kiev-rs2/ipv4: show protocols all cdcua

cdcua BGP --- up 2021-10-14 Established

Description:    cdcua/49588/AS-SDS
  BGP state:          Established
    Neighbor address: 146.185.252.43
    Neighbor AS:      49588
    Local AS:         61376
    Neighbor ID:      176.101.192.5
    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:   146.185.252.254
    Hold timer:       108.831/180
    Keepalive timer:  32.216/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         37 imported, 0 filtered, 94432 exported, 31 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             37          0          0          0         37
      Import withdraws:            0          0        ---          0          0
      Export updates:         242697         31         25        ---     242641
      Export withdraws:        99786        ---        ---        ---      99792
    BGP Next hop:   146.185.252.254