tll-rs2/ipv4: show protocols all HE

HE BGP --- up 2021-02-14 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:       163.763/180
    Keepalive timer:  22.230/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   99000
      Action:       restart
    Routes:         82940 imported, 0 filtered, 2117 exported, 82663 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:         846461          0          0       2172     844289
      Import withdraws:       239748          0        ---          0     239748
      Export updates:         888074     847142      14510        ---      26422
      Export withdraws:       256498        ---        ---        ---       6995
    BGP Next hop:   37.9.49.254