Comment 10 for bug 450256

and as patch:
(build instructions are found here https://bugs.launchpad.net/modemmanager/+bug/430576 )

--- a/src/mm-generic-gsm.c 2009-10-15 01:35:39.000000000 +0200
+++ b/src/mm-generic-gsm.c 2009-10-27 00:06:28.000000000 +0100
@@ -1932,7 +1932,11 @@
         g_value_set_boolean (value, priv->valid);
         break;
     case MM_GENERIC_GSM_PROP_POWER_UP_CMD:
- g_value_set_string (value, "+CFUN=1");
+ if(strcmp(priv->driver, "bluetooth") == 0)
+ g_value_set_string (value, "");
+ else
+ g_value_set_string (value, "+CFUN=1");
+
         break;
     case MM_GENERIC_GSM_PROP_POWER_DOWN_CMD:
         /* CFUN=0 is dangerous and often will shoot devices in the head (that's