Hi Benny, I have been studying wav_player.c,is the voice data is in the frame->buf, can I try the encryption on this buffer for streaming too? Sincerely, Anass Kartit -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20070927/1b2577f3/attachment.html