msk-rs1/ipv4: show protocols all unilink

unilink BGP --- up 2021-01-31 Established

Description:    unilink/44053/AS-UNILINK/via Unilink
  BGP state:          Established
    Neighbor address: 185.1.160.92
    Neighbor AS:      44053
    Local AS:         49869
    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:   185.1.160.255
    Hold timer:       67.582/90
    Keepalive timer:  14.450/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         49 imported, 0 filtered, 106607 exported, 48 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            172          0          7         48        117
      Import withdraws:           68          0        ---         12         63
      Export updates:        5805725        215        225        ---    5805285
      Export withdraws:      2268659        ---        ---        ---    2268683
    BGP Next hop:   185.1.160.255