Wireshark-bugs: [Wireshark-bugs] [Bug 7247] IPX Traffic Mac Addresses
Date: Mon, 14 May 2012 06:10:21 -0700 (PDT)
https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7247

--- Comment #3 from Jakub Zawadzki <darkjames-ws@xxxxxxxxxxxx> 2012-05-14 06:10:21 PDT ---
Created attachment 8432
  --> https://bugs.wireshark.org/bugzilla/attachment.cgi?id=8432
Fix dissecting packets where sll link layer is not padded with 0s

(In reply to comment #0)
> I am using tshark 1.4.6 on an Ubuntu server to capture traffic on my network.
> Once the traffic is captured, I transfer the -w file output to my workstation,
> where I then import it to Wireshark version 1.6.2. The issue I have noticed is
> that if I do a capture on a single interface, everything looks normal, If i do
> a capture using -i any I get a pile of IPX traffic, in which the source in the
> Linux Cooked Capture may or may not have a mac address that is a device
> registered to my network, but in the Internetwork Packet Exchange, neither the
> source or destination mac addresses are registered to my network. They are BOTH
> machines that I do not have in my network at all. I posted this question on a
> fourm, and they suggested that I open a bug report to see if it was an issue in
> Wireshark.

These packets are incorrectly dissected as IPX traffic.
It looks like that Link-layer address in not padded with 0-s.
Attaching patch should fix it. But bug is somewhere else.

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