Martin Gregorie  wrote:
> On Sun, 27 Dec 2020 16:02:27 +0000, Chris Green wrote:
>
> > The Natural Philosopher  wrote:
> >> On 27/12/2020 15:08, Joe wrote:
> >> > On Sun, 27 Dec 2020 14:27:46 +0000 Chris Green  wrote:
> >> >
> >> >> The Natural Philosopher  wrote:
> >> >
> >> >>> Just use an IP capable dongle forget about 'incoming calls' and ssh
> >> >>> riught in. Biggest problem will be on what IP address you appear,
> >> >>>
> >> >> Yes, as I said it needs a dynamic DNS service but that's all.
> >> >>
> >> >>
> >> > It is possible to get a fixed, public IP address on a 4G SIM, but it
> >> > takes a bit of finding. Even then, the actual IP address is dynamic
> >> > and private, but the 4G operator runs a NAT server to accept calls on
> >> > a fixed public address and route them to the SIM.
> >> >
> >> > It's a common requirement, and the magic codeword is 'M2M' (machine
> >> > to machine). You'll probably need to go to a specialist SIM provider,
> >> > the average high-street phone shop salesman won't have a clue what
> >> > you're talking about.
> >> >
> >> That I did NOT know. That simplifies everything
> >>
> > I think it's quite expensive (M2M that is).
>
> Nah, 3G/4G dongles are only as expensive as you want to make them.
>
Dongles are as cheap as chips, it's the M2M SIM that costs.

--
Chris Green
·

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