msk-rs2/ipv4: show protocols all Dancer

Dancer BGP --- up 2020-02-06 Established

Description:    Dancer/52015/AS-DANCER
  BGP state:          Established
    Neighbor address: 31.44.187.138
    Neighbor AS:      52015
    Local AS:         50817
    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:   31.44.187.254
    Hold timer:       135.689/180
    Keepalive timer:  4.498/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         5 imported, 1 filtered, 84293 exported, 5 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             18          0          3         10          5
      Import withdraws:            0          0        ---          1          0
      Export updates:        1421153         15         45        ---    1421093
      Export withdraws:       438699        ---        ---        ---     438736
    BGP Next hop:   31.44.187.254