Re: OS Fingerprinting

> -----Original Message-----
> From: amavis-user-bounceslists.sourceforge.net 
> [mailto:amavis-user-bounceslists.sourceforge.net] On
Behalf 
> Of Jason Gauthier
> Sent: Tuesday, July 03, 2007 10:26 AM
> To: Daniel J McDonald; amavis-userlists.sourceforge.net
> Subject: Re: [AMaViS-user] OS Fingerprinting
> 
> 
> > On Tue, 2007-07-03 at 09:51 -0400, Jason Gauthier
wrote:
> > > Hey all,
> > is your mail server behind a nat firewall?  That
tends to 
> kill most of 
> > the p0f signatures.
> > 
> 
> Ah, unfortunately, yes.  
> 

If cisco pix, try turning off smtp fixup.
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