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2250890 - IPv6 addresses are used unexpectedly


  • Call to external parties from NetWeaver Java is using IPv6 address not IPv4 which is causing the connectivity problem.
  • From the error log you could see errors similar to [Connection refused (Port:*** to address ::fff:***.***.***.***)] 



  • SAP Application Server JAVA
  • Release Independent


SAP Composition Environment all versions ; SAP NetWeaver all versions

Keywords, preferIPv4Stack, IPv6, ::fff: , KBA , BC-JVM , SAP Java Virtual Machine , Problem

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