[VoiceOps] Call Quality

[Carlos Alvarez]

So are you saying that you've experienced echo on a fully VoIP call?  IP
handset to IP handset, without some sort of analog interface other than in
the handsets?

I can't recall the last echo complaint we've had.


On Mon, Jun 14, 2021 at 2:35 PM Mike Hammett <voiceops at ics-il.net> wrote:

> Well right.
>
> The analog portions of most calls are extremely small anymore (speaker to
> ear and mouth to microphone).
>
>
>
> -----
> Mike Hammett
> Intelligent Computing Solutions
> http://www.ics-il.com
>
>
>
> Midwest Internet Exchange
> http://www.midwest-ix.com
>
>
>
> ------------------------------
> *From: *"Carlos Alvarez" <caalvarez at gmail.com>
> *To: *voiceops at voiceops.org
> *Sent: *Monday, June 14, 2021 4:31:07 PM
> *Subject: *Re: [VoiceOps] Call Quality
>
> Well, no call is purely digital, the endpoints are still analog, as is the
> meatbag behind the handset.  I can't imagine any way you can create echo in
> the digital portions.  But a mismatch in impedance on an ATA or similar
> device would be a common old problem I've faced.
>
>
> On Mon, Jun 14, 2021 at 2:28 PM Mike Hammett <voiceops at ics-il.net> wrote:
>
>> One of the concerns I heard was echo. On a purely digital call, what
>> would be the cause of echo?
>>
>>
>>
>> -----
>> Mike Hammett
>> Intelligent Computing Solutions
>> http://www.ics-il.com
>>
>>
>>
>> Midwest Internet Exchange
>> http://www.midwest-ix.com
>>
>>
>>
>> ------------------------------
>> *From: *"Mike Hammett" <voiceops at ics-il.net>
>> *To: *"VoiceOps" <voiceops at voiceops.org>
>> *Sent: *Sunday, June 13, 2021 1:11:30 PM
>> *Subject: *[VoiceOps] Call Quality
>>
>> I've heard a variety of complaints and concerns over the years about call
>> quality. How are these quality issues introduced? As long as pipes and
>> equipment aren't overloaded, where is a quality issue to come from?
>>
>>
>> Obviously, the closer you are to the handsets, the less opportunity there
>> is for issues. What else is there to take into account?
>>
>>
>>
>> -----
>> Mike Hammett
>> Intelligent Computing Solutions
>> http://www.ics-il.com
>>
>>
>>
>> Midwest Internet Exchange
>> http://www.midwest-ix.com
>>
>>
>>
>>
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