peter, 18 days ago @piofthings @aaisp it's a sim card which the phone thinks is a normal connection but the other end is VoIP so you can connect your mobile as an extension like I have, or to a different non mobile number. https://www.aa.net.uk/voice-and-mobile/sip2sim/ There's a retro community which use old school analogue pbx's & I know some used the old service (which ended in April) to connect to that system
@piofthings @aaisp it's a sim card which the phone thinks is a normal connection but the other end is VoIP so you can connect your mobile as an extension like I have, or to a different non mobile number.
https://www.aa.net.uk/voice-and-mobile/sip2sim/
There's a retro community which use old school analogue pbx's & I know some used the old service (which ended in April) to connect to that system