[Waverley ARS] E.1 speeds [WAS: Re: Fwd: RE- ISP bandwidth]

Adam Carmichael carneeki at carneeki.net
Sun Apr 8 13:04:41 UTC 2007


Doug Rosser wrote:
> node - Given the still exorbitant costs of E1's you will find that most 
> ISPs that deliver over ADSL will end up doing some sort of throttling at 
> busy times.
Are you sure they're still using E1? That offers only a max of about 
2Mbps speed. (can someone confirm my maths please - it's been a few years):

30B channels + 2D channels = 32 timeslots

Each time slot allocated:
8 bits * 8000hz = 64kbit * 32 = 2048Kbps

Thanks,

Adam

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Adam "carneeki" Carmichael - VK2FNRD
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