msk-rs2/ipv4: show protocols all SVOLS

SVOLS BGP --- up 2020-04-30 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:       65.389/90
    Keepalive timer:  10.284/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart
    Routes:         73 imported, 0 filtered, 91978 exported, 65 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            162          0          0         73         89
      Import withdraws:           13          0        ---          0         13
      Export updates:        1485296         77         30        ---    1485189
      Export withdraws:       802530        ---        ---        ---     802523
    BGP Next hop:   31.44.187.254