spb-rs1/ipv4: show protocols all MMTS

MMTS BGP --- start 2018-12-14 Connect Socket: No route to host

Description:    MMTS/60299/as-mmts
  BGP state:          Connect
    Neighbor address: 31.44.186.134
    Neighbor AS:      60299
    Last error:       Socket: No route to host
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable