[VoiceOps] Call Quality

[Alex Balashov]

Yeah, there's so many moving parts to the voice quality equation within 
the supply chain, equipment choices, and network engineering that it 
would be hard to even scratch the surface in a mailing list thread.

On 6/14/21 12:26 PM, Brandon Svec via VoiceOps wrote:

> There are so many places that poor call quality can be introduced that I 
> suppose someone could write a book about it :)
> 
> I do have a general sense that some voice providers, particularly the 
> largest, do some "proprietary magic" for lack of a better term.  For 
> example, RingCentral explains somewhere that they transmit copies of 
> your voice packets on diverse paths that are monitored carefully and can 
> dynamically switch to the best path during a call with little to no 
> noticeable call quality changes.  I always thought that was a pretty 
> novel and a good idea.  I suppose there is a similar reason that Zoom 
> will tend to work fine where all else being equal another similar 
> platform will not perform well.
> 
> -Brandon
> 
> 
> 
> 
> 
> 
> On Mon, Jun 14, 2021 at 9:16 AM Mike Hammett <voiceops at ics-il.net 
> <mailto:voiceops at ics-il.net>> wrote:
> 
>     I should add that my initial intent was the voice ecosystem, aside
>     from the end-users. For those, usually it's one of the things we all
>     already know.
> 
>     Why would carrier A have "good quality", while carrier B didn't?
> 
> 
>     I had a conversation with a customer about quality being more
>     important than price. A lot of things come to mind right away (such
>     as diversity, latency, jitter, packet loss, etc.), but I'm looking
>     for what I don't know.
> 
> 
> 
>     orrrr
> 
> 
>     Are there just that many poorly ran companies where the low-hanging
>     fruit I'm brushing aside is where almost all of the problems occur?
> 
> 
> 
>     -----
>     Mike Hammett
>     Intelligent Computing Solutions
>     http://www.ics-il.com <http://www.ics-il.com>
> 
> 
> 
>     Midwest Internet Exchange
>     http://www.midwest-ix.com <http://www.midwest-ix.com>
> 
> 
> 
>     ------------------------------------------------------------------------
>     *From: *"Mike Hammett" <voiceops at ics-il.net
>     <mailto:voiceops at ics-il.net>>
>     *To: *"VoiceOps" <voiceops at voiceops.org <mailto: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 <http://www.ics-il.com>
> 
> 
> 
>     Midwest Internet Exchange
>     http://www.midwest-ix.com <http://www.midwest-ix.com>
> 
> 
> 
> 
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-- 
Alex Balashov | Principal | Evariste Systems LLC

Tel: +1-706-510-6800 / +1-800-250-5920 (toll-free)
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