description satp with aes256cfb addrouter r1 int ser1 ser - $1a$ $1b$ ! vrf def v1 rd 1:1 exit int ser1 vrf for v1 ipv4 addr 1.1.1.1 255.255.255.0 ipv6 addr 1234::1 ffff:: exit crypto ipsec ips cipher aes256cfb hash md5 key tester exit int tun1 tunnel vrf v1 tunnel prot ips tunnel mode satp tunnel source ser1 tunnel destination 1.1.1.2 vrf for v1 ipv4 addr 2.2.2.1 255.255.255.0 ipv6 addr 4321::1 ffff:: exit ! addrouter r2 int ser1 ser - $1b$ $1a$ ! vrf def v1 rd 1:1 exit int ser1 vrf for v1 ipv4 addr 1.1.1.2 255.255.255.0 ipv6 addr 1234::2 ffff:: exit crypto ipsec ips cipher aes256cfb hash md5 key tester exit int tun1 tunnel vrf v1 tunnel prot ips tunnel mode satp tunnel source ser1 tunnel destination 1.1.1.1 vrf for v1 ipv4 addr 2.2.2.2 255.255.255.0 ipv6 addr 4321::2 ffff:: exit ! r1 tping 100 5 2.2.2.2 vrf v1 r2 tping 100 5 2.2.2.1 vrf v1 r1 tping 100 5 4321::2 vrf v1 r2 tping 100 5 4321::1 vrf v1