On Thu, 27 Jun 2002, Markus Stumpf wrote: > On Tue, Jun 25, 2002 at 01:29:32PM +0700, Robert Elz wrote: > > Sounds like djb's "thing" - his opinion was that if you asked his server > > for something for which it hadn't been configured, it would simply ignore > > you (no answer of any kind). > > Yeah! Kewl isn't it? > Script kiddies send queries for MX hotmail.com from spoofed addresses > and it doesn't work (i.e. 29 bytes query vs 507 bytes answer would be a > multiplicator of about 17 and is even more effective as a ping to the > broadcast address of a /28).
No, its not. 29 bytes vs 507 bytes is 1 packet vs 1 packet. broadcast related DoS is 1 packet vs N packets. You're comparing apples and oranges. Roy Arends Nominum
