Hi , I am working on Kamailio 4.0.1 We are trying load for presence subscribe with 1 cps(calls per second) using sipp , our setup is as below No of children in both proxy and presence server is 4 DB mode is 3 in presence server Expires is set to 3600 in subscribe request May I know how many cps is supported for presence? Please let me know why load is failing. Machine-1 Machine-2 Machine-3 -------------- -------------------------- ---------------------------------- | Sipp | | ---------- | | ------------------------- | | |<======> | | Proxy | | <===> | |Presence server | | | | | ----------- | | ------------------------- | -------------- -------------------------- ------------------------------------ Sipp subscribe flow Sipp Proxy Presence ==== ====== ========== | | | | Subscribe | | | ----------------------> | | | | | |407 | | |<------------------------| | | | | | | | |Subscribe | | |------------------------>| | | |Subscribe | | |--------------------------> | | | | | |202 | | |<------------------- ------ | | 202 | | |<----------------------- | | | | | | |Notify | | |<------------------------- | | | | | Notify | | |<----------------------- | | | | | | 200 | | |-----------------------> | | | | | | |200 | | |--------------------------> | | | | | | | | | | Regards, Prem Chandiran M _______________________________________________ SIP Express Router (SER) and Kamailio (OpenSER) - sr-users mailing list sr-users(a)lists.sip-router.org http://lists.sip-router.org/cgi-bin/mailman/listinfo/sr-users