nanog mailing list archives
Re: anti-spoofing filters
From: RJ Atkinson <rja () inet org>
Date: Sat, 23 Jun 2001 21:57:23 -0400
At 20:56 23/06/01, Christopher A. Woodfield wrote:
At a conference in late 1999, UUNet announced that they had anti-spoof filters in place on their dialup ports. Not that that amount to much in contrast to teh amount of spoofed DDOS traffic from cable providers, mind you...IIRC, it's the cable providers that need to put up the anti-spoofing filters the most.
Mistakes happen in any network, because people are human. That noted, the two major Cable ISPs *do* regularly put in anti-spoofing filters on their access routers. Anti-spoofing filters wouldn't have helped with the GRC DDOS situation though, since the addresses used by the attacking systems were *valid* in that case -- according to the GRC web site. Ran
Current thread:
- Re: Few questions to the american ISPs [Re: DDOS anecdotes], (continued)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Pim van Riezen (Jun 23)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Steven J. Sobol (Jun 23)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Steven J. Sobol (Jun 23)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Todd Suiter (Jun 23)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Christopher A. Woodfield (Jun 24)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] E.B. Dreger (Jun 24)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Mikael Abrahamsson (Jun 24)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Steven J. Sobol (Jun 24)
- Re: Few questions to the american ISPs [Re: DDOS anecdotes] Alexei Roudnev (Jun 23)
- Re: more on IP source filtering... RJ Atkinson (Jun 23)
- Re: anti-spoofing filters RJ Atkinson (Jun 23)
- RE: DDOS anecdotes Vivien M. (Jun 23)
- RE: DDOS anecdotes Mikael Abrahamsson (Jun 23)
- Re: DDOS anecdotes Valdis . Kletnieks (Jun 24)