pbb-tralphium: show protocols all bgp_peer_margau_ipv6

bgp_peer_margau_ipv6 BGP --- start 2021-06-23 13:27:42 Connect Socket: No route to host

BGP state:          Connect
    Neighbor address: 2001:7f8:33::a121:3204:1
    Neighbor AS:      213204
    Local AS:         207921
    Last error:       Socket: No route to host
  Channel ipv6
    State:          DOWN
    Table:          master6
    Preference:     100
    Input filter:   peer_margau_import
    Output filter:  peer_margau_export
    IGP IPv6 table: master6