tll-rs2/ipv4: show protocols all ucom

ucom BGP --- up 2021-10-21 Established

Description:    ucom/8932/AS8932:AS-SET-PITER-IX
  BGP state:          Established
    Neighbor address: 37.9.49.77
    Neighbor AS:      8932
    Local AS:         57936
    Neighbor ID:      185.48.240.0
    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
      Long-lived graceful restart
    Session:          external route-server AS4
    Source address:   37.9.49.254
    Hold timer:       60.995/90
    Keepalive timer:  2.095/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   5000
      Action:       disable
    Routes:         136 imported, 69 filtered, 96918 exported, 135 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:            325          0        127          1        197
      Import withdraws:           83          0        ---        161         49
      Export updates:         317904        192        158        ---     317554
      Export withdraws:       174302        ---        ---        ---     174211
    BGP Next hop:   37.9.49.254