"portscans" (was Re: Arbor Networks DoS defense product)

Ralph Doncaster <ralph@istop.com> writes:

I often like to know if a particular web server is running Unix or
Winblows. A port scanner is a useful tool in making that determination.

And why, pray tell, would some stranger be carrying a concealed gun if
they were not planning on shooting someone?

Maybe there is a difference between carrying a concealed portscanner and
actually using one?