nanog mailing list archives

Re: ISP port blocking practice


From: Franck Martin <franck () genius com>
Date: Sat, 4 Sep 2010 11:49:33 +1200 (FJT)

I asked around and got this presentation, but you can search for OP25B too:

http://www.anacom.pt/streaming/Honda.pdf?contentId=988141&field=ATTACHED_FILE

Some non-anecdotal data about the effectiveness of blocking port 25.


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