I got that msg with current svn version with the packet attached at this mail.
[I'd suggest opening bugs for this kind of thing so they don't get lost.]
CPFI registers for UDP ports 5000 and 5001 which aren't IANA registered
for that protocol. I changed the CPFI dissector to be a "new style"
dissector to try to avoid false positives.
With that change this packet still shows up as a CPFI packet. It fails
the assertion because it's a Linux Cooked Capture which does not contain
the Ethernet addresses (but the dissector requires them). So I further
changed the dissector so if there are no MAC addresses, it assumes it
can't be CPFI and returns 0. (I'm not sure that's the best way to do