Some truth about Comcast - WikiLeaks style

Laurent GUERBY laurent at
Wed Dec 15 04:44:46 CST 2010

On Wed, 2010-12-15 at 05:31 -0500, Randy Epstein wrote:
> Laurent,
> >If a 10G port for transit is paid by comcast $30/Mbit/s monthly
> >that's 0.19 cent/internet customer/month for a new 10G port
> >to properly desaturate this particular link.
> >Did I compute something wrong?
> >Laurent
> Yes, now you need to multiply that by the numerous other ports that have the
> same conditions and need upgrades.

If I look at:

That's 1.2 Tbit/s peak for European biggest IX so 120 10G ports
so about 22 cent/customer/month assuming Comcast alone generates this
kind of bandwidth and pays what mom & pop AS pay for transit.

It still doesn't compute to me...


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