msk-rs2/ipv4: show protocols all MMTS

MMTS BGP --- start 2018-08-30 Active Socket: Connection closed

Description:    MMTS/60299/AS-MMTS/via CDNet
  BGP state:          Active
    Neighbor address: 31.44.187.8
    Neighbor AS:      60299
    Connect delay:    0.689/5
    Last error:       Socket: Connection closed
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       block