nanog mailing list archives
Re: Effective ways to deal with DDoS attacks?
From: "Christopher L. Morrow" <chris () UU NET>
Date: Thu, 2 May 2002 06:11:36 +0000 (GMT)
On Wed, 1 May 2002, Pete Kruckenberg wrote:
On Thu, 2 May 2002, Richard A Steenbergen wrote:SYN packet comes in, one of these machines responses with a RST to the "source", which is actually the target of theYou have an interesting situation. I think rate limiting outbound RSTs would be the least offensive thing you could do, off the top of my head.What about just blocking out-going RSTs altogether from our borders? While this interferes with "proper" TCP functionality, would it actually interfere enough to cause noticeable problems? Would certainly be less of a burden on routers than rate-limiting.
Aren't the initial packets in the 'gibson syn amp attack' syn-ack's?
Current thread:
- Re: Effective ways to deal with DDoS attacks?, (continued)
- Re: Effective ways to deal with DDoS attacks? Richard A Steenbergen (May 01)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 01)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 01)
- Re: Effective ways to deal with DDoS attacks? Richard A Steenbergen (May 01)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 01)
- Re: Effective ways to deal with DDoS attacks? Vadim Antonov (May 02)
- Re: Effective ways to deal with DDoS attacks? Jeff Workman (May 02)
- Re: Effective ways to deal with DDoS attacks? Pete Kruckenberg (May 01)
- Re: Effective ways to deal with DDoS attacks? Richard A Steenbergen (May 01)
- Re: Effective ways to deal with DDoS attacks? Pete Kruckenberg (May 01)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 01)
- Re: Effective ways to deal with DDoS attacks? Richard A Steenbergen (May 02)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 01)
- Re: Effective ways to deal with DDoS attacks? Pete Kruckenberg (May 01)
- Re: Effective ways to deal with DDoS attacks? Richard A Steenbergen (May 02)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 02)
- Re: Effective ways to deal with DDoS attacks? Vincent Gillet (May 02)
- Re: Effective ways to deal with DDoS attacks? Christopher L. Morrow (May 02)