!
interface lo
 ip address 192.0.2.3/32
 mpls enable
exit
!
interface r3-eth0
 ip address 192.168.2.3/24
 mpls enable
 link-params
  enable
  exit-link-params
exit
!
interface r3-eth1
 ip address 192.168.3.3/24
 mpls enable
exit
!