msk-rs2/ipv4: show protocols all dancer

dancer BGP --- up 2020-07-28 Established

Description:    dancer/52015/AS-DANCER
  BGP state:          Established
    Neighbor address: 185.1.160.138
    Neighbor AS:      52015
    Local AS:         49869
    Neighbor ID:      46.39.0.21
    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:   185.1.161.0
    Hold timer:       101.070/180
    Keepalive timer:  35.555/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         6 imported, 0 filtered, 94427 exported, 6 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:              6          0          0          0          6
      Import withdraws:            0          0        ---          0          0
      Export updates:         462874          6         20        ---     462848
      Export withdraws:       229723        ---        ---        ---     229734
    BGP Next hop:   185.1.161.0