tll-rs2/ipv4: show protocols all HE

HE BGP --- up 2021-06-24 Established

Description:    HE/6939/ANY
  BGP state:          Established
    Neighbor address: 37.9.49.14
    Neighbor AS:      6939
    Local AS:         57936
    Neighbor ID:      216.218.252.153
    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:   37.9.49.254
    Hold timer:       128.488/180
    Keepalive timer:  47.511/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   99000
      Action:       restart
    Routes:         89784 imported, 0 filtered, 3022 exported, 88953 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:        2927933          0          2       7793    2920138
      Import withdraws:      1629834          0        ---          4    1629832
      Export updates:        2995137    2920816       9902        ---      64419
      Export withdraws:      1655501        ---        ---        ---      42445
    BGP Next hop:   37.9.49.254