[Asterisk-Dev] Re: Ethernet buffering problems causing jitter

[Matt Lawson]

Yes this interests us as well.  Since we've started using VOIP there 
have always  been intermittent quality problems.

My sysadmin is curious as to how exactly you did this, if it was with 
ethtool or some other way?

Thanks.

> Last week we were experiencing lots of jitter due to our firewall not
> handling packets smoothly.
>
> The firewall has two 82557's on it.
>
> In order to fix this, I used the e100 module and set RxDescriptors and
> TxDescriptors to 1024 and flow_control to 1.
>
> Just thought this might interest people in the event that they're
> getting the same problems.