msk-rs2/ipv4: show protocols all MailRu

MailRu BGP --- up 2020-02-06 Established

Description:    MailRu/47764/AS-MAILRU
  BGP state:          Established
    Neighbor address: 31.44.187.223
    Neighbor AS:      47764
    Local AS:         50817
    Neighbor ID:      94.100.183.250
    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
      4-octet AS numbers
    Session:          external route-server AS4
    Source address:   31.44.187.254
    Hold timer:       59.482/90
    Keepalive timer:  16.757/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         120 imported, 2 filtered, 84455 exported, 116 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:           1590          0         26       1440        124
      Import withdraws:            2          0        ---          2          2
      Export updates:        1173649        364       2026        ---    1171259
      Export withdraws:       358390        ---        ---        ---     360059
    BGP Next hop:   31.44.187.254