version 12.4
service timestamps debug datetime msec
service timestamps log datetime msec
no service password-encryption
!
hostname DualStack.R2
!
boot-start-marker
boot-end-marker
!
!
no aaa new-model
!
resource policy
!
ip subnet-zero
ip cef
!
!
no ip dhcp use vrf connected
!
!
no ip ips deny-action ips-interface
!
ipv6 unicast-routing
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
!
interface Loopback0
 no ip address
 ipv6 address 2001:2::2/64
!
interface Serial1/0
 description IPv6 trunk
 no ip address
 ipv6 address 2001:1::2/64
 serial restart-delay 0
!
router bgp 1
 bgp router-id 2.2.2.2
 bgp log-neighbor-changes
 neighbor 2001:2::1 remote-as 1
 neighbor 2001:2::1 description iBGP to directly connected IPv6 Nei
 neighbor 2001:2::1 update-source Loopback0
 !
 address-family ipv4
 no neighbor 2001:2::1 activate
 no auto-summary
 no synchronization
 exit-address-family
 !
 address-family ipv6
 neighbor 2001:2::1 activate
 neighbor 2001:2::1 prefix-list To-R1 out
 network 2001:A::/64
 network 2001:C::/64
 exit-address-family
!
ip classless
no ip http server
no ip http secure-server
!
!
!
ipv6 route 2001:2::1/128 Serial1/0
ipv6 route 2001:A::/64 Null0
ipv6 route 2001:C::/64 Null0
!
!
ipv6 prefix-list To-R1 seq 5 permit 2001:A::/64
!
!
!
control-plane
!
!
!
!
!
!
gatekeeper
 shutdown
!
!
line con 0
 stopbits 1
line aux 0
line vty 0 4
!
!
end