spb-rs2/ipv4: show protocols all ucom

ucom BGP --- up 2021-04-22 Established

Description:    ucom/8932/AS8932:AS-SET-PITER-IX
  BGP state:          Established
    Neighbor address: 185.1.153.52
    Neighbor AS:      8932
    Local AS:         50817
    Neighbor ID:      185.48.240.0
    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:       49.261/90
    Keepalive timer:  14.910/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         161 imported, 26 filtered, 100683 exported, 160 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            772          0        117        341        314
      Import withdraws:           20          0        ---         53          9
      Export updates:         281740        313          0        ---     281427
      Export withdraws:        16633        ---        ---        ---      16627
    BGP Next hop:   185.1.153.0