msk-rs2/ipv4: show protocols all SVOLS

SVOLS BGP --- up 2020-02-06 Established

Description:    SVOLS/51028/AS-SVOLS
  BGP state:          Established
    Neighbor address: 31.44.187.67
    Neighbor AS:      51028
    Local AS:         50817
    Neighbor ID:      10.240.3.6
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
      Long-lived graceful restart
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   31.44.187.254
    Hold timer:       45.082/90
    Keepalive timer:  5.736/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart
    Routes:         73 imported, 0 filtered, 84133 exported, 67 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            240          0          0        146         94
      Import withdraws:           21          0        ---          0         21
      Export updates:        1496407        210        137        ---    1496060
      Export withdraws:       477032        ---        ---        ---     477173
    BGP Next hop:   31.44.187.254