[asterisk-users] Minimum upload speed for Asterisk?

[Al Baker]

You also need to check for Packet Loss on the Link

Erik Anderson wrote:
> On Thu, May 1, 2008 at 3:19 PM, Frank Tarczynski <ftarz at mindspring.com> wrote:
>   
>>  Is 384kB up too slow?
>>     
>
> Probably not.
>
>   
>>  Is there any guidance for the minimum upload speed for an Asterisk box?
>>     
>
> I'm guessing this is for just a few calls at a time, correct? I'd
> guess that rather than these quality issues being caused by cramped
> bandwidth, they're actually being caused by latency issues.  Have you
> ever checked the latency of the connection between your asterisk
> server and your SIP/IAX endpoint? If it's really high (say 300ms+) or
> if the latency is really erratic, you'll have quality issues.
>
> You didn't mention whether you are doing traffic shaping on your
> upstream connection, so I'll assume you're not.  That would be
> something good to look into - with traffic shaping, you can prioritize
> your VoIP traffic over all other types of network traffic.
>
> -erik
>
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