North American Network Operators Group|
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Re: Yahoo outage summary
On Sun, 8 Jul 2007, Steven M. Bellovin wrote:
Any clue about the root cause, i.e., malice or accident?
The foolish guys will (almost) always say Oops, I didn't know while also being very clever at accidently bypassing every safety feature you can design into a system.
Unfortunately engineering can't rely on human intentions. Both the evil and the foolish have the same result. The hope is the foolish will give
up before bypassing the last step, so you keep adding more steps to stop the fool. The hope is the evilish will go after something easier before bypassing the last step, so you keep adding more steps to stop the evil (sic).
As always evil or foolish gals do the same thing as evil or foolish guys.
Its not just IP addresses that exhibit misrouting. But it only occassionaly effects the important or famous enough to attract attention.