Re: Ignoring Alerts

[Joel Esler <joel.esler () sourcefire com>]

Of course.  Any type of bpf filter can be placed in Snort.


On Thu, Mar 29, 2007 at 09:24:23AM -0400, it looks like Loula Alexsander-WAL010 sent me:
> I'd like to have more control putting these "secure" hosts in the config
> file. Can I use BPF for several hosts?
>
> Tks,
> Alex
> ________________________________
>
> From: Joel Esler [mailto:joel.esler () sourcefire com] 
> Sent: Tuesday, March 27, 2007 9:24 PM
> To: Loula Alexsander-WAL010
> Cc: snort-users () lists sourceforge net
> Subject: Re: [Snort-users] Ignoring Alerts
>
>
> BPF filters are definitely more efficient for the Snort engine than pass
> rules.  Do you not want to use BPF filters? 
>
>
> +---------------------------------------------------------------------+
> Joel Esler                                         Security Consultant
>     gpg key: http://demo.sourcefire.com/jesler.pgp.key
> +---------------------------------------------------------------------+
>
>
>
> On Mar 27, 2007, at 7:44 AM, Loula Alexsander-WAL010 wrote:
>
>
>       Hi Folks,
>        
>       I'm trying to ignore alerts from some hosts using Pass Rules. I
> put in my snort.conf:
>       pass tcp [10.1.1.0/24,192.168.1.0/24] any -> any any
>        
>       I repeated this for icmp, udp and ip, I run Snort with "-o"
> option to change test order for pass|alert|log, but unfortunately this
> is not working.
>        
>       When I use BPF Filter works well: snort... not host...
>        
>       My Snort is 2.6.1.3 running on a Debian system.
>        
>       Any ideas?
>        
>       Regards,
>       Alex
>       
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+---------------------------------------------------------------------+
Joel Esler                                          Security Consultant
        gpg key: http://demo.sourcefire.com/jesler.pgp.key
+---------------------------------------------------------------------+

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