msk-rs2/ipv4: show protocols all Beltelecom

Beltelecom BGP --- down 15:33:41.266

Description:    Beltelecom/6697/AS-BELPAK
  BGP state:          Down
    Neighbor address: 31.44.187.134
    Neighbor AS:      6697
    Local AS:         50817
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable