rs2/ipv4: show protocols all pb_6_pronet_as35505_2

pb_6_pronet_as35505_2 BGP --- start 2019-03-18 Connect

Description:    Pronet 2
  BGP state:          Connect
    Neighbor address: 2001:7f8:64:225:0:3:5505:2
    Neighbor AS:      35505
  Channel ipv6
    State:          DOWN
    Table:          t_6_pronet_as35505_2
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   20
      Action:       restart