tll-rs2/ipv4: show protocols all PINHosting

PINHosting BGP --- start 2020-01-30 Passive Error: Link down

Description:    PINHosting/39556/AS39556/via PIN
  BGP state:          Passive
    Neighbor address: 37.9.49.13
    Neighbor AS:      39556
    Local AS:         50817
    Last error:       Error: Link down
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart