On 2014-08-28T20:00:54+0200, Jan Ceuleers wrote: > On 08/28/2014 06:35 PM, Fred Baker (fred) wrote: > > When a message is lost due to an error, how do you determine whose fault > > it is? > > Links need to be engineered for the optimum combination of power, > bandwidth, overhead and residual error that meets requirements. I agree > with your implied point that a single error is unlikely to be indicative > of a real problem, but a link not meeting requirements is someone's fault. > > So like Jerry I'd be interested in an ability for endpoints to be able > to collect statistics on per-hop loss probabilities so that admins can > hold their providers accountable. Here is some relevant work: http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2417573 "Measurement and Analysis of Internet Interconnection and Congestion" -- Kenyon Ralph