gw3/ipv4: show protocols all gw4

gw4 BGP ibgp up 2017-09-20 Established

Preference:     100
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         118 imported, 564 exported, 0 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:            438          0          0          0        438
    Import withdraws:          320          0        ---          0        320
    Export updates:          14863        292          0        ---      14571
    Export withdraws:          106        ---        ---        ---        116
  BGP state:          Established
    Neighbor address: 10.119.0.4
    Neighbor AS:      65043
    Neighbor ID:      10.119.0.4
    Neighbor caps:    refresh restart-aware AS4
    Session:          internal AS4
    Source address:   10.119.0.5
    Hold timer:       126/240
    Keepalive timer:  44/80