rs2/ipv4: show protocols all pb_6_pch42_as42_1

pb_6_pch42_as42_1 BGP --- start 12:31:51.888 Idle Received: No supported AFI/SAFI

Description:    Woody Net 1
  BGP state:          Idle
    Neighbor address: 2001:7f8:64:225::42:1
    Neighbor AS:      42
    Error wait:       35.945/300
    Last error:       Received: No supported AFI/SAFI
  Channel ipv6
    State:          DOWN
    Table:          t_6_pch42_as42_1
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   200
      Action:       restart