SCA Running in Proxy Mode is Crashing When Trying to Forward INVITE Request (Doc ID 2111549.1)

Last updated on MARCH 04, 2016

Applies to:

Oracle Communications Network Charging and Control - Version 4.4.1 and later
Information in this document applies to any platform.

Symptoms

On Oracle Communications Network Charging and Control (NCC) 4.4.1.4.0, when the Session Control Agent (SCA) for Session Initiation Protocol (SIP) is configured to run in Proxy mode, it will crash upon receiving an INVITE from a softswitch.

There is no error in sca.log file, but the following sequence of entries can be observed if debug is enabled:

...
2016/01/29 03:03:16 P/include/scaSipMessage.h   705 [15174]              ESC_SIP getHeader
2016/01/29 03:03:16 P/include/scaSipMessage.h   705 [15174]              ESC_SIP getHeader
2016/01/29 03:03:16          scaSipMessage.cc   335 [15174]           ESC_PARSER void sipparser::SipMessage::encode(std::string&)
2016/01/29 03:03:57              scaSipUri.cc    44 [16536]           ESC_PARSER Parsing URI sip:127.0.0.1
2016/01/29 03:03:57              scaSipUri.cc   130 [16536]           ESC_PARSER Finished parsing URI
2016/01/29 03:03:57 P/include/scaSipMessage.h   685 [16536]              ESC_SIP getHeader
Jan 29 03:03:57.739285 sca(16536) NOTICE: (sca.cc:569) 5000: Starting
2016/01/29 03:03:57                    sca.cc   200 [16536]                  SCA Initialising configuration subsystem
...

Changes

 The b2bua parameter set to "false" in the /IN/service_packages/SCA/etc/sca.config configuration file.

Cause

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