[Snort-users] SnortSnarf performance

Ralf Hildebrandt Ralf.Hildebrandt at ...821...
Wed Mar 28 01:52:44 EST 2001


On Tue, Mar 27, 2001 at 02:25:14PM -0500, Tony Lill wrote:

> 1) DNS lookups - a lot of alerts are generated by sites without
> addr to name mappings. Each of these failures causes a 90s stall,
> although I presume you have these turned off.

Isn't that done by negative caching within the nameserver? (Or nscd on
Solaris, although this isn't a great piece of software)

-- 
ralf.hildebrandt at ...821...                            innominate AG
System Engineer                        Don't be afraid of what you see -
Diplom-Informatiker                     be afraid of what you don't see!
tel: +49.(0)7000.POSTFIX  fax: +49.(0)30.308806-698         

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