how do we avoid echo during a calls?

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how do we avoid echo during a calls?

Postby pagmasakpan » Wed Jul 17, 2013 11:52 pm

I wonder why we are experincing a bad echo during a calls..were also using a softphone..check already the echo cancelation..its the same issue ...still have an echo
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Re: how do we avoid echo during a calls?

Postby DomeDan » Thu Jul 18, 2013 4:52 am

Probably bad headsets
or you need to tweak the sound/mic settings, maybe the mic boost setting (at least that exists in gnu/linux)
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Re: how do we avoid echo during a calls?

Postby pagmasakpan » Fri Jul 19, 2013 3:31 am

coz were using a ekiga softphone in ubuntu..

dont know how to deal with it..
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Re: how do we avoid echo during a calls?

Postby gdi2k » Fri Jul 19, 2013 4:37 am

I've found linphone a lot less trouble - it has echo cancellation settings in the config file (not accessible from GUI), ~/.linphonerc

There is a list of variables on the linphone site, but the forum won't let me paste the link. Google "Tuning linphone | Linphone, an open-source video sip phone" - first search result.
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Re: how do we avoid echo during a calls?

Postby DomeDan » Fri Jul 19, 2013 4:59 am

I'm using Ekiga too and Debian,
play around with alsamixer and test call someone,
and try an other headset
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Re: how do we avoid echo during a calls?

Postby iaguirre » Mon Jul 29, 2013 5:25 am

We are ussing linphone 3.6.1 in ubuntu.
The echo cancelation parameters we have set are:
ec_delay=200
ec_tail_len=150
ec_frame_size=128

The echo cancelation works..... sometimes. Any idea?
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Re: how do we avoid echo during a calls?

Postby williamconley » Mon Jul 29, 2013 7:14 pm

try a different headset. preferably usb.
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Re: how do we avoid echo during a calls?

Postby pagmasakpan » Tue Jul 30, 2013 3:15 am

ill try to find out 1st this alsa mixer..

thanks for the reply guyz
VERSION: 2.4-309a
BUILD: 110430-1642
Asterisk Version: 1.4.38-vici
Goautodial.iso installation(version 2.1)
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