msk-rs2/ipv4: show protocols all NetRack

NetRack BGP --- down 15:35:10.394

Description:    NetRack/61400/AS-NETRACK/via ServiceTelecom
  BGP state:          Down
    Neighbor address: 31.44.187.32
    Neighbor AS:      61400
    Local AS:         50817
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable