| I just tried this out, didn't work.  The 6150 echoes back everything I type,
| but that's all it does.  I tried various baud rates from 300 to 115200 bps,
| it always does the same.  My 6150's software version is V5.02 (oldish).

Yes, unfortunately, according to sources like:

http://www.mobilenet.de/gsm/gsm.html

The Nokia 6150 has no built-in modem.  -:(

	Sean.