North American Network Operators Group|
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Re: TransAtlantic Cable Break
On Sun, 24 Jun 2007, Robert Blayzor wrote: > > > However, if you put 15G down your "20G" path, you have no redundancy. > > In a cut, dropping 5G on the floor, causing 33% packet loss is not > > "up", it might as well be down. > > I don't know if that's always true. Case in point 802.17. It runs > active-active in unprotected space. While you have the extra bandwidth > and classes of service, a cut doesn't really mean you're hard down, it > all depends on the SLA's you provide to customers. Of course anything > over the guaranteed bandwidth during failure would be classed only as > "best effort". Then there's the interesting: "How do you classify 'to be dropped' traffic?" Simon suggests nntp or BitTorrent could be put into a lower class queue, I'm curious as to how you'd classify traffic which is port-agile such as BitTorrent though. In theory that sounds like a grand plan, in practice it isn't simple...