vm-birdlg/ipv4: show protocols all rs1

rs1 BGP Trs1 up 2019-10-29 Established

Description:    session avec RR-l1
  Preference:     100
  Input filter:   ACCEPT
  Output filter:  REJECT
  Routes:         67498 imported, 0 exported, 67498 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:       37250425          0          0     690214   36560211
    Import withdraws:     11619341          0        ---       6123   11613218
    Export updates:       36631448   36631448          0        ---          0
    Export withdraws:     11613218        ---        ---        ---      71237
  BGP state:          Established
    Neighbor address: 77.95.71.9
    Neighbor AS:      43100
    Neighbor ID:      77.95.71.7
    Neighbor caps:    refresh enhanced-refresh restart-aware AS4
    Session:          external AS4
    Source address:   77.95.71.15
    Hold timer:       218/240
    Keepalive timer:  14/80