AT commands also don't make it onto your phone line, after all. They're for communication between a host and a modem/baseband, not between a host and another host or even two modems.
For example, *SC*123123123# sets up call forwarding to that number.
AT commands also don't make it onto your phone line, after all. They're for communication between a host and a modem/baseband, not between a host and another host or even two modems.