Any idea what Cisco limits their ICMP error message rate to? On Thu, 2004-03-11 at 20:01, Alec H. Peterson wrote: > Read the nmap man page on the UDP scan. > > Alec > > --On Thursday, March 11, 2004 7:46 PM -0500 dturner <[EMAIL PROTECTED]> > wrote: > > > Has anyone else ran nmap udp scans against Cisco devices and noticed a > > VERY slow and unpredictable response? Specifically, I am scanning 10 > > Cisco devices, 2950, 3550, 4506 and PIX 535. > > > > All of these components are taking a very long time to complete the port > > 1-65535 udp scan. By "very long time" I mean close to 2 days. > > > > Estimated time is about 1 udp port per .8 seconds. Some of the > > components are giving me "unreachable" on all ports scanned and others > > are not sending any responses back. > > > > IOS versions running are 12.1(20) and 6.3(3). "no service > > udp-small-servers" is configured on all devices. I have tried > > increasing the timing policy as well as allowing nessus to choose the > > ports to be scanned and we are still running into long delays. Any > > ideas? > > > > _______________________________________________ > > Nessus mailing list > > [EMAIL PROTECTED] > > http://mail.nessus.org/mailman/listinfo/nessus > > > >
_______________________________________________ Nessus mailing list [EMAIL PROTECTED] http://mail.nessus.org/mailman/listinfo/nessus
