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TCP Exception On UDP Load Balancer Health Check (Doc ID 1438190.1)

Last updated on FEBRUARY 27, 2018

Applies to:

Oracle Communications Service Broker - Version 6.0.0 and later
Information in this document applies to any platform.
***Checked for relevance on 02-07-2015***

Symptoms

Each time a health check is performed by the Load Balancer for UDP sip listener (port 5060) an TCP socket exception is logged in server.log on SSU server. The health check performed is the default UDP check (no sip OPTION).

  This exception is being appended to the SSU log every 5 second:

2012-01-30 04:08:09,491 WARN [ACTIVE] ExecuteThread: '96' for queue: 'weblogic.kernel.Default (self-tuning)' SipService - Socket error
java.lang.NullPointerException
at oracle.axia.wcp.sip.engine.connector.transport.SipMessageParserImpl.parseMessage(SipMessageParserImpl.java:145)
at oracle.axia.wcp.sip.engine.connector.transport.SipMessageParserImpl.parse(SipMessageParserImpl.java:126)
at oracle.axia.wcp.sip.engine.connector.transport.UdpTransportModule$UdpWorker.run(UdpTransportModule.java:709)
at weblogic.work.commonj.CommonjWorkManagerImpl$WorkWithListener.run(CommonjWorkManagerImpl.java:196)
at weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:524)
at weblogic.work.ExecuteThread.execute(ExecuteThread.java:201)
at weblogic.work.ExecuteThread.run(ExecuteThread.java:173)

Cause

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