spb-rs1/ipv4: show protocols all linkey

linkey BGP --- up 2020-03-18 Established

Description:    linkey/13002/AS-LINKEY
  BGP state:          Established
    Neighbor address: 185.1.152.141
    Neighbor AS:      13002
    Neighbor ID:      213.159.127.1
    Local capabilities
      Multiprotocol
        AF announced: ipv4
      Route refresh
      Graceful restart
      4-octet AS numbers
      Enhanced refresh
    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:          external route-server AS4
    Source address:   185.1.152.255
    Hold timer:       114.090/180
    Keepalive timer:  13.201/60
  Channel ipv4
    State:          UP
    Table:          rib4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         11 imported, 2 filtered, 81539 exported
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            115          0         14          1        100
      Import withdraws:            2          0        ---         14          0
      Export updates:        2109716        100          1        ---    2109615
      Export withdraws:      1016715        ---        ---        ---    1016715
    BGP Next hop:   185.1.152.255