Famous operational issues

Fri Feb 19 18:04:27 UTC 2021

On 2/16/2021 2:37 PM, John Kristoff wrote:
> Friends,
> 
> I'd like to start a thread about the most famous and widespread Internet
> operational issues, outages or implementation incompatibilities you
> have seen.
> 
> Which examples would make up your top three?

I don't believe I've seen this in any of the replies, but the AT&T 
cascading switch crashes of 1990 is a good one.  This link even has some 
pseudocode
https://users.csc.calpoly.edu/~jdalbey/SWE/Papers/att_collapse