msk-rs1/ipv4: show protocols all svols

svols BGP --- up 2021-06-11 Established

Description:    svols/51028/AS-SVOLS/via SVOLS
  BGP state:          Established
    Neighbor address: 185.1.160.67
    Neighbor AS:      51028
    Local AS:         49869
    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:   185.1.160.255
    Hold timer:       60.836/90
    Keepalive timer:  1.053/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   100
      Action:       restart
    Routes:         54 imported, 0 filtered, 106288 exported, 54 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            300          0          2         52        246
      Import withdraws:          187          0        ---          4        185
      Export updates:        1634308        263        344        ---    1633701
      Export withdraws:      1158204        ---        ---        ---    1158144
    BGP Next hop:   185.1.160.255