tll-rs2/ipv4: show protocols all HE

HE BGP --- up 2020-01-30 Established

Description:    HE/6939/ANY
  BGP state:          Established
    Neighbor address: 37.9.49.14
    Neighbor AS:      6939
    Local AS:         50817
    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:       137.268/180
    Keepalive timer:  34.568/60
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   89000
      Action:       restart
    Routes:         71260 imported, 0 filtered, 660 exported, 70801 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:        3071587          0         32      83347    2988208
      Import withdraws:      1282485          0        ---         64    1282453
      Export updates:        3063192    3005889      30553        ---      26750
      Export withdraws:      1313224        ---        ---        ---      24352
    BGP Next hop:   37.9.49.254