[Snort-users] What does lightweight mean?
agent33 at ...187...
Wed May 30 15:14:24 EDT 2001
> I have been considering Snort as an IDS for our organization,
> but several
> people have tried to steer me away because Snort is described as
> 'lightweight.' What does the term lightweight mean or imply?
> Does it mean it
> can only handle light network traffic streams, or does it
> mean it is light
> in terms of needed resources? Or is it something else
> entirely? Any thoughts
> are welcome.
Lightweight= light in terms of needed resources. There are many VERY high
traffic networks using Snort. Tier one ISP's, big .edu's, some .gov's.
> Also, I am currently running snort in the tcpdump file read
> mode, reading
> the files that our Shadow IDS created. Shadow only records
> the first 68
> bytes of each packet in the tcpdump log file. Is this enough
> packet data for
> the Snort rules? Or will Snort work better with more or the
> entire packet?
The entire packet. Most important stuff will be in the first 68 bytes, but
you are going to miss some stuff in payload content matching.
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