router bgp 65003
  no bgp ebgp-requires-policy
  neighbor 10.0.4.1 remote-as internal
  neighbor 10.0.4.1 timers 3 10
  neighbor 10.0.5.1 remote-as internal
  neighbor 10.0.5.1 timers 3 10
  neighbor 10.0.7.2 remote-as external
  neighbor 10.0.7.2 timers 3 10
  address-family ipv4 unicast
    redistribute connected
    neighbor 10.0.4.1 route-reflector-client
    neighbor 10.0.5.1 route-reflector-client
    neighbor 10.0.7.2 route-map z1 in
  exit-address-family
!
route-map z1 permit 10
  set community 65004:3
!
