msk-rs2/ipv4: show protocols all Unilink

Unilink BGP --- up 2020-02-06 Established

Description:    Unilink/44053/AS-UNILINK
  BGP state:          Established
    Neighbor address: 31.44.187.92
    Neighbor AS:      44053
    Local AS:         50817
    Neighbor ID:      10.16.5.30
    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:       51.322/90
    Keepalive timer:  7.188/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         34 imported, 0 filtered, 84301 exported, 34 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            115          0          0         67         48
      Import withdraws:           14          0        ---          0         14
      Export updates:        1360704        115         15        ---    1360574
      Export withdraws:       422775        ---        ---        ---     422835
    BGP Next hop:   31.44.187.254