br1/ipv4: show protocols all bgsf_br4_gcn

bgsf_br4_gcn BGP --- up 2020/08/05-08:59:08 Established

BGP state:          Established
    Neighbor address: 10.10.66.4
    Neighbor AS:      198228
    Local AS:         198228
    Neighbor ID:      87.121.34.11
    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
      Enhanced refresh
    Session:          internal AS4
    Source address:   10.10.66.1
    Hold timer:       236.916/240
    Keepalive timer:  3.047/80
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   bgsf_IN
    Output filter:  (unnamed)
    Import limit:   850000
      Action:       disable
    Export limit:   10
      Action:       disable
    Routes:         303485 imported, 0 filtered, 0 exported, 247427 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:        1044282          0          0     205003     839279
      Import withdraws:       138557          0        ---          7     138550
      Export updates:        2753333     866272    1887061        ---          0
      Export withdraws:        21875        ---        ---        ---          0
    BGP Next hop:   10.10.66.1