spb-rs1/ipv4: show protocols all megasvyaz

megasvyaz BGP --- down 12:07:11.625

Description:    megasvyaz/34602/AS-STARLNK
  BGP state:          Down
    Neighbor address: 185.1.153.76
    Neighbor AS:      34602
    Local AS:         50817
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable