Cisco: OSPF Route Summarization
Lab 1: 63d52846-7077-4128-85cc-62ad02046bab
Topology
Base Configuration
Common Configuration Snippet
Million common configuration is here.
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R1
configure terminal
!
interface GigabitEthernet 0/1
ip address 10.1.2.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/2
ip address 172.16.1.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/3
ip address 172.16.2.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/4
ip address 172.16.3.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/5
ip address 172.16.4.1 255.255.255.0
no shutdown
interface Loopback 0
ip address 1.1.1.1 255.255.255.255
no shutdown
!
router ospf 1
network 10.1.2.1 0.0.0.0 area 10
network 1.1.1.1 0.0.0.0 area 10
network 172.16.1.1 0.0.0.0 area 10
network 172.16.2.1 0.0.0.0 area 10
network 172.16.3.1 0.0.0.0 area 10
network 172.16.4.1 0.0.0.0 area 10
exit
!
end
R2
configure terminal
!
interface GigabitEthernet 0/1
ip address 10.2.3.2 255.255.255.0
no shutdown
interface GigabitEthernet 0/2
ip address 10.1.2.2 255.255.255.0
no shutdown
interface Loopback 0
ip address 2.2.2.2 255.255.255.255
no shutdown
!
router ospf 1
network 10.1.2.2 0.0.0.0 area 10
network 10.2.3.2 0.0.0.0 area 0
network 2.2.2.2 0.0.0.0 area 0
exit
!
end
R3
configure terminal
!
interface GigabitEthernet 0/2
ip address 10.2.3.3 255.255.255.0
no shutdown
interface Loopback 0
ip address 3.3.3.3 255.255.255.255
no shutdown
!
router ospf 1
network 10.2.3.3 0.0.0.0 area 0
network 3.3.3.3 0.0.0.0 area 0
exit
!
end
configuration fix
R1 Console Log
R2 Console Log
ABR route summarization configuration and verification c87953b3-50ca-4215-8b28-289dbe2c3f25
Lab 2: 0ef72b6e-1095-4b6b-9366-ea0b063a126a
Topology
Base Configuration
Common Configuration Snippet
Million common configuration is here.
-
-
R1
configure terminal
!
interface GigabitEthernet 0/1
ip address 10.1.2.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/2
ip address 172.16.1.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/3
ip address 172.16.2.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/4
ip address 172.16.3.1 255.255.255.0
no shutdown
interface GigabitEthernet 0/5
ip address 172.16.4.1 255.255.255.0
no shutdown
interface Loopback 0
ip address 1.1.1.1 255.255.255.255
no shutdown
!
router eigrp N-EIGRP
address-family ipv4 unicast autonomous-system 1
network 10.1.2.1 0.0.0.0
network 1.1.1.1 0.0.0.0
network 172.16.1.1 0.0.0.0
network 172.16.2.1 0.0.0.0
network 172.16.3.1 0.0.0.0
network 172.16.4.1 0.0.0.0
exit-address-family
exit
!
end
R2
configure terminal
!
interface GigabitEthernet 0/1
ip address 10.2.3.2 255.255.255.0
no shutdown
interface GigabitEthernet 0/2
ip address 10.1.2.2 255.255.255.0
no shutdown
interface Loopback 0
ip address 2.2.2.2 255.255.255.255
no shutdown
!
router eigrp N-EIGRP
address-family ipv4 unicast autonomous-system 1
network 10.1.2.2 0.0.0.0
topology base
! redistribute from ospf to eigrp
! bandwidth[kbps], delay[10us], reliability 100%, load 1, MTU 1500
redistribute ospf 1 metric 1000000 1 255 1 1500
exit-af-topology
exit-address-family
exit
router ospf 1
! redistribute from eigrp to ospf
redistribute eigrp 1
network 10.2.3.2 0.0.0.0 area 0
network 2.2.2.2 0.0.0.0 area 0
exit
!
end
R3
configure terminal
!
interface GigabitEthernet 0/2
ip address 10.2.3.3 255.255.255.0
no shutdown
interface Loopback 0
ip address 3.3.3.3 255.255.255.255
no shutdown
!
router ospf 1
network 10.2.3.3 0.0.0.0 area 0
network 3.3.3.3 0.0.0.0 area 0
exit
!
end
ASBR route summarization configuration and verification 8ee13a7f-1c70-4b97-bb56-14e0a4206b06
References