North American Network Operators Group Date Prev | Date Next | Date Index | Thread Index | Author Index | Historical RE: Common causes of performance problems and outages
At 01:27 03/07/01, Roeland Meyer wrote: >In no particular order; > >1:Peering polcies resulting in really bizarre business-dictated routes. >2:Over-booking on broadband links (cable-modems) >3:Over extended growth by DSL operators (w/ resultant business failures, ie >NorthPoint). >4:RBOCs ... ALL of them. >5:Fixing what ain't broke. >6:Forgetting why you did something and then doing it "right" later. >7:ICANN for broken DNS (which BIZ you iz). >8:NewNet, for REALLY proving 7:. >9:The A**holes that write scripts for script-kiddies. >10: ...I'll stop while I'm behind.... s/2:/2a:/ s/on broadband links/on HFC segments/ 2b: DSL operators wildly oversubscribing the link between the DSLAM and the first-hop router. 2a/2b are equivalent problems, but the location of oversubscription risk varies with the technology. 11: Deployment of "advanced" technologies that a reasonable NOC cannot make work in one's backbone/core.
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