conf t
!
hostname R1
!
int lo 0
 description /// IS-IS ///
 ipv4 add 11.11.11.11/32
!
int lo 20
 description /// BGP ///
 ipv4 add 1.1.1.1/32
!
int gi0/0/0/0
 ipv4 add 192.168.12.1/24
 no sh
!
int gi0/0/0/2
 ipv4 add 192.168.13.1/24
 no sh
!
router isis 1
 net 49.0000.1.1.1.1.00
 add ipv4 uni
  metric-style wide
 !
 int lo 0
  passive
  add ipv4 uni
 !
 int gi0/0/0/0
  point-to-point
  add ipv4 uni
  !
 !
!
router bgp 1
 bgp router-id 192.168.13.1
 add ipv4 uni
  net 1.1.1.1/32
 !
 neighbor 192.168.13.3
  remote-as 1
  add ipv4 uni
  !
 !
!