--- chan_mobile.orig.c	2007-12-14 19:20:03.000000000 -0800
+++ chan_mobile.c	2007-12-15 21:33:40.000000000 -0800
@@ -120,6 +120,7 @@
 	bdaddr_t addr;					/* adddress of adapter */
 	unsigned int inuse:1;				/* are we in use ? */
 	unsigned int alignment_detection:1;		/* do alignment detection on this adpater? */
+    unsigned int disablesms:1;              /* disable sms functionality */
 	int sco_socket;
 	AST_LIST_ENTRY(adapter_pvt) entry;
 };
@@ -1390,13 +1391,19 @@
 				}
 				break;
 			case MBL_STATE_INIT4:
-				if (strstr(buf, "OK")) {
-					rfcomm_write(pvt, "AT+CMGF=1\r");
-					pvt->state++;
+                if (strstr(buf, "OK")) {
+                    if (!pvt->adapter->disablesms) {
+                        pvt->has_sms = 0;
+                        pvt->state = MBL_STATE_PREIDLE;
+                    } else {
+                        rfcomm_write(pvt, "AT+CMGF=1\r");
+                        pvt->state++;
+                    }
 				}
 				break;
 			case MBL_STATE_INIT5:
 				if (strstr(buf, "ERROR")) {	/* No SMS Support ! */
+                    pvt->has_sms = 0;
 					pvt->state = MBL_STATE_PREIDLE;
 				} else if (strstr(buf, "OK")) {
 					rfcomm_write(pvt, "AT+CNMI=2,1,0,1,0\r");
@@ -1867,7 +1874,7 @@
 	struct ast_config *cfg = NULL;
 	char *cat = NULL;
 	struct ast_variable *var;
-	const char *id, *address, *useadapter, *port, *context, *type, *skip, *group, *master, *nocallsetup, *aligndetect;
+	const char *id, *address, *useadapter, *port, *context, *type, *skip, *group, *master, *nocallsetup, *aligndetect, *disablesms;
 	struct mbl_pvt *pvt;
 	struct adapter_pvt *adapter;
 	uint16_t vs;
@@ -1892,6 +1899,7 @@
 			address = ast_variable_retrieve(cfg, cat, "address");
 			master = ast_variable_retrieve(cfg, cat, "forcemaster");
 			aligndetect = ast_variable_retrieve(cfg, cat, "alignmentdetection");
+			disablesms = ast_variable_retrieve(cfg, cat, "disablesms");
 			ast_debug(1, "Loading adapter %s %s.\n", id, address);
 			if (!ast_strlen_zero(id) && !ast_strlen_zero(address)) {
 				if ((adapter = ast_calloc(1, sizeof(*adapter)))) {
@@ -1901,6 +1909,10 @@
 						if (*aligndetect == 'Y' || *aligndetect == 'y')
 							adapter->alignment_detection = 1;
 					}
+                    if (!ast_strlen_zero(disablesms)) {
+                        if (*disablesms == 'Y' || *disablesms == 'y')
+                            adapter->disablesms = 1;
+                    }
 					adapter->dev_id = hci_devid(address);
 					adapter->hci_socket = hci_open_dev(adapter->dev_id);
 					if (adapter->dev_id < 0 || adapter->hci_socket < 0) {