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Is it possible to change the SMSC address stored in my GSM modem ?

You can set the service center address with AT+CSCA in two ways:

  1. Using HyperTerminal; Start the Windows HyperTerminal application and type the AT+CSCA command with the requested parameter (see below).
  2. Put the AT+CSCA string in the initialization string of the modem, when the modem has been configured via the Control Panel, and you are using the TAPI device name.

The syntax for the AT+CSCA command: