Re: nmap showing port 21 (ftp) open, but port is actually closed

From: Luke Eckley (luke@xifos.org)
Date: Sun Sep 11 2005 - 13:53:28 EDT


Mike Jones wrote:
> Has anyone ever seen this before, nmap is showing port 21 to be open on
> a machine on the internet, but 21 is not listening on that machine. It
> happens to all machines I scan outside the local area network.

Does your LAN proxy all outgoing FTP connections?

Luke

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