[HN Gopher] Analog Phones
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Analog Phones
Author : DanAtC
Score : 29 points
Date : 2022-06-12 16:13 UTC (6 hours ago)
(HTM) web link (computer.rip)
(TXT) w3m dump (computer.rip)
| samcheng wrote:
| It seems like "hard" IP phones are becoming obsolete at this
| point. I definitely haven't included them in any new office I've
| spun up in the past five years. WFH during the pandemic really
| sealed the deal - it's not like everyone went around installing
| new work phones at home. Video conferencing replaced conference
| phone calls for almost every corporate use case.
|
| Consumer business-wise, outbound phone use cases are easily (and
| better!) handled with a software solution, and inbound phone use
| cases can be handled with e.g. Twilio or something like Amazon
| Connect. On the small business side, something like Grasshopper
| works just fine.
| madengr wrote:
| D13Fd wrote:
| This is a weird article that imagines that businesses skipped
| straight from analog -> IP. They mostly didn't. Mid-size and
| larger businesses had been running digital phones and PBX systems
| for years and years prior to IP phones.
| jcrawfordor wrote:
| This was sort of a terminological failure on my part... When I
| say analog I am including typical digital PABXs. Now that's
| somewhat fair because a number of small and medium business
| "digital" PABXs used digital signaling and analog audio,
| especially key systems. But there were plenty of entirely
| digital systems, and of course ISDN had decent popularity in
| large institutional contexts. I'm not sure what a great term is
| to encompass all of these systems besides "non-IP."
|
| But on the small business end, most businesses are doing just
| that right now... Going from one or two analog lines to a cloud
| managed IP solution.
| don-code wrote:
| There's an awkward, intermediate step, sort of like what we had
| with 1G cellular: while the signalling was all digital (but not
| IP), the actual voice payload was carried on a dynamically-
| provisioned analog channel.
|
| We had Merlins at my parents' store when I was growing up, and
| an interesting artifact of the analog channel was that some
| analog data was possible. For instance, we hung a fax off one
| of the Merlins (14.4k was fine); I likewise got get 33.6k off
| it when I plugged in my modem, but could never get 56k. In
| hindsight, that's because 56k actually requires the line to
| support digital signalling, which the Merlin did not.
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