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Old 07-09-2012, 13:36   #92
horseman
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Join Date: Dec 2003
Location: Hove East sussex
Age: 74
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Re: Finally had enough of VM BS...........

Quote:
Originally Posted by carlwaring View Post
…..
Care to put a figure on that? Last time I checked, official figures were that 66% of their customers were getting the headline speed.
Before you rewrite history you might want to re-visit where you thought you last checked your official figures and place them in the correct context?
I think you might find it was more like 66% of users got within a specific percentage of the headline speed?

For example from Ofcom/SK/VM in mid 2010:
Quote:
" Virgin Media cable customers typically received speeds which were much closer to advertised speeds, with almost 90% of those on 'up to'10Mbit/s receiving average speeds of over 8Mbit/s, and 80% of those on 'up to' 20Mbit/s services receiving average speeds of over 14Mbit/s."
Of course I daren't even suggest or hint about the lack of information concerning the actual statistical sampling by node/cmts/area.
Nor anything regarding the way the actual data is "normalised"!

Not that 2+ yrs worth of data myself and 1600 other SK/VM trialists could ever be released publically anyway without VM&SK express consent.
Just to balance my implied critique - my own d/s from my latest calculations easily exceeds >90% of Max Configured thruput rate for >90% of time in one Brighton hotspot across 2 CMTS chassis.

Remembering that D/S is only 1 of a total of 10 metrics that we currently collate and probably (in my case until very recently) both the d/s & u/s were the only two more consistent measurements!
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