gw4/ipv4: show protocols all gw6

gw6 BGP master up 2021-03-05 Established

Preference:     100
  Input filter:   ACCEPT
  Output filter:  (unnamed)
  Routes:         17 imported, 79 exported, 1 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:             17          0          0          0         17
    Import withdraws:            0          0        ---          0          0
    Export updates:        3220252    3202417         21        ---      17814
    Export withdraws:       324081        ---        ---        ---      15208
  BGP state:          Established
    Neighbor address: 10.119.0.7
    Neighbor AS:      65043
    Neighbor ID:      10.119.0.7
    Neighbor caps:    refresh enhanced-refresh restart-aware AS4
    Session:          internal AS4
    Source address:   10.119.0.4
    Hold timer:       173/240
    Keepalive timer:  60/80