nanog mailing list archives

Re: 5G roadblock: labor


From: Michael Thomas <mike () mtcc com>
Date: Mon, 6 Jan 2020 13:32:23 -0800


On 1/5/20 10:39 PM, Mark Tinka wrote:

On 5/Jan/20 22:56, Michael Thomas wrote:

It occurs to me that what we're really quibbling about here is where
fiber ends.
Indeed.

The notion that wireless will replace fibre is misplaced. Wireless is
just so prevalent because folk don't want to be hooked up to some kind
of wire. It limits mobility. But make no mistake; at the front of that
wireless mobility is a wire carrying bits, and going forward, it's
mainly going to be fibre.


Is it at every street corner, or is it directly into my house?
This will vary by market (both at a national and international level).
But everyone is working toward fibre. Whether it be up to the curb +
copper to your house, or all the way to your house, it will drive
significant bandwidth that any kind of wireless can never support as a
backhaul medium.


Or not. It has always amazed me at how backward the bay area is wrt networking. The only one installing ftth in San Francisco is a small company called Sonic (that I'm aware of). And it's taking them years and years and years. The local telco's don't seem to be in any hurry, and the cable folks don't seem to have much motivation.



Some will argue about whether the Internet should be considered a basic
service. However, if we are looking to diffuse it to folk like we did
water, power, road transportation and a simple copper voice line, we
can't rely on private businesses whose sole incentive is profiteering.

It sounds like your kids would take extreme exception to it not being a basic service. :)

Seriously though, does anybody even remember how we used to figure stuff out anymore before the internet?

The only advantage they have is that they can do handoffs which while
useful, is not a deal breaker in a *lot* of situations. Other than
that, I really don't want to use their air bits.
Like I said before, I personally don't think seamless hand-off is the
killer app. The kids don't call each other; it's uncool. Already, VoWiFi
hand-off to GSM doesn't work. And when the call breaks, we are all just
used to taking the hit and re-dialing. So if the MNO's are trying to
make seamless hand-off a selling point, they are better off spending
their time doing other things.


It's rather ironic that one of the hardest technical problems that carriers solved was handoffs. I was involved with trying to do the same thing over IP instead of L2 and I can tell you that it gives a huge amount of appreciation for what those folks pulled off in the '70's. But now it's not a very big deal. It's kind of niche need. A useful niche and glad to have, but it probably would not have been engineered if we had high speed internet then.

Mike


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