pl-bgp/ipv6: show protocols all AS210234_GRE

AS210234_GRE BGP master start 2019-03-22 Connect Socket: Connection refused

Description:    Poland to AS210234
  Preference:     200
  Input filter:   (unnamed)
  Output filter:  (unnamed)
  Routes:         0 imported, 0 exported, 0 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:              0          0          0          0          0
    Import withdraws:            0          0        ---          0          0
    Export updates:              0          0          0        ---          0
    Export withdraws:            0        ---        ---        ---          0
  BGP state:          Connect
    Neighbor address: 2a0c:b641:6f:ffff:ffff:ffff:ffff:0
    Neighbor AS:      210234
    Last error:       Socket: Connection refused