spb-rs2/ipv4: show protocols all SPBGU

SPBGU BGP --- up 2019-05-18 Established

Description:    SPBGU/5495/AS-SPBU
  BGP state:          Established
    Neighbor address: 31.44.186.61
    Neighbor AS:      5495
    Neighbor ID:      172.24.24.106
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
    Neighbor capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      4-octet AS numbers
      Enhanced refresh
    Session:          external route-server AS4
    Source address:   31.44.186.254
    Hold timer:       168.009/180
    Keepalive timer:  44.985/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         28 imported, 0 filtered, 73215 exported
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             28          0          0          0         28
      Import withdraws:            0          0        ---          0          0
      Export updates:         156839         28        183        ---     156628
      Export withdraws:        78388        ---        ---        ---      78383
    BGP Next hop:   31.44.186.254