>What is the general usefulness of this - what specific problem >are you trying to solve? This is an arp poisoning preventive measure. The average person may not need it. But if you have a machine in a hostile environment like an ISP you may very well want it. People that know they need to do this put something in the rc.local script which work, but is not ideal. This might also be useful for people that have a wireless connection and want to lock down access just to approved machines. -Steve Grubb _______________________________ Do you Yahoo!? Express yourself with Y! Messenger! Free. Download now. http://messenger.yahoo.com
