description interop1: bgp aspath addrouter r1 int eth1 eth 0000.0000.1111 $per1$ ! vrf def v1 rd 1:1 exit int eth1 vrf for v1 ipv4 addr 1.1.1.1 255.255.255.0 ipv6 addr 1234::1 ffff:: exit int lo0 vrf for v1 ipv4 addr 2.2.2.1 255.255.255.255 ipv6 addr 4321::1 ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff exit route-map rm1 sequence 10 act deny match aspath .*1234.* sequence 20 act permit exit router bgp4 1 vrf v1 no safe-ebgp address uni local-as 1 router-id 4.4.4.1 neigh 1.1.1.2 remote-as 2 neigh 1.1.1.2 route-map-in rm1 red conn exit router bgp6 1 vrf v1 no safe-ebgp address uni local-as 1 router-id 6.6.6.1 neigh 1234::2 remote-as 2 neigh 1234::2 route-map-in rm1 red conn exit ! addpersist r2 int eth1 eth 0000.0000.2222 $per1$ ! ip routing ipv6 unicast-routing interface loopback0 ip addr 2.2.2.2 255.255.255.255 ipv6 addr 4321::2/128 exit interface loopback1 ip addr 2.2.2.3 255.255.255.255 ipv6 addr 4321::3/128 exit interface loopback2 ip addr 2.2.2.4 255.255.255.255 ipv6 addr 4321::4/128 exit interface gigabit1 ip address 1.1.1.2 255.255.255.0 ipv6 address 1234::2/64 no shutdown exit ip prefix-list pl4 seq 5 permit 2.2.2.3/32 ipv6 prefix-list pl6 seq 5 permit 4321::3/128 route-map rm4 permit 10 match ip address prefix-list pl4 set as-path prepend 1234 exit route-map rm4 permit 20 set as-path prepend 4321 exit route-map rm6 permit 10 match ipv6 address prefix-list pl6 set as-path prepend 1234 exit route-map rm6 permit 20 set as-path prepend 4321 exit router bgp 2 address-family ipv4 unicast neighbor 1.1.1.1 remote-as 1 neighbor 1.1.1.1 route-map rm4 out redistribute connected address-family ipv6 unicast neighbor 1234::1 remote-as 1 neighbor 1234::1 route-map rm6 out redistribute connected exit ! r1 tping 100 10 1.1.1.2 vrf v1 r1 tping 100 10 1234::2 vrf v1 r1 tping 100 120 2.2.2.2 vrf v1 sou lo0 r1 tping 100 120 4321::2 vrf v1 sou lo0 r1 tping 0 120 2.2.2.3 vrf v1 sou lo0 r1 tping 0 120 4321::3 vrf v1 sou lo0 r1 tping 100 120 2.2.2.4 vrf v1 sou lo0 r1 tping 100 120 4321::4 vrf v1 sou lo0