rix-rs2/ipv4: show protocols all HE

HE BGP --- up 2021-04-10 Established

Description:    HE/6939/ANY
  BGP state:          Established
    Neighbor address: 193.27.39.47
    Neighbor AS:      6939
    Local AS:         49634
    Neighbor ID:      216.218.252.129
    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
      4-octet AS numbers
    Session:          external route-server AS4
    Source address:   193.27.39.254
    Hold timer:       171.716/180
    Keepalive timer:  43.168/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   99000
      Action:       disable
    Routes:         87422 imported, 0 filtered, 2466 exported, 86939 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:         139080          0          0        350     138730
      Import withdraws:        27934          0        ---          0      27934
      Export updates:         145414     138560       1329        ---       5525
      Export withdraws:        30656        ---        ---        ---       2718
    BGP Next hop:   193.27.39.254