msk-rs2/ipv4: show protocols all svols

svols BGP --- up 2021-09-24 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:   185.1.161.0
    Hold timer:       54.400/90
    Keepalive timer:  5.944/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   100
      Action:       restart
    Routes:         74 imported, 0 filtered, 118372 exported, 60 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            164          0          0         76         88
      Import withdraws:           14          0        ---          0         14
      Export updates:         376361         76         96        ---     376189
      Export withdraws:       119263        ---        ---        ---     119238
    BGP Next hop:   185.1.161.0