hels-rs2/ipv4: show protocols all nexus

nexus BGP --- up 2021-09-14 Established

Description:    nexus/49778/as-nxss
  BGP state:          Established
    Neighbor address: 193.27.37.71
    Neighbor AS:      49778
    Local AS:         39607
    Neighbor ID:      91.219.23.255
    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:   193.27.37.254
    Hold timer:       67.113/90
    Keepalive timer:  12.189/30
  Channel ipv4
    State:          UP
    Table:          master4
    Preference:     100
    Input filter:   (unnamed)
    Output filter:  (unnamed)
    Import limit:   500
      Action:       disable
    Routes:         2 imported, 0 filtered, 3602 exported, 2 preferred
    Route change stats:     received   rejected   filtered    ignored   accepted
      Import updates:             16          0          0          4         12
      Import withdraws:            6          0        ---          0          6
      Export updates:          13083         12          0        ---      13071
      Export withdraws:         1429        ---        ---        ---       1423
    BGP Next hop:   193.27.37.254