[Snort-users] max flowbits fatal errors

Russ Combs rcombs at ...1935...
Thu Oct 7 15:23:28 EDT 2010


Looks like that option is broken.  I'll create a bug for it.

Are building from source?

You are so close to the limit, are there any rules you can disable?

On Thu, Oct 7, 2010 at 9:55 AM, Kungu Panda <kungupanda at ...11827...> wrote:

> I am running into the following fatal error when starting snort:
>
>   "ERROR: FLOWBITS: The number of flowbit IDs in the current ruleset (513)
> exceed the maximum number of IDs that are allowed (512)."
>   "Fatal Error, Quitting."
>
> I tried setting the global configuration option in snort.conf:  "config
> flowbits_size: 768"  which really resulted in the really confusing error:
>   "ERROR: /etc/snort/snort.conf  Invalid argument to 'flowbits_size': 768.
> Must be a positive integer and less than 256."
>
> Running on snort v2.8.6.1.
> Tried finding help in the snort manual and README.flowbits with no success.
> Also did not find any command-line options that would help.
>
> Can someone point me in the right direction regarding bumping-up the
> maximum number of flowbits IDs ?
> And what exactly does the "config flowbits_size: nnn"  configuration option
> do ?
>
> Thank you,
> K.Panda
>
>
>
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