Diameter Control Agent(DCA) Rejects Requests after Final Unit Indication(FUI) has been Sent in Credit Control Answer(CCA)

(Doc ID 1336958.1)

Last updated on DECEMBER 22, 2011

Applies to:

Oracle Communications Network Charging and Control - Version: 3.1.0 to 4.4.0 - Release: 3.1.0 to 4.4
Information in this document applies to any platform.

Symptoms



Under a certain software level version, the Diameter Control Agent (DCA) may send back error codes "DIAMETER_UNABLE_TO_COMPLY (5012) when it gets a Credit Control Request from the GGSN (Gateway GPRS support Node).
This error happens when a Final Unit Indication (FUI) has been sent  previously Credit Control Answer (CCA) message.

GPRS is General packet radio services, a technology for radio transmission of small packets of data used between cellular phones and the Internet.


The Diameter Control Agent (DCA) is an interface used by Oracle Communications Network Charging and Control (OCNCC) to allow processing of diameter based billing requests using existing charging infrastructure of OCNCC. The diameter base protocol is defined by RFC 3588, and extended to include real-time credit-control messages by RFC 4006.
For more information regarding diameter please refer to RFC-4006 and RFC-3588





Changes

This problem occurs in DCA version  under 1.0.3.0 and DCA is integrated with Huaweii GGSN.

Cause

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