rix-rs2/ipv4: show protocols all ntx

ntx BGP --- start 2021-07-07 Passive

Description:    ntx/50113/AS-NTX
  BGP state:          Passive
    Neighbor address: 193.27.39.113
    Neighbor AS:      50113
    Local AS:         49634
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable