Hi, > While typing this, I realized that something else could be happening: > perhaps the DTMF tones generated by my phone aren't in the stream at all. > I've Googled this, and found > http://www.experts-exchange.com/Networking/Telecommunications/IP_Telephony/Asterisk_/Q_23280368.html. > > I guess I'll have to record the stream and find out. I just recorded it, and indeed, Asterisk seems to filter out the tones (probably to prevent double detection). Thanks for your support though, without writing the e-mail to list I probably wouldn't have thought of this :) Regards, Maarten -- Privateer Software Development (www.privateer-software.nl) * web usability, web accessibility, web development * cross-platform software development