[Snort-users] The lack of a "client" and "server" definition in snort...

Jason Haar Jason.Haar at ...294...
Wed Jun 6 16:07:51 EDT 2001


On Tue, Jun 05, 2001 at 08:16:27AM -0600, Jed Haile wrote:
> What you might be alerting off is the actual HTML being sent from server:80 
> -> client:2301.

I know that - I'm sorry if my Email wasn't explicit enough about that.

What I want to know is if snort can DIFFERENTIATE between client and server
packets.

> > So, is such "stateful" matches possible? Is that what the stream2
> > preprocessor will eventually be used for? At the moment I assume it "only"
> > (trying not to offend anyone ;-) bundles lots of packets within a TCP
> > session to make them appear as one really large packet WRT rule matches?
> >
> > I don't know if such "handedness" actually exists in the rules, but a
> > combination of "handedness" plus stream2 recording which host-port pair
> > instigated a session would probably do what I'm describing?
> 
> 
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-- 
Cheers

Jason Haar

Unix/Special Projects, Trimble NZ
Phone: +64 3 9635 377 Fax: +64 3 9635 417




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