Challenge lab ccnp route 8-4

R1(config)

interface Serial1/0
 ip address 172.16.12.1 255.255.255.0
 serial restart-delay 0
end

router eigrp 1
 network 172.16.12.0 0.0.0.255

ipv6 router ospf 1
 router-id 1.1.1.1
 log-adjacency-changes
interface Loopback0
 no ip address
 ipv6 address FEC0::1:1/112
 ipv6 ospf 1 area 0

interface Tunnel1
 no ip address
 ipv6 address FCC0::13:1/112
 ipv6 ospf 1 area 0
 tunnel source 172.16.12.1
 tunnel mode ipv6ip
 tunnel destination 172.16.23.3




hostname R3
ipv6 unicast-routing
interface Tunnel1
 no ip address
 ipv6 address FCC0::13:3/112
 ipv6 ospf 1 area 0
 tunnel source 172.16.23.3
 tunnel mode ipv6ip
 tunnel destination 172.16.12.1
interface Serial1/1
 ip address 172.16.23.3 255.255.255.0
 serial restart-delay 0
interface Serial1/2
 no ip address
 ipv6 address FEC0:34::/64 eui-64
 ipv6 ospf 1 area 0
 serial restart-delay 0

router eigrp 1
 network 172.16.23.0 0.0.0.255
ipv6 router ospf 1
 router-id 3.3.3.3
 log-adjacency-changes