nanog mailing list archives

Re: 5G roadblock: labor


From: Mark Tinka <mark.tinka () seacom mu>
Date: Fri, 3 Jan 2020 10:58:27 +0200



On 2/Jan/20 18:41, joel jaeggli wrote:


The bottom of a tower is a fantastically expensive piece of real estate
to collocate something in. If you're financing the development of such
realestate it may sound great, but if you're leasing, it is sort of
outlandish, especially if you want .5KW per ru along with it.

If you set your latency budget artificially at 1ms, at .7 C photons
travel around 210km. If you draw a circle around the base of the tower
at 75KM it's quite feasible to achieve that assuming for the sake of
argument that it's necessary.

Agreed. Especially because when power outages start to hit, base
stations are notoriously difficult to keep alive.

Even if you're conservative and limit your metro area to 100km, you can
maintain 1ms access within the backbone to/from your content. The weak
link will be the radio network down to your customers.

Mark.

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