[BlueOnyx:11038] Re: ISP Traffic Increased

[Matthew Komar]

I have been experiencing something similar.

Check for DNS traffic. You may be getting abused as a DOS amplifier.

Contact me off-list if you need help in identifying what's going on.

On 7/28/2012 3:19 PM, John Sikes wrote:
> Noticed that on the 22nd of July our bandwidth jumped from 325kbps to
> 8mbps at the 95th percentile on a BO 5106.  We have checked our log
> files and don't see anything that is different from prior log files.
> I did notice that we have select sites that are affected on the server
> and that it is not web or mail traffic.
>
> We checked with our ISP who can't/won't tell us anything more than
> that we have a lot of UDP traffic at the moment.  I have been checking
> everything I can think of and am looking for any suggestions.
>
> John Sikes
>