Dear, With changes incorporate in kamalio.cfg, I am able to REGISTER 200 ok with Rx interface. But I want to send AAR message only after receiving 200 ok at pcscf. Currently message sequences are CER -------> <-------CEA AAR ---------> <------AAA REGISTER---> <-------401 REGISTER----> <----200 ok Screen shot is attached for reference. But I want to Send AAR/AAA only after 200 ok. Below is the Sequence CER -------> <-------CEA REGISTER---> <-------401 REGISTER----> <----200 ok AAR ---------> <------AAA I using PCSCF as Diameter client and Seagull as a Diameter server. With changes in Kamailio.cfg Richard Good on Dec 17, 2014 Updated P-CSCF example with additional Rx_AAR params<https://github.com/kamailio/kamailio/commit/b450a769cff3b5c8ea096… I am able to REGISTER but not able to send AAR/AAA after 200 ok.(Refer Attachment) Kindly let me know any other changes required in kamailio.cfg or seagull scenario.xml or some where else. and What changes. Thanks in advance. Br, Ramjee Y. ============================================================================================================================ Disclaimer: This message and the information contained herein is proprietary and confidential and subject to the Tech Mahindra policy statement, you may review the policy at http://www.techmahindra.com/Disclaimer.html externally http://tim.techmahindra.com/tim/disclaimer.html internally within TechMahindra. ============================================================================================================================