msk-rs1/ipv4: show protocols all flex

flex BGP --- up 2021-09-01 Established

Description:    flex/21453/AS-FLEX
  BGP state:          Established
    Neighbor address: 185.1.160.159
    Neighbor AS:      21453
    Local AS:         49869
    Neighbor ID:      80.252.128.1
    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
    Session:          external route-server AS4
    Source address:   185.1.160.255
    Hold timer:       107.792/180
    Keepalive timer:  16.045/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         98 imported, 2 filtered, 112550 exported, 80 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            290          0          5        133        152
      Import withdraws:           51          0        ---          4         50
      Export updates:        2929080        292      39358        ---    2889430
      Export withdraws:       959471        ---        ---        ---     949430
    BGP Next hop:   185.1.160.255