nanog mailing list archives

Re: Port blocking last resort in fight against virus


From: Randy Bush <randy () psg com>
Date: Tue, 12 Aug 2003 08:40:28 -0700


Is it just me that feels that blocking a port which is known to be used 
to perform billions of scans is only proper?

the second, and important part of the, question is whether there
are legitimate packets to that port which want to cross your border.
for 135, i am not aware of any that should cross my site's border
un-tunneled.

randy


Current thread: