<snip> > Thats probably it.... You're relying on Asterisks software echo >> canceling.... I have seen mixed results. Have you tried adjusting >> gains? I'd do the following >> >> 1. Turn off echo canceler (makes it more obvious whilst you're trying >> to remove it) >> 2. Turn down both gains >> 3. listening' inside your network (i.e. listening to audio coming to >> your network from the PSTN), adjust the gain upwards until it sounds >> suitable >> 4. 'listening' outside of your network (i.e. listening to audio coming >> from your network to PSTN) do the same. >> 5. Test for echo. Adjust the gains down for the sound you hear back >> (i.e. if you hear person inside your network echoing, adjust the gain >> in '4'). >> 6. Try and get it as close to echo free as you can using this method >> 7. Enable any echo canceling you can find to 'tidy up' the leftover >> echo, try various ones if you need to. voip-info.org/wiki may help >> 8. Buy hardware echo cancelers next time ;) >> > My echo problem was ajust gain, and enable echocanceller=mg2,1 for dahdi channels. Thanks for the help and troubleshooting guide.
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