 110 standby 3002 preempt no shut exit ! end
- R2
en conf t ! int f0/1 ip address 172.16.2.2 255.255.255.0 standby version 2 standby 3002 ip 172.16.2.254 standby 3002 priority 100 standby 3002 preempt no shut exit ! end
Interface Tracking
sudo ip route add 172.16.0.0/16 via 172.16.2.254
SW1(config-ip-sla)#do ping 172.16.2.245 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.16.2.245, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/9/33 ms
- SW1
en conf t ! int vlan 5 ip address 172.16.5.1 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 105 standby 5 preempt standby 5 track fa 1/0/2 no shut exit ! end
int vlan 5 standby 5 preempt standby 5 track fa 1/0/2
- SW2
en conf t ! int vlan 5 ip address 172.16.5.2 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 100 standby 5 preempt no shut exit ! end
int vlan 5 standby 5 preempt
SW1#sh standby
Vlan5 - Group 5
State is Active
2 state changes, last state change 00:28:30
Virtual IP address is 172.16.5.254
Active virtual MAC address is 0000.0c07.ac05
Local virtual MAC address is 0000.0c07.ac05 (v1 default)
Hello time 3 sec, hold time 10 sec
Next hello sent in 1.024 secs
Preemption enabled
Active router is local
Standby router is 172.16.5.2, priority 100 (expires in 10.368 sec)
Priority 105 (configured 105)
Track interface FastEthernet1/0/2 state Up decrement 10
Group name is "hsrp-Vl5-5" (default)
SW1#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl5 5 105 P Active local 172.16.5.2 172.16.5.254
SW1#
SW2#sh standby
Vlan5 - Group 5
State is Standby
1 state change, last state change 00:28:28
Virtual IP address is 172.16.5.254
Active virtual MAC address is 0000.0c07.ac05
Local virtual MAC address is 0000.0c07.ac05 (v1 default)
Hello time 3 sec, hold time 10 sec
Next hello sent in 1.280 secs
Preemption enabled
Active router is 172.16.5.1, priority 105 (expires in 9.280 sec)
Standby router is local
Priority 100 (default 100)
Group name is "hsrp-Vl5-5" (default)
SW2#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl5 5 100 P Standby 172.16.5.1 local 172.16.5.254
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int f0/0 R1(config-if)#shut R1(config-if)# *Sep 12 22:53:21.127: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.1 on FastEthernet0/0 from FULL to DOWN, Neighbor Down: Interface down or detached R1(config-if)# *Sep 12 22:53:23.123: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Sep 12 22:53:24.123: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down R1(config-if)#
SW1#
*Mar 1 01:20:44.177: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan3, changed state to down
*Mar 1 01:20:44.186: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.3.3 on Vlan3 from FULL to DOWN, Neighbor Down: Interface down or detached
*Mar 1 01:20:45.092: %TRACKING-5-STATE: 1 interface Fa1/0/2 line-protocol Up->Down
*Mar 1 01:20:45.175: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/2, changed state to down
SW1#
*Mar 1 01:20:46.174: %LINK-3-UPDOWN: Interface FastEthernet1/0/2, changed state to down
SW1#
*Mar 1 01:20:47.415: %HSRP-5-STATECHANGE: Vlan5 Grp 5 state Active -> Speak
SW1#sh standby
Vlan5 - Group 5
State is Speak
3 state changes, last state change 00:00:03
Virtual IP address is 172.16.5.254
Active virtual MAC address is 0000.0c07.ac05
Local virtual MAC address is 0000.0c07.ac05 (v1 default)
Hello time 3 sec, hold time 10 sec
Next hello sent in 2.464 secs
Preemption enabled
Active router is 172.16.5.2, priority 100 (expires in 10.352 sec)
Standby router is unknown
Priority 95 (configured 105)
Track interface FastEthernet1/0/2 state Down decrement 10
Group name is "hsrp-Vl5-5" (default)
SW1#
*Mar 1 01:20:57.767: %HSRP-5-STATECHANGE: Vlan5 Grp 5 state Speak -> Standby
SW1#
SW2#
*Mar 1 01:20:47.382: %HSRP-5-STATECHANGE: Vlan5 Grp 5 state Standby -> Active
SW2#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl5 5 100 P Active local 172.16.5.1 172.16.5.254
SW2#sh standby
Vlan5 - Group 5
State is Active
2 state changes, last state change 00:00:20
Virtual IP address is 172.16.5.254
Active virtual MAC address is 0000.0c07.ac05
Local virtual MAC address is 0000.0c07.ac05 (v1 default)
Hello time 3 sec, hold time 10 sec
Next hello sent in 0.528 secs
Preemption enabled
Active router is local
Standby router is 172.16.5.1, priority 95 (expires in 8.528 sec)
Priority 100 (default 100)
Group name is "hsrp-Vl5-5" (default)
SW2#
R1#conf t Enter configuration commands, one per line. End with CNTL/Z. R1(config)#int f0/0 R1(config-if)#shut R1(config-if)# *Sep 12 22:53:21.127: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.1 on FastEthernet0/0 from FULL to DOWN, Neighbor Down: Interface down or detached R1(config-if)# *Sep 12 22:53:23.123: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Sep 12 22:53:24.123: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to down R1(config-if)#
Object Tracking
- SW1
en conf t ! int vlan 5 ip address 172.16.5.1 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 105 standby 5 preempt no shut exit ! end
- SW2
en conf t ! int vlan 5 ip address 172.16.5.2 255.255.255.0 standby 5 ip 172.16.5.254 standby 5 priority 100 standby 5 preempt no shut exit ! end
- R1
en conf t ! int f0/1 ip address 172.16.2.1 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 110 standby 2 preempt no shut exit ! end
- R2
en conf t ! int f0/1 ip address 172.16.2.2 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 100 standby 2 preempt no shut exit ! end
MHSRP
- ASW1
en conf t ! vlan 5 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 5 no shut exit int f0/8 switchport mode access switchport access vlan 5 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 5 spanning-tree portfast no shut exit ! end
- ASW2
en conf t ! vlan 2 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit ! end
- ASW3
As a simple IP terminal.
en conf t ! no cdp run no spanning-tree vlan 1-4094 spanning-tree portfast default ! int vlan 1 ip addr 172.16.5.121 255.255.255.0 no shut exit ! ip default-gateway 172.16.5.254 ! end
✘╹◡╹✘ 18-09-16 10:52:03 /home/wnoguchi/logs % less screen-20180916-09:56:05-0.log
- SW1
en conf t ! ip routing ! int f1/0/1 no switchport ip address 172.16.5.1 255.255.255.0 standby 1 ip 172.16.5.253 standby 1 priority 105 standby 1 preempt standby 2 ip 172.16.5.254 standby 2 preempt no shut exit int f1/0/2 no switchport ip address 172.16.3.1 255.255.255.0 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- SW2
en conf t ! ip routing ! int f1/0/1 no switchport ip address 172.16.5.2 255.255.255.0 standby 1 ip 172.16.5.253 standby 1 preempt standby 2 ip 172.16.5.254 standby 2 priority 105 standby 2 preempt no shut exit int f1/0/2 no switchport ip address 172.16.4.2 255.255.255.0 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R1
en conf t ! int f0/0 ip address 172.16.3.3 255.255.255.0 no shut exit int f0/1 ip address 172.16.2.1 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 110 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R2
en conf t ! int f0/0 ip address 172.16.4.4 255.255.255.0 ip ospf cost 100 no shut exit int f0/1 ip address 172.16.2.2 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 100 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
route add 172.16.0.0 mask 255.255.0.0 172.16.5.253 metric 1 if 25
C:\WINDOWS\system32>route print | findstr 172.16.5.
172.16.5.0 255.255.255.0 On-link 172.16.5.10 281
172.16.5.10 255.255.255.255 On-link 172.16.5.10 281
172.16.5.255 255.255.255.255 On-link 172.16.5.10 281
224.0.0.0 240.0.0.0 On-link 172.16.5.10 281
255.255.255.255 255.255.255.255 On-link 172.16.5.10 281
C:\WINDOWS\system32>route add 172.16.0.0 mask 255.255.0.0 172.16.5.253 metric 1 if 25
OK!
C:\WINDOWS\system32>route print | findstr 172.16.5.
172.16.0.0 255.255.0.0 172.16.5.253 172.16.5.10 26
172.16.5.0 255.255.255.0 On-link 172.16.5.10 281
172.16.5.10 255.255.255.255 On-link 172.16.5.10 281
172.16.5.255 255.255.255.255 On-link 172.16.5.10 281
224.0.0.0 240.0.0.0 On-link 172.16.5.10 281
255.255.255.255 255.255.255.255 On-link 172.16.5.10 281
C:\WINDOWS\system32>tracert 172.16.2.245 Tracing route to 172.16.2.245 over a maximum of 30 hops 1 1 ms 1 ms 1 ms 172.16.5.1 2 1 ms 1 ms 1 ms 172.16.3.3 3 1 ms 1 ms <1 ms 172.16.2.245 Trace complete.
ASW3#ping 172.16.2.245 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.16.2.245, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/6/20 ms ASW3#tracer 172.16.2.245 ASW3#tracer 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.5.2 4 msec 4 msec 0 msec 2 172.16.4.4 0 msec 0 msec 4 msec 3 172.16.2.245 0 msec 4 msec 0 msec ASW3#tracer 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.5.2 4 msec 4 msec 4 msec 2 172.16.4.4 4 msec 0 msec 4 msec 3 172.16.2.245 0 msec 0 msec 4 msec
SW1 down
SW1(config)#int f1/0/1 SW1(config-if)#shut SW1(config-if)# *Mar 1 08:43:15.874: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 1 state Active -> Init *Mar 1 08:43:15.874: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 2 state Standby -> Init *Mar 1 08:43:15.882: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.2 on FastEthernet1/0/1 from FULL to DOWN, Neighbor Down: Interface down or detached SW1(config-if)# *Mar 1 08:43:17.870: %LINK-5-CHANGED: Interface FastEthernet1/0/1, changed state to administratively down *Mar 1 08:43:18.877: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to down
C:\WINDOWS\system32>tracert 172.16.2.245 Tracing route to 172.16.2.245 over a maximum of 30 hops 1 1 ms 1 ms 1 ms 172.16.5.2 2 1 ms 1 ms 1 ms 172.16.4.4 3 1 ms 1 ms 1 ms 172.16.2.245 Trace complete.
ASW3#tracer 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.5.2 0 msec 4 msec 4 msec 2 172.16.4.4 0 msec 4 msec 0 msec 3 172.16.2.245 4 msec 0 msec 4 msec
next SW2 goes down
SW1(config-if)#no shut SW1(config-if)#int f1/0/ *Mar 1 08:44:50.380: %LINK-3-UPDOWN: Interface FastEthernet1/0/1, changed state to up *Mar 1 08:44:51.387: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to up
SW2#conf t Enter configuration commands, one per line. End with CNTL/Z. SW2(config)#int f1/0/1 SW2(config-if)#shut SW2(config-if)# *Mar 1 08:45:49.696: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 1 state Standby -> Init *Mar 1 08:45:49.696: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 2 state Active -> Init *Mar 1 08:45:49.704: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.5.1 on FastEthernet1/0/1 from FULL to DOWN, Neighbor Down: Interface down or detached SW2(config-if)# *Mar 1 08:45:51.701: %LINK-5-CHANGED: Interface FastEthernet1/0/1, changed state to administratively down *Mar 1 08:45:52.707: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to down
C:\WINDOWS\system32>tracert 172.16.2.245
Tracing route to 172.16.2.245 over a maximum of 30 hops
1 2 ms 2 ms 1 ms 172.16.5.1
2 * 1 ms 1 ms 172.16.3.3
3 1 ms 1 ms 1 ms 172.16.2.245
Trace complete.
C:\WINDOWS\system32>ping 172.16.2.245
Pinging 172.16.2.245 with 32 bytes of data:
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Ping statistics for 172.16.2.245:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 1ms, Average = 1ms
ASW3#ping 172.16.2.245 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.16.2.245, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/2/4 ms ASW3#tracer 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.5.1 4 msec 4 msec 4 msec 2 172.16.3.3 4 msec 0 msec 4 msec 3 172.16.2.245 0 msec 0 msec 4 msec
SW1#sh standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa1/0/1 1 105 P Active local 172.16.5.2 172.16.5.253
Fa1/0/1 2 100 P Standby 172.16.5.2 local 172.16.5.254
SW2#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa1/0/1 1 100 P Standby 172.16.5.1 local 172.16.5.253
Fa1/0/1 2 105 P Active local 172.16.5.1 172.16.5.254
SW1#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa1/0/1 1 105 P Active local unknown 172.16.5.253
Fa1/0/1 2 100 P Active local unknown 172.16.5.254
SW2#
*Mar 1 09:23:00.025: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 1 state Standby -> Active
*Mar 1 09:23:00.831: %HSRP-5-STATECHANGE: FastEthernet1/0/1 Grp 2 state Standby -> Active
SW2#sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Fa1/0/1 1 100 P Active local unknown 172.16.5.253
Fa1/0/1 2 105 P Active local unknown 172.16.5.254
HSRP Load Balancing
- ASW1
en conf t ! vlan 10,20 exit ! int range f0/1 - 2 switchport mode trunk no shut exit int f0/8 switchport mode access switchport access vlan 20 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 10 spanning-tree portfast no shut exit ! end
- ASW2
en conf t ! vlan 2 exit ! int range f0/1 - 2 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit int gig0/1 switchport mode access switchport access vlan 2 spanning-tree portfast no shut exit ! end
- ASW3
As a simple IP terminal.
en conf t ! no cdp run no spanning-tree vlan 1-4094 spanning-tree portfast default ! int vlan 1 ip addr 172.16.20.121 255.255.255.0 no shut exit ! ip default-gateway 172.16.20.254 ! end
- SW1
en conf t ! ip routing ! vlan 3,10,20 exit ! spanning-tree vlan 10 priority 0 spanning-tree vlan 20 priority 4096 ! int vlan 3 ip address 172.16.3.1 255.255.255.0 no shut exit int vlan 10 ip address 172.16.10.1 255.255.255.0 standby 10 ip 172.16.10.254 standby 10 priority 105 standby 10 preempt no shut exit int vlan 20 ip address 172.16.20.1 255.255.255.0 standby 20 ip 172.16.20.254 standby 20 preempt no shut exit int f1/0/1 switchport trunk encapsulation dot1q switchport mode trunk no shut exit int f1/0/2 switchport mode access switchport access vlan 3 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
SW1(config-if)#switchport mode trunk Command rejected: An interface whose trunk encapsulation is "Auto" can not be configured to "trunk" mode. SW1(config-if)#
- SW2
en conf t ! ip routing ! vlan 4,10,20 exit ! spanning-tree vlan 10 priority 4096 spanning-tree vlan 20 priority 0 ! int vlan 4 ip address 172.16.4.2 255.255.255.0 no shut exit int vlan 10 ip address 172.16.10.2 255.255.255.0 standby 10 ip 172.16.10.254 standby 10 preempt no shut exit int vlan 20 ip address 172.16.20.2 255.255.255.0 standby 20 ip 172.16.20.254 standby 20 priority 105 standby 20 preempt no shut exit int f1/0/1 switchport trunk encapsulation dot1q switchport mode trunk no shut exit int f1/0/2 switchport mode access switchport access vlan 4 no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R1
en conf t ! int f0/0 ip address 172.16.3.3 255.255.255.0 no shut exit int f0/1 ip address 172.16.2.1 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 110 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
- R2
en conf t ! int f0/0 ip address 172.16.4.4 255.255.255.0 ip ospf cost 100 no shut exit int f0/1 ip address 172.16.2.2 255.255.255.0 standby 2 ip 172.16.2.254 standby 2 priority 100 standby 2 preempt no shut exit ! router ospf 1 network 172.16.0.0 0.0.255.255 area 0 exit ! end
route delete 172.16.0.0 mask 255.255.0.0 172.16.5.253 metric 1 if 25 route add 172.16.0.0 mask 255.255.0.0 172.16.10.254 metric 1 if 25
C:\WINDOWS\system32>ping 172.16.2.245
Pinging 172.16.2.245 with 32 bytes of data:
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Reply from 172.16.2.245: bytes=32 time=1ms TTL=62
Ping statistics for 172.16.2.245:
Packets: Sent = 4, Received = 4, Lost = 0 (0% loss),
Approximate round trip times in milli-seconds:
Minimum = 1ms, Maximum = 1ms, Average = 1ms
C:\WINDOWS\system32>tracert 172.16.2.245
Tracing route to 172.16.2.245 over a maximum of 30 hops
1 2 ms 1 ms 1 ms LASTHOPE-WIN [172.16.10.1]
2 1 ms 1 ms 1 ms 172.16.3.3
3 1 ms 1 ms 1 ms 172.16.2.245
Trace complete.
ASW3#ping 172.16.2.245 Type escape sequence to abort. Sending 5, 100-byte ICMP Echos to 172.16.2.245, timeout is 2 seconds: !!!!! Success rate is 100 percent (5/5), round-trip min/avg/max = 1/3/8 ms ASW3#tracer 172.16.2.245 ASW3#traceroute 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.20.2 4 msec 4 msec 4 msec 2 172.16.4.4 0 msec 4 msec 0 msec 3 172.16.2.245 4 msec 0 msec 0 msec
SW1(config-if)#do sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl10 10 105 P Active local 172.16.10.2 172.16.10.254
Vl20 20 100 P Standby 172.16.20.2 local 172.16.20.254
SW1(config-if)#do sh span vlan 10,20
VLAN0010
Spanning tree enabled protocol ieee
Root ID Priority 10
Address e8ed.f315.9380
This bridge is the root
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 10 (priority 0 sys-id-ext 10)
Address e8ed.f315.9380
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr Type
------------------- ---- --- --------- -------- --------------------------------
Fa1/0/1 Desg FWD 19 128.3 P2p
VLAN0020
Spanning tree enabled protocol ieee
Root ID Priority 20
Address c08c.6045.5200
Cost 38
Port 3 (FastEthernet1/0/1)
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 4116 (priority 4096 sys-id-ext 20)
Address e8ed.f315.9380
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr Type
------------------- ---- --- --------- -------- --------------------------------
Fa1/0/1 Root FWD 19 128.3 P2p
SW2(config-if)#do sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl10 10 100 P Standby 172.16.10.1 local 172.16.10.254
Vl20 20 105 P Active local 172.16.20.1 172.16.20.254
SW2(config-if)#do sh span vlan 10,20
VLAN0010
Spanning tree enabled protocol ieee
Root ID Priority 10
Address e8ed.f315.9380
Cost 38
Port 3 (FastEthernet1/0/1)
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 4106 (priority 4096 sys-id-ext 10)
Address c08c.6045.5200
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr Type
------------------- ---- --- --------- -------- --------------------------------
Fa1/0/1 Root FWD 19 128.3 P2p
VLAN0020
Spanning tree enabled protocol ieee
Root ID Priority 20
Address c08c.6045.5200
This bridge is the root
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Bridge ID Priority 20 (priority 0 sys-id-ext 20)
Address c08c.6045.5200
Hello Time 2 sec Max Age 20 sec Forward Delay 15 sec
Aging Time 300 sec
Interface Role Sts Cost Prio.Nbr Type
------------------- ---- --- --------- -------- --------------------------------
Fa1/0/1 Desg FWD 19 128.3 P2p
shut down SW1
SW1(config)#int f1/0/1 SW1(config-if)#shut SW1(config-if)# *Mar 1 02:29:47.378: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down *Mar 1 02:29:47.378: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to down *Mar 1 02:29:47.378: %HSRP-5-STATECHANGE: Vlan10 Grp 10 state Active -> Init *Mar 1 02:29:47.378: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to down *Mar 1 02:29:47.386: %HSRP-5-STATECHANGE: Vlan20 Grp 20 state Standby -> Init *Mar 1 02:29:47.403: %OSPF-5-ADJCHG: Process 1, SW1(config-if)# Nbr 172.16.20.2 on Vlan10 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 02:29:47.403: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.2 on Vlan20 from FULL to DOWN, Neighbor Down: Interface down or detached SW1(config-if)# *Mar 1 02:29:49.341: %LINK-5-CHANGED: Interface FastEthernet1/0/1, changed state to administratively down *Mar 1 02:29:50.347: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to down SW1(config-if)#
SW2(config-if)#
*Mar 1 02:29:56.857: %HSRP-5-STATECHANGE: Vlan10 Grp 10 state Standby -> Active
SW2(config-if)#
*Mar 1 02:30:19.003: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.1 on Vlan20 from FULL to DOWN, Neighbor Down: Dead timer expired
*Mar 1 02:30:19.531: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.1 on Vlan10 from FULL to DOWN, Neighbor Down: Dead timer expired
SW2(config-if)#do sh standby bri
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl10 10 100 P Active local unknown 172.16.10.254
Vl20 20 105 P Active local unknown 172.16.20.254
ASW3#traceroute 172.16.2.245 Type escape sequence to abort. Tracing the route to 172.16.2.245 1 172.16.20.2 4 msec 4 msec 4 msec 2 172.16.4.4 4 msec 0 msec 4 msec 3 172.16.2.245 0 msec 0 msec 4 msec
C:\WINDOWS\system32>tracert 172.16.2.245 Tracing route to 172.16.2.245 over a maximum of 30 hops 1 2 ms 3 ms <1 ms 172.16.10.2 2 2 ms 1 ms 1 ms 172.16.4.4 3 1 ms 1 ms 1 ms 172.16.2.245 Trace complete.
back to normal, and SW2 down
SW1(config-if)#no shut SW1(config-if)# *Mar 1 02:33:42.359: %LINK-3-UPDOWN: Interface FastEthernet1/0/1, changed state to up SW1(config-if)# *Mar 1 02:33:46.151: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to up SW1(config-if)# *Mar 1 02:34:15.159: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to up *Mar 1 02:34:15.176: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to up *Mar 1 02:34:15.176: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to up SW1(config-if)# *Mar 1 02:34:16.895: %HSRP-5-STATECHANGE: Vlan10 Grp 10 state Listen -> Active SW1(config-if)# *Mar 1 02:34:19.873: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.2 on Vlan20 from LOADING to FULL, Loading Done *Mar 1 02:34:20.066: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.2 on Vlan10 from LOADING to FULL, Loading Done
SW2(config)#int f1/0/1 SW2(config-if)#shut SW2(config-if)# *Mar 1 02:34:48.160: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan1, changed state to down *Mar 1 02:34:48.160: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan10, changed state to down *Mar 1 02:34:48.160: %HSRP-5-STATECHANGE: Vlan10 Grp 10 state Standby -> Init *Mar 1 02:34:48.160: %LINEPROTO-5-UPDOWN: Line protocol on Interface Vlan20, changed state to down *Mar 1 02:34:48.160: %HSRP-5-STATECHANGE: Vlan20 Grp 20 state Active -> Init *Mar 1 02:34:48.176: %OSPF-5-ADJCHG: Process 1, SW2(config-if)# Nbr 172.16.20.1 on Vlan10 from FULL to DOWN, Neighbor Down: Interface down or detached *Mar 1 02:34:48.176: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.1 on Vlan20 from FULL to DOWN, Neighbor Down: Interface down or detached SW2(config-if)# *Mar 1 02:34:50.123: %LINK-5-CHANGED: Interface FastEthernet1/0/1, changed state to administratively down *Mar 1 02:34:51.129: %LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet1/0/1, changed state to down SW2(config-if)#
SW1(config-if)# *Mar 1 02:34:38.077: %HSRP-5-STATECHANGE: Vlan20 Grp 20 state Speak -> Standby SW1(config-if)# *Mar 1 02:34:57.337: %HSRP-5-STATECHANGE: Vlan20 Grp 20 state Standby -> Active SW1(config-if)# *Mar 1 02:35:24.398: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.2 on Vlan20 from FULL to DOWN, Neighbor Down: Dead timer expired SW1(config-if)# *Mar 1 02:35:27.787: %OSPF-5-ADJCHG: Process 1, Nbr 172.16.20.2 on Vlan10 from FULL to DOWN, Neighbor Down: Dead timer expired SW1(config-if)#
SW1(config-if)#do sh standby brief
P indicates configured to preempt.
|
Interface Grp Pri P State Active Standby Virtual IP
Vl10 10 105 P Active local unknown 172.16.10.254
Vl20 20 100 P Active local unknown 172.16.20.254
ASW3#traceroute 172.16.2.245
Type escape sequence to abort.
Tracing the route to 172.16.2.245
1 *
172.16.20.1 0 msec 4 msec
2 172.16.3.3 4 msec 0 msec 4 msec
3 172.16.2.245 0 msec 0 msec 4 msec
racing route to 172.16.2.245 over a maximum of 30 hops 1 2 ms 1 ms 1 ms LASTHOPE-WIN [172.16.10.1] 2 1 ms 1 ms 1 ms 172.16.3.3 3 1 ms 1 ms 1 ms 172.16.2.245 Trace complete.
SW2(config-if)#no shut
References
tech/network/cisco/hsrp/hsrp.txt · Last modified: 2018/09/17 15:25 by wnoguchi
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