spb-rs1/ipv4: show protocols all svols

svols BGP --- up 2021-08-05 Established

Description:    svols/51028/AS-SVOLS
  BGP state:          Established
    Neighbor address: 185.1.153.66
    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:   185.1.152.255
    Hold timer:       71.678/90
    Keepalive timer:  15.152/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         76 imported, 0 filtered, 109626 exported, 64 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:           1104          0          0          0       1104
      Import withdraws:          889          0        ---          0        889
      Export updates:        5308385       1259        297        ---    5306829
      Export withdraws:      2449290        ---        ---        ---    2448763
    BGP Next hop:   185.1.152.255