tll-rs2/ipv4: show protocols all Ugo

Ugo BGP --- start 2019-02-13 Active Received: Connection rejected

Description:    Ugo/199805/AS-Ugo
  BGP state:          Active
    Neighbor address: 37.9.49.22
    Neighbor AS:      199805
    Connect delay:    3.924/5
    Last error:       Received: Connection rejected
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart