hostname r2
ip forwarding
ipv6 forwarding

int r2-eth0
  ip addr 192.168.2.2/24
!
int r2-eth1
  mpls enable
  ip addr 192.168.3.2/24
!
int r2-eth2
  mpls disable
  ip addr 172.31.3.2/24
!
int lo
  ip addr 192.0.2.2/32
!