Yes, blocking any odd numbered address should stop things :) Barry

Randy Bush writes...

...

...

access-list XXX deny ip any 0.0.0.255 255.255.255.0

You must be kidding. Why not

access-list XXX deny ip any 0.0.0.42 255.255.255.0

I like...

access-list XXX deny ip any 0.0.0.1 255.255.255.254

...better.

-- Phil Howard KA9WGN +-------------------------------------------------------+ Linux Consultant | Linux installation, configuration, administration, | Milepost Services | monitoring, maintenance, and diagnostic services. | phil at milepost.com +-------------------------------------------------------+