rs2/ipv4: show protocols all pb_4_pch42_as42_1

pb_4_pch42_as42_1 BGP --- start 19:24:41.043 Idle Received: No supported AFI/SAFI

Description:    Woody Net 1
  BGP state:          Idle
    Neighbor address: 86.104.125.62
    Neighbor AS:      42
    Error wait:       101.874/300
    Last error:       Received: No supported AFI/SAFI
  Channel ipv4
    State:          DOWN
    Table:          t_4_pch42_as42_1
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   200
      Action:       restart