Throttling down scans

[Michel Arboi]

On Thu Aug 26 2004 at 17:30, Christopher J Bidwell wrote:

> We are using a lot of routers with firewall featureset within them.  During
> the scanning process, it opens up hundreds of half-open connections filling
> the state tables of the routers thereby causing a DOS on the
> network.

The problem probably comes from the port scanners.
If you can, use snmpwalk or netstat and disable the other port
scanners. Or run nmap with "polite" timing, maybe.