spb-rs2/ipv4: show protocols all spbgu

spbgu BGP --- up 2020-04-24 Established

Description:    spbgu/5495/AS-SPBU/via SPBGU
  BGP state:          Established
    Neighbor address: 185.1.152.61
    Neighbor AS:      5495
    Local AS:         50817
    Neighbor ID:      195.70.206.130
    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
      4-octet AS numbers
      Enhanced refresh
    Session:          external route-server AS4
    Source address:   185.1.153.0
    Hold timer:       140.294/180
    Keepalive timer:  26.884/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         26 imported, 0 filtered, 81689 exported, 26 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            100          0          0         44         56
      Import withdraws:           21          0        ---          0         21
      Export updates:        2400655       5404       1621        ---    2393630
      Export withdraws:      1318326        ---        ---        ---    1317904
    BGP Next hop:   185.1.153.0