rix-rs2/ipv4: show protocols all Viltel

Viltel BGP --- start 2019-09-27 Connect Socket: Connection closed

Description:    Viltel/35005/AS-VILTEL
  BGP state:          Connect
    Neighbor address: 193.27.39.19
    Neighbor AS:      35005
    Last error:       Socket: Connection closed
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable