gw3/ipv4: show protocols all gw4

gw4 BGP master up 2021-05-10 Established

Preference:     100
  Input filter:   ACCEPT
  Output filter:  (unnamed)
  Routes:         246 imported, 410 exported, 29 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:          55271          0          0        296      54975
    Import withdraws:        21288          0        ---        431      20857
    Export updates:         184380      11726         21        ---     172633
    Export withdraws:         1425        ---        ---        ---       9827
  BGP state:          Established
    Neighbor address: 10.119.0.4
    Neighbor AS:      65043
    Neighbor ID:      10.119.0.4
    Neighbor caps:    refresh enhanced-refresh restart-aware AS4
    Session:          internal AS4
    Source address:   10.119.0.5
    Hold timer:       208/240
    Keepalive timer:  42/80