This may be a pcap issue, but when I capture with the 'Any' interface on my linux box I only see broadcast traffic or traffic that has the IP address of the linux box.
I have the "Promiscuous mode" enabled. I suspect that "Promiscusous" doesn't apply to the 'Any' interface. Jeff Foster *** The information in this e-mail is confidential and intended solely for the individual or entity to whom it is addressed. If you have received this e-mail in error, please notify the sender by return e-mail, delete this e-mail, and refrain from any disclosure or action based on the information. ***
