On 9/26/2014 6:48 AM, Brent Brown wrote: > Had an interesting discussion with an M2M company about an SMS - cloud=20 > - GPRS solution, could be easier than I first thought. Messages would=20 > be stored in a cloud server (through some kind of SMS to internet=20 > gateway) and the remote device would power up once every 10 minutes as=20 > intended, make an interweb connection, be able to check the server for=20 > messages very quickly (no more store/forward/backoff issues) respond=20 > if necessary and shut down again. Brent.=20 This rang a bell that I haven't heard in a while and I had to search for=20 a service that I've played with a little bit. It's called Tropo, and=20 they have an API, and can provide free usage and phone numbers up to=20 some limit. It requires some scripting on a publicly available server,=20 and I have some free time. --=20 Joe Wronski jwronski@stillwatereng.net www.stillwatereng.net --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .