transient services on high ports could do this. firewall manipulation could as well.
On Thu, Aug 28, 2008 at 9:35 AM, [SiN] <[EMAIL PROTECTED]> wrote: > ive been trying to use nesses to keep a ports list of open ports and > systems on my public network. When I go talk to an owner of a system I am > told those ports have been open for years and they actually connect to them > on a daily basis during their daily work. I could see an instance where a > port was seen one day and not the next then back again. But ive been seeing > more and more ports open up as new ports but in fact have been there for a > long time. Im also seeing instances where ports are seen during the scan, I > check later with nmap or try and connect through telnet (to tcp ports) and > its closed (most cases the ports are listed as UNKNOWN). > > _______________________________________________ > Nessus mailing list > [email protected] > http://mail.nessus.org/mailman/listinfo/nessus > -- Doug Nordwall Unix, Network, and Security Administrator You mean the vision is subject to low subscription rates?!!? - Scott Stone, on MMORPGs
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