spb-rs2/ipv4: show protocols all kvant

kvant BGP --- up 2021-10-12 Established

Description:    kvant/43727/AS-SETKT/via Kvant
  BGP state:          Established
    Neighbor address: 185.1.152.103
    Neighbor AS:      43727
    Local AS:         50817
    Neighbor ID:      178.210.32.10
    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:   185.1.153.0
    Hold timer:       60.539/90
    Keepalive timer:  25.455/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   3500
      Action:       disable
    Routes:         3256 imported, 69 filtered, 104190 exported, 2466 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:          19653          0        576      12560       6517
      Import withdraws:         2515          0        ---        303       2512
      Export updates:         556077       6653          6        ---     549418
      Export withdraws:       274069        ---        ---        ---     273379
    BGP Next hop:   185.1.153.0