[CentOS] OT - Is there a package to monitor network traffic
Ross Walker
rswwalker at gmail.com
Thu Jun 14 22:44:45 UTC 2012
On Jun 14, 2012, at 1:07 PM, Steve Campbell <campbell at cnpapers.com> wrote:
> We have a situation here that is a real mystery.
>
> Our MRTG on our outgoing router and a firewall server that protects our
> web servers is showing a spike every six hours. I can't find the server
> behind the firewall that is generating such an extreme amount of
> packets, even though I've looked through the crontabs of nearly all
> servers, performed "ps" variations, and other types of investigation.
>
> Is there any type of package I can install that will monitor traffic and
> report abnormal, over-threshold packets similar to what wireshark might
> do in a manner that would allow me to determine where these packets
> might be going or from where they originate?
Setup a nettop server and netflow on the routing interfaces and you will find tour culprit.
-Ross
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