[Asterisk-Users] QoS General Question

[Tom Rymes]

On Tue, 09 Aug 2005 11:26:11 -0500, Eric Wieling aka ManxPower wrote:

> Geoff Manning wrote:
>
>> Michael Graves wrote:
>>
>>> Sure it can. If you have a network segment that's fully saturated  
>>> and
>>> you're also pushing VOIP data over that segment you'll have  
>>> problems.
>>> In practice most networks are not that busy, but it can happen. If
>>> your phones, switch and NICs are VLAN capable you can setup a
>>> dedicated VLAN for the voice traffic and ensure that it gets  
>>> priority.
>>>
>>> Michael
>>
>> Thanks for the info. We are experiencing issues with quality and  
>> I'm trying
>> to smooth them out. Is there a way to determine the impact that is  
>> being
>> caused by the local traffic? Monitoring tools that will show this  
>> in report
>> form or realtime? Every day or so we get reports that there is a  
>> lot of
>> problems for short bursts of time. I would like to be able to show  
>> that the
>> local traffic is affecting this.
>
> In my experience, for local LAN audio issues, duplex problems are the
> problem, not LAN traffic.
>
> Of course, if you are running Asterisk on your file server or  
> something
> silly like that, all bets are off.

If this wasn't already obvious to everyone, especially newbies, this  
means that it is imperative to connect your network using switches,  
not hubs.

Tom