On Thu, Feb 1, 2024 at 6:32 PM Russell Senior <[email protected]> wrote: > > > > On 2/1/24 16:16, Russell Senior wrote: > > I think all the major carriers have an email to SMS gateway. That is, > > you can email an special address and it will be converted to an SMS > > and delivered to mobile devices. I have a watchdog processes that > > checks ping-ability to a particular address and if it fails, I send an > > email to myself with: sendmail <my-10-digit-phone-number>@tmomail.net > > > > Works at least in that direction. > > > > As a test, I email'd my t-mobile sms gateway, received the SMS right > away, replied with my SMS messaging app, and about 10 minutes later, the > reply showed up in my email box. The delay appears to be a result of > some greylisting in the return path. > > -- > Russell Senior > [email protected]
Google Messages uses the phone as the gateway. The web app sends the messages to and receives the messages from the phone. If the phone is off this does not work. However the phone does not need to be nearby, just on and connected to the internet and in a cell coverage area. Bill
