Router r3
hostname
R3
!
ipv6
unicast-routing
ipv6
cef
!
interface
GigabitEthernet0/0
ip address 192.168.5.1 255.255.255.0
ip ospf 1 area 0
ipv6 address FE80::3 link-local
ipv6 address 2001:DB8:CAFE:5::1/64
ipv6 ospf 2 area 0
!
interface
Serial0/0/1
ip address 192.168.4.2 255.255.255.252
ip ospf 1 area 0
ipv6 address FE80::3 link-local
ipv6 address 2001:DB8:CAFE:4::2/64
ipv6 ospf 2 area 0
!
interface
Serial0/1/0
ip address 192.168.77.2 255.255.255.0
ipv6 address FE80::3 link-local
ipv6 address 2001:DB8:FEED:77::2/64
clock rate 64000
!
router
ospf 1
router-id 3.3.3.3
redistribute static subnets
default-information originate
!
ip
route 0.0.0.0 0.0.0.0 192.168.77.1
ip
route 192.168.99.0 255.255.255.0 192.168.77.1
!
ipv6
route 2001:DB8:99:1::/64 2001:DB8:FEED:77::1
ipv6
route ::/0 2001:DB8:FEED:77::1
!
ipv6
router ospf 2
router-id 3.3.3.3
default-information originate
redistribute static
!
end
Router r4
hostname
R4
!
ipv6
unicast-routing
ipv6
cef
!
interface
GigabitEthernet0/0
ip address 192.168.99.1 255.255.255.0
ipv6 address 2001:DB8:99:1::1/64
!
interface
Serial0/0/0
ip address 192.168.77.1 255.255.255.0
ipv6 address FE80::4 link-local
ipv6 address 2001:DB8:FEED:77::1/64
!
ip
route 192.168.0.0 255.255.0.0 192.168.77.2
!
ipv6
route 2001:DB8:CAFE::/48 2001:DB8:FEED:77::2
!
end
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