pl-bgp/ipv6: show protocols all AS58307_GRE

AS58307_GRE BGP master up 2019-05-19 Established

Description:    Poland to AS58307
  Preference:     102
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         21940 imported, 3 exported, 21906 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:         272683          0          5     122296     150382
    Import withdraws:       195933          0        ---      93624     102314
    Export updates:       10800663     150376   10650284        ---          3
    Export withdraws:       113980        ---        ---        ---          0
  BGP state:          Established
    Neighbor address: 2001:7f8:6b:a::5
    Neighbor AS:      58307
    Neighbor ID:      91.227.61.1
    Neighbor caps:    refresh restart-aware AS4
    Session:          external AS4
    Source address:   2001:7f8:6b:a::6
    Hold timer:       225/240
    Keepalive timer:  37/80