North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical Re: [Re: Which Part(s) Failed in the recent DOS Attacks?]
Joe, Firewall-1 has the SynDefender and Cisco IOS 12.0 has TCP Intercept for stopping TCP DOS. Could these features stop massive TCP DOS attacks? Thanks, Audie Onibala ****************************** Joe Shaw <[email protected]> wrote: On 9 Feb 2000, Toplez Razer wrote: > 1. Was it the firewall DOS filter? With packet based DoS attacks, filters don't matter. Bandwidth and saturation are what matters. > 2. No firewall in Yahoo, EBay, ETrade, etc? Yes, there are, and no, they wouldn't have helped for the reason stated above. > 3. Firewall DOS filter worked, but the links were still clogged with massive > ACKs/NACKs? Not exactly, but fairly close. -- Joseph W. Shaw - [email protected] Computer Security Consultant and Programmer Free UNIX advocate - "I hack, therefore I am." ____________________________________________________________________ Get free email and a permanent address at http://www.netaddress.com/?N=1
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