spb-rs1/ipv4: show protocols all rokson

rokson BGP --- up 2021-08-26 Established

Description:    rokson/5433/AS-ROKSON/via Rokson
  BGP state:          Established
    Neighbor address: 185.1.152.77
    Neighbor AS:      5433
    Local AS:         50817
    Neighbor ID:      91.151.190.248
    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
      4-octet AS numbers
      Enhanced refresh
    Session:          external route-server AS4
    Source address:   185.1.152.255
    Hold timer:       162.032/180
    Keepalive timer:  34.844/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         3 imported, 0 filtered, 108741 exported, 2 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             19          0          0          6         13
      Import withdraws:            0          0        ---          0          0
      Export updates:        3907518          8      18926        ---    3888584
      Export withdraws:      1767936        ---        ---        ---    1768894
    BGP Next hop:   185.1.152.255