bru1/ipv4: show protocols all br4

br4 BGP master start 2019-07-03 Passive

Preference:     100
  Input filter:   ACCEPT
  Output filter:  export_bgp
  Routes:         0 imported, 0 exported, 0 preferred
  Route change stats:     received   rejected   filtered    ignored   accepted
    Import updates:              0          0          0          0          0
    Import withdraws:            0          0        ---          0          0
    Export updates:              0          0          0        ---          0
    Export withdraws:            0        ---        ---        ---          0
  BGP state:          Passive
    Neighbor address: 192.168.1.9
    Neighbor AS:      64513