Gre tunnel ipv6ip

erunder er vist et eksempel på IPv6 gennem IPv4

Router R1

Hostname R1
!
int tunnel0
 ipv6 address 3ffe:b00:ffff:2::1/64
 tunnel source 206.123.31.200
 tunnel destination 132.214.1.10
 tunnel mode ipv6ip
! 
ipv6 route 2001:420:ffff::/48 tunnel0

Router R2

Hostname R2
!
int tunnel5
 ipv6 address 3ffe:b00:ffff:2::2/64
 tunnel source 132.214.1.10
 tunnel destination 206.123.31.200
 tunnel mode ipv6ip
! 
ipv6 route 2001:420:b00::/48 tunnel5