It’s my belief that 2g will stay around for a long time specifically for the smart metering and remote sensor applications. Sunset 3G and 2g calling for sure, but I expect gprs and the underlying 2g tech to stay for ‘the foreseeable’
Sent from my iPhone On Wed, 2 Oct 2024 at 07:13, Terry Coles <d-...@hadrian-way.co.uk> wrote: > On 01/10/2024 21:29, Peter Merchant wrote: > > > Later I was wondering what happened if you had different suppliers for > > your electricity and gas. This fellow sort of explains that: > > > > https://www.energy-review.co.uk/guides/how-do-smart-meters-work/ > > > > According to this: > > > > > https://www.ofgem.gov.uk/sites/default/files/docs/2010/12/han-workshop---19-nov---ember-han-basics_0.pdf > > > > > > it looks like the wireless Home Area Network (HAN) that these things > > use to communicate in-house with each other and with the display use > > Zigbee, which is a Low power IOT protocol that usually uses the > > 2.4GHz band. See wikipedia for Zigbee. > > That is useful to know. However, I wasn't entirely wrong when I said > that I thought that SMART meters used the 2G network for the WAN. See: > > > https://commonslibrary.parliament.uk/research-briefings/cbp-9959/#:~:text=The%20government%20announced%20in%20December,latest%2C%20but%20likely%20much%20earlier > . > > > I suspect that the evolution of the devices was that they used 2G in the > early days, (because it was there), but transitioned to other > technologies when the demise of that network was announced. > > -- > Terry Coles > > > -- > Next meeting: Online, Jitsi, Tuesday, 2024-10-01 20:00 > Check to whom you are replying > Meetings, mailing list, IRC, ... https://dorset.lug.org.uk > New thread, don't hijack: mailto:dorset@mailman.lug.org.uk > -- Next meeting: Online, Jitsi, Tuesday, 2024-10-01 20:00 Check to whom you are replying Meetings, mailing list, IRC, ... https://dorset.lug.org.uk New thread, don't hijack: mailto:dorset@mailman.lug.org.uk
