Q4200075: What baud rate should I select for my GSM modem?
Make sure that your GSM modem is operating at 115200 bps. To change the baud rate of your GSM modem, setup a connection to the modem using HyperTerminal and type the following command:
Then, close the HyperTerminal sessions and open it again using the new baudrate (115200 in this case) Type the following command to save the new baudrate in the modem :
NOTE 1: When the modem is connected through Bluetooth or Infrared, we recommend 115200 bps (modem speed and driver).
NOTE 2: Most Siemens cell phones are optimized for 19200 bps.