Hi speexers, I want to be able to automatically detect the mode (narrowband/wb..) of the RTP stream I'm receiving. I guess this information is included in frames? Isn'it? How can I read it? tks, Aymeric MOIZARD / ANTISIP amsip - http://www.antisip.com osip2 - http://www.osip.org eXosip2 - http://savannah.nongnu.org/projects/exosip/