Re: [Snort-users] Linktype 113 not decoded

Looks like you're using cooked sockets (Linux SLL) to acquire the data=20=

and Barnyard doesn't know how to process them. You'd have to add a=20
layer 2 decoder for linux SLL traffic before Barnyard will recognize=20
those packets.

-Marty

On Feb 24, 2005, at 10:12 AM, BALDWIN, BILL (SBCSI) wrote:

> I'm running into an issue I hope someone can help with.
>
> Environment:
> Snort-2.3.0
> Barnyard-0.2.0
> Libpcap-0.7.2-7.E3.2
> RedHat ES 3 update 3 SMP (2.4.21-20.Elsmp)
>
> The system is running 2 GigE fibre cards that are spanning 2 routers
> with no ip address and snort starts with -i any. The problem is the
> alerts have no ip/udp header information. Looking at barnyards=20
> dump.log
> I'm getting "Linktype 113 not decoded. Raw packet dumped" instead of
> the packet header. If I run tcpdump or ethereal on any of the
> interfaces, I am able to get all header info.
>
> Any help would be greatly appreciated.
>
> Bill
>
>
>
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--=20
Martin Roesch - Founder/CTO, Sourcefire Inc. - +1-410-290-1616
Sourcefire - Discover. Determine. Defend.
roesch@sourcefire.com - http://www.sourcefire.com
Snort: Open Source Network IDS - http://www.snort.org



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