msk-rs2/ipv4: show protocols all SVOLS

SVOLS BGP --- down 15:35:10.394

Description:    SVOLS/51028/AS-SVOLS
  BGP state:          Down
    Neighbor address: 31.44.187.67
    Neighbor AS:      51028
    Local AS:         50817
  Channel ipv4
    State:          DOWN
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart