SAP Knowledge Base Article - Preview

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

Symptom

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.


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Environment

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

Product

ABAP platform all versions ; SAP NetWeaver all versions ; SAP Web Application Server for SAP S/4HANA all versions

Keywords

LISTEN, ESTABLISHED, gateway port status, TCP/IP, connection status , KBA , BC-CST-GW , Gateway/CPIC , BC-CST , Client/Server Technology , How To

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