Hi, Pjsip is worked On Symbin,i ported pjsip on mobile. i made a call its working fine.its taking codec as PCMU and PCMA i want to enable GSM codec. for enabling GSM CODEC i used this function pjsua_codec_set_priority("gsm/8000",100); still its taken PCMU and PCMA. i checked with the windows XP,its taken gsm codec. could you tell me how to enable GSM Codec. regards David --------------------------------- Chat on a cool, new interface. No download required. Click here. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20080213/df659da6/attachment.html