It has been my experience in the past that running fxotune on your system will clear up most echo issues. Read more about it here:
http://www.voip-info.org/wiki/view/Asterisk+fxotune On Fri, Oct 9, 2009 at 3:58 PM, Bob Crandell <[email protected]> wrote: > Andrew, > > These are POTS lines. > > If it's glare then what do I change? > > I'm kind of hoping I can make these adjustments in the GUI. Is it > possible? > > How do you have yours set? > > Thanks > > > On Fri, Oct 9, 2009 at 10:55 AM, Andrew Latham > <[email protected]>wrote: > >> Bob >> >> On to the fun topic of audio quality.... The (echo, glare, volume) >> canceler is getting "trained" during your call so that is why it fixes >> its self. If you are using POTS for your trunk lines then you will >> want to work on the DAHDI/Zaptel settings to resolve any issues. You >> may be dealing with glare instead of echo. >> >> http://en.wikipedia.org/wiki/Echo_(phenomenon)<http://en.wikipedia.org/wiki/Echo_%28phenomenon%29> >> >> To fix you can enable and fine tune settings in your DAHDI/Zaptel >> settings files and restart both Asterisk and DAHDI/Zaptel. >> >> >> ~ >> Andrew "lathama" Latham >> [email protected] >> >> * Learn more about OSS http://en.wikipedia.org/wiki/Open-source_software >> * Learn more about Linux http://en.wikipedia.org/wiki/Linux >> * Learn more about Tux http://en.wikipedia.org/wiki/Tux >> >> >> >> On Fri, Oct 9, 2009 at 1:43 PM, Bob Crandell <[email protected]> >> wrote: >> > Hi, >> > >> > My next challenge is canceling the echo when I make or receive a call. >> > Right now the echo lasts for the first few seconds after the call is >> > answered then stops. >> > There is no echo when calling an extension. >> > Under Configure hardware is software echo canceller. I tried a couple >> of >> > things there that didn't make a noticable difference. >> > Under Advanced Options/SIP Settings there is Jitter Buffer which might >> have >> > made a tiny difference. >> > >> > What are you guys doing about this? >> > >> > Thanks >> > -- >> > Bob Crandell >> > Assured Computing, Inc. >> > 541-868-0331 >> > ComputerBase >> > 541-349-0404 >> > >> > _______________________________________________ >> > --Bandwidth and Colocation Provided by http://www.api-digital.com-- >> > >> > asterisk-gui mailing list >> > To UNSUBSCRIBE or update options visit: >> > http://lists.digium.com/mailman/listinfo/asterisk-gui >> > >> > > > > -- > Bob Crandell > Assured Computing, Inc. > 541-868-0331 > ComputerBase > 541-349-0404 > > _______________________________________________ > --Bandwidth and Colocation Provided by http://www.api-digital.com-- > > asterisk-gui mailing list > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-gui >
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