spb-rs2/ipv4: show protocols all pnet

pnet BGP --- up 2020-04-23 Established

Description:    pnet/47149/AS47149
  BGP state:          Established
    Neighbor address: 185.1.152.207
    Neighbor AS:      47149
    Local AS:         50817
    Neighbor ID:      31.207.64.17
    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:       59.830/90
    Keepalive timer:  5.476/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         1 imported, 0 filtered, 89996 exported, 1 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:              3          0          0          1          2
      Import withdraws:            1          0        ---          0          1
      Export updates:        4485538       6513          4        ---    4479021
      Export withdraws:      2570573        ---        ---        ---    2570524
    BGP Next hop:   185.1.153.0