[Snort-users] BPF problem
mike.patterson at ...16895...
Fri Jul 11 13:55:43 EDT 2014
On Jul 11, 2014, at 1:49 PM, waldo kitty <wkitty42 at ...14940...> wrote:
> On 7/11/2014 1:34 PM, Mike Patterson wrote:
>> Following up to myself: I’ve tried various permutations of my BPF filter to
>> no avail. I tried Snort versions 220.127.116.11 (which is what’s on my old sensor),
>> 18.104.22.168, and 22.214.171.124. Always, Snort says it’s reading my BPF filter, and
>> always, it’s including alerts for IPs and networks that are in the filter.
>> My current filter is of the form:
>> not (net 126.96.36.199/8 or not net 10.0.0.0/24 or not 172.16.12.1)
> this may not be related to your problem but i can't help seeing the double
> negatives in the above... are you wanting to include or exclude traffic to/from
> 10.0.0.0/24 and 172.16.12.1?
> if you want to exclude traffic from them, perhaps you mean to use
> not (net 188.8.131.52/8 or net 10.0.0.0/24 or 172.16.12.1)
That’s actually what I’m using, I just can’t transcribe properly.
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