SAP Knowledge Base Article - Preview

3394917 - Understanding RFC-Gateway port 33XX status: LISTEN vs ESTABLISHED


The RFC-Gateway Port 33XX is displaying a status of 'LISTEN' rather than 'ESTABLISHED'. This status may be observed while using networking tools or commands to check the status of TCP/IP ports.



  • Operating System independent
  • Database independent
  • SAP NetWeaver
  • SAP Web Application Server for SAP S/4HANA
  • ABAP Platform 


LISTEN, ESTABLISHED, gateway port status, TCP/IP, connection status , KBA , BC-CST-GW , Gateway/CPIC , BC-NET , Network Infrastructure , BC-CST , Client/Server Technology , Bug Filed

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