[asterisk-users] Voice "broken" during calls

Luca Bertoncello lucabert at lucabert.de
Sun Jun 14 03:55:50 CDT 2020

Am 14.06.2020 um 10:49 schrieb Antony Stone:

>> So, the module voicemail in Asterisk does *not* have the same problems
>> as the other phones.
>> And the Thomson VoIP-phone has more problems than my Android connected
>> to the Asterisk...
> So, you don't get "consistently good quality" in any situation, but it seems 
> like the Thomson phone being involved makes things worse.


>>> what happens if you let your Android phone connect via LTE to your home
>>> Asterisk server and you dial your (home, cabled) Thomson phone from it? 
>>> What's the call quality like then?
>> The quality is terrible. It is not possible to understand any word...
>> BUT: if I call my wife using the Thomson (she uses a Thomsons, same
>> model, too!) the quality is excellent...
> And is her Thomson connected on the same network to the same Asterisk server, 
> or is it somewhere else altogether?

Yes, both telefons are in the same VLAN and Asterisk, too.

> Why do you have:
>> allow=ilbc
> in sip.conf?

I can't really remember why I added it...
I try to remove it now and call my father in law. No changes...

Luca Bertoncello
(lucabert at lucabert.de)

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