[CentOS] Browser related question

Les Mikesell lesmikesell at gmail.com
Sat Jan 30 05:55:15 UTC 2010

Rajagopal Swaminathan wrote:
> Greetings,
> Thanks for the reply.
> On Sat, Jan 30, 2010 at 12:58 AM, Agile Aspect <agile.aspect at gmail.com> wrote:
>> It's clear what it is you're trying to do, but If you're running
>> Apache, turn on
> I am not running apache and it may not be feasible as the clients are
> not endowed enough.
>> If the client can't reach the site, then it should be clear the server
>> won't be able to log the attempt.
> In fact this is exactly the condition I wanted to capture as
> unavailability window
> FWIW, I am approaching this with tcpdump
> tcpdump -s 0 -A -i eth0 -n -q -tttt '(dst host <mumble> and dst port
> 80) and tcp[13] == 2'
> Basically checking for the SYN flag in the outgoing traffic.
> But it is generating too much data for my purposes.
> Another approach I have in mind is running a proxy and logging the
> outgoing  connection -- will that be resource hungry? I've never tried
> squid

Depending on the nature of the content and the number of users, running a squid 
with caching enabled can be a resource win - and it will give you the log you 
want as long as the browser(s) are configured to use it.

   Les Mikesell
    lesmikesell at gmail.com

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