11g Webgate Cannot Communicate With 11.1.1.5 OAM Server In Simple Mode - After JDK Updates( JDK 1.6 update 28 or later) (Doc ID 1427332.1)

Last updated on JANUARY 26, 2017

Applies to:

Oracle Access Manager - Version 11.1.1.5.0 and later
Information in this document applies to any platform.

Symptoms

When 11g WebGate is configured with 11.1.1.5 OAM Server in Simple mode, it cannot communicate with the server.  

Reviewing the diagnostic log, a problem is seen with the handshake between Webgate and OAM Server. The following is shown in webgate oblog:
2012/02/11@00:01:35.234458 8095 8195 CONNECTIVITY DEBUG3 0x00000201 /scratch/alnguyen/Oblix/coreid1014/palantir/netlib/src/obmessagechannel.cpp:597
handleSTSmessage returns false
_seqno^0
_opcode^0:kServerDiagnosticEvent
Message^sts=simple
sts:kSTSmode = "simple" 
 

Cause

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