Hi Muge, I use sndinfo to find device ids. The devices id are correct when run pjsua at first time. The problem is that Windows XP change the deviceid numbers (when reboot the machine for example). De: pjsip-bounces at lists.pjsip.org [mailto:pjsip-bounces at lists.pjsip.org] En nombre de P.Muge Ersoy Enviado el: lunes, 29 de septiembre de 2008 11:02 Para: pjsip list Asunto: Re: [pjsip] USB Sound Card Problem Hi Rafael; Try to use sndinfo or sndtest programs to check sound device ids and edit your config file... Muge On Mon, Sep 29, 2008 at 10:12 AM, Rafael Crooke Vilela <rcrooke at ptec.es> wrote: Hi all, I'm using pjsua 0.9.0 as SIP client in a machine with Windows XP SP2 and external USB sound card. I have configured the deviceid in a file as follows: --playback-dev=5 --capture-dev=2 This configuration Works fine. Suddenly the operating system (Windows XP) change the deviceid and I can't hear anything. I need the operating system use allways the same device ids. Any ideas ? Regards, Rafael _______________________________________________ Visit our blog: http://blog.pjsip.org pjsip mailing list pjsip at lists.pjsip.org http://lists.pjsip.org/mailman/listinfo/pjsip_lists.pjsip.org -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.pjsip.org/pipermail/pjsip_lists.pjsip.org/attachments/20080929/a9d067e6/attachment.html>