lg/ipv4: show protocols all bgp3v4

bgp3v4 BGP --- up 2021-10-22 Established

Description:    bgp3.f.de.plusline.net
  BGP state:          Established
    Neighbor address: 82.98.100.213
    Neighbor AS:      12306
    Local AS:         12306
    Neighbor ID:      82.98.100.213
    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
        Restart time: 120
        AF supported: ipv4
        AF preserved:
      4-octet AS numbers
      Enhanced refresh
    Session:          internal multihop AS4
    Source address:   82.98.65.76
    Hold timer:       168.619/180
    Keepalive timer:  38.091/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Routes:         854529 imported, 239 exported, 152733 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:        9466414          0          0       3685    9462729
      Import withdraws:       470467          0        ---          0     470467
      Export updates:       15908681   15908441          0        ---        240
      Export withdraws:       447997        ---        ---        ---          1
    BGP Next hop:   82.98.65.76
    IGP IPv4 table: master4