Re: Daemonlogger and BPF

["Randal T. RIoux" <randy () procyonlabs com>]

Aye! That makes sense. I shouldn't do these things when I'm overtired :-)

Thanks to you and Jason... I got it now.

Enjoy your evening!

Randy


On 06/07/2010 01:10 AM, Martin Roesch wrote:
> Hi Randy,
>
> Your expression rejects all packets, as Jason said.  I think you want
> to use "or" instead of "and" there.
>
> Daemonlogger uses the same BPF file format as all libpcap-derived
> programs (tcpdump, snort, etc).  I guess I should mention that in the
> docs. :)  If you want to read up on it before I get an update out the
> door just 'man tcpdump' and it should all be in there.
>
>
> Marty
>
>
> On Mon, Jun 7, 2010 at 12:15 AM, Randal T. RIoux<randy () procyonlabs com>  wrote:
> > I have a question about the file format for bpf filtering with Daemonlogger.
> >
> > The syntax isn't described anywhere. However, this is what I know.
> >
> > "port 80 and port 8080" works fine for the -f command line inclusion.
> >
> > "port 80 and port 8080 and port 8181" throws this error:
> >
> >     expression rejects all packets
> >
> > So, I guess my question really is: what is the proper formatting/syntax
> > for BPF usage in Daemonlogger?
> >
> > Thanks!
> > Randy


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