tll-rs2/ipv4: show protocols all Sky_EN

Sky_EN BGP --- up 2021-04-06 Established

Description:    Sky_EN/50254/AS-SKY-EN
  BGP state:          Established
    Neighbor address: 37.9.49.28
    Neighbor AS:      50254
    Local AS:         57936
    Neighbor ID:      185.145.124.31
    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
        Restart time: 120
        Restart recovery
        AF supported: ipv4
        AF preserved:
      4-octet AS numbers
      Enhanced refresh
    Session:          external route-server AS4
    Source address:   37.9.49.254
    Hold timer:       111.190/180
    Keepalive timer:  7.309/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       restart
    Routes:         9 imported, 0 filtered, 90236 exported, 9 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             25          0          0          2         23
      Import withdraws:           12          0        ---          0         12
      Export updates:         342910         23          0        ---     342887
      Export withdraws:       102986        ---        ---        ---     102974
    BGP Next hop:   37.9.49.254