nanog mailing list archives
Re: State Super-DMCA Too True
From: "Petri Helenius" <pete () he iki fi>
Date: Tue, 1 Apr 2003 00:08:15 +0300
Well, most p2p apps live on well-known ports, and Cisco's QOS mechanism allows easy classification on ports. Yes, most of the p2p apps are port-agile -- but only if they are completely blocked. My experience is that if you let the p2p stuff through, it'll stick to its default port and you can police with impunity.
Our data shows that between 30% and 50% of p2p data flows on "non-standard" ports if you run an unblocked environment. Pete
Current thread:
- Re: State Super-DMCA Too True, (continued)
- Re: State Super-DMCA Too True Jack Bates (Mar 30)
- Re[2]: State Super-DMCA Too True Richard Welty (Mar 30)
- Re: State Super-DMCA Too True Tony Rall (Mar 30)
- Re: State Super-DMCA Too True Peter Galbavy (Mar 31)
- Re: State Super-DMCA Too True Jack Bates (Mar 31)
- Re: State Super-DMCA Too True Richard A Steenbergen (Mar 31)
- Re: State Super-DMCA Too True Jack Bates (Mar 31)
- Re: State Super-DMCA Too True Dan Hollis (Mar 31)
- Re: State Super-DMCA Too True Jack Bates (Mar 31)
- Re: State Super-DMCA Too True Stephen Sprunk (Mar 31)
- Re: State Super-DMCA Too True Petri Helenius (Mar 31)
- Re: State Super-DMCA Too True Rubens Kuhl Jr. (Mar 31)
- Re: State Super-DMCA Too True Petri Helenius (Mar 31)
- Re: State Super-DMCA Too True Stephen Sprunk (Mar 31)
- Re: State Super-DMCA Too True Matthew S. Hallacy (Mar 31)
- Re: State Super-DMCA Too True David Lesher (Mar 30)
- Re: State Super-DMCA Too True Alex Lambert (Mar 30)
- Re: State Super-DMCA Too True Niels Bakker (Mar 30)
- Re: State Super-DMCA Too True Larry J. Blunk (Mar 30)
- Re: State Super-DMCA Too True Avleen Vig (Mar 30)
- Re: State Super-DMCA Too True Larry J. Blunk (Mar 30)