[Freeswitch-users] echo cancellation and mod_conference

Brian West brian at freeswitch.org
Mon Dec 1 18:45:54 MSK 2014


Sadly there probably doesn't exist a silver bullet to solve this problem...
it will always be an uphill battle without a resolution... the real
solution is to open tickets with upstream providers till its resolved, but
I'm sure you could retire before they'd actually find/fix it unless
complain daily for weeks on end.

On Mon, Dec 1, 2014 at 9:15 AM, <covici at ccs.covici.com> wrote:

> Its not the endpoint itself, but something in the pstn -- if they call
> in say a  number of times, the echo will stop, it seems to be something
> in the Verizon equipment, this is why I was hoping for fs to do
> something.
>
> Thanks.
>
> Brian West <brian at freeswitch.org> wrote:
>
> > Acoustical Echo Cancel would be rather resource intensive, Why not
> instruct
> > your users to acquire proper endpoints? :)  Most Optimal... probably
> least
> > favorable.  I for one advocate for endpoints that handle their own nat
> > traversal, echo cancel leaving the registrar/freeswitch no avoid that
> sort
> > of heavy lifting.
> >
> > On Sun, Nov 30, 2014 at 5:43 AM, <covici at ccs.covici.com> wrote:
> >
> > > Hi.  I have some sip callers who call in on what are apparently bad
> > > lines and get echo when calling into conferences -- not freeswitch ones
> > > yet.  So, I am wondering in mod_conference  is there any attempt to do
> > > echo cancellation, if so I will try to have them call into an fs one
> > > instead.  Its intermittent, so I wanted to find out first before I
> test.
> > >
> > > Thanks in advance for any suggestions.
> > >
> > >
> > > --
> > > Your life is like a penny.  You're going to lose it.  The question is:
> > > How do
> > > you spend it?
> > >
> > >          John Covici
> > >          covici at ccs.covici.com
> > >
> > >
> _________________________________________________________________________
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> >
> >
> >
> > --
> >
> > *Brian West*
> > brian at freeswitch.org
> >
> >
> > *Twitter: @FreeSWITCH , @briankwest*
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> >
> > ----------------------------------------------------
> > Alternatives:
> >
> > ----------------------------------------------------
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> >
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> --
> Your life is like a penny.  You're going to lose it.  The question is:
> How do
> you spend it?
>
>          John Covici
>          covici at ccs.covici.com
>
> _________________________________________________________________________
> Professional FreeSWITCH Consulting Services:
> consulting at freeswitch.org
> http://www.freeswitchsolutions.com
>
> Official FreeSWITCH Sites
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> http://confluence.freeswitch.org
> http://www.cluecon.com
>
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>



-- 

*Brian West*
brian at freeswitch.org


*Twitter: @FreeSWITCH , @briankwest*
http://www.freeswitchbook.com
http://www.freeswitchcookbook.com

*T:*+19184209001 | *F:*+19184209002 | *M:*+1918424WEST (9378)
*iNUM:*+883 5100 1420 9001 | *ISN:*410*543 | *Skype:*briankwest
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