spb-rs2/ipv4: show protocols all svyazinform

svyazinform BGP --- up 2021-10-12 Established

Description:    svyazinform/58002/AS-SI/via SvyazInform
  BGP state:          Established
    Neighbor address: 185.1.152.6
    Neighbor AS:      58002
    Local AS:         50817
    Neighbor ID:      77.247.232.240
    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
    Session:          external route-server AS4
    Source address:   185.1.153.0
    Hold timer:       71.413/90
    Keepalive timer:  2.028/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         17 imported, 0 filtered, 105799 exported, 2 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            115          0          0         74         41
      Import withdraws:           24          0        ---          0         24
      Export updates:         482874          5       1036        ---     481833
      Export withdraws:       233137        ---        ---        ---     233048
    BGP Next hop:   185.1.153.0