TCP/IP ports for SAP

In some cases you need detailed information on TCP/IP ports for SAP. This blog will also refer to notes from SAP with regards to network issues.

TCP/IP ports for SAP

All ports for SAP are listed on the SAP help site https://help.sap.com/viewer/ports.

When is this list important?

• When you have to setup firewall rules
• When you are doing changes: for example, changing from http to https, installation of web dispatcher, switch towards SNC

OSS notes

Other relevant TCP/IP related OSS notes:

• 403708 – IP address change
• 500235 – Network Diagnosis with NIPING
• 1410736 – TCP/IP: setting keepalive interval
• 2910667 – General information about “Connection reset by peer” error messages
• 2966710 – ERR_CONNECTION_REFUSED
• 2986631 – How to do NIPING and checking network performance