Index: drivers/dahdi/wcb4xxp/base.c
===================================================================
--- drivers/dahdi/wcb4xxp/base.c	(revision 9502)
+++ drivers/dahdi/wcb4xxp/base.c	(working copy)
@@ -84,6 +84,7 @@
 
 static int debug = 0;
 static int spanfilter = 0xFF; /* Bitmap for ports 1-8 */
+static int te_nt_override = 0xFFFF;
 #ifdef LOOPBACK_SUPPORTED
 static int loopback = 0;
 #endif
@@ -1518,16 +1519,24 @@
 		 * jumper is the oposite of how other HFC-4S cards do:
 		 * - In B410P: GPIO=0: NT
 		 * - In Junghanns: GPIO=0: TE
+		 * - Set NT/TE mode(openvox/Junghanss B800P/)
 		 */
+		if(te_nt_override == 0xFFFF)
+		{
 		if (b4->card_type == B410P)
+
 			nt = ((gpio & (1 << (i + 4))) == 0);
 		else
 			nt = ((gpio & (1 << (i + 4))) != 0);
-
+			dev_info(b4->dev, "Port %d: %s mode\n", i + 1, (nt ? "NT" : "TE"));
+		}
+		else
+		{
+			nt = !((te_nt_override >> i) & 1);
+			dev_info(b4->dev, "Port %d: %s mode manually set\n", i + 1, (nt ? "NT" : "TE"));
+		}
 		s->te_mode = !nt;
 
-		dev_info(b4->dev, "Port %d: %s mode\n", i + 1, (nt ? "NT" : "TE"));
-
 		hfc_reset_st(s);
 		hfc_start_st(s);
 	}
@@ -3011,6 +3020,7 @@
 module_param(vpmsupport, int, S_IRUGO);
 module_param(timer_1_ms, int, S_IRUGO | S_IWUSR);
 module_param(timer_3_ms, int, S_IRUGO | S_IWUSR);
+module_param(te_nt_override, int, S_IRUGO | S_IWUSR);
 module_param(companding, charp, S_IRUGO);
 
 MODULE_PARM_DESC(debug, "bitmap: 1=general 2=dtmf 4=regops 8=fops 16=ec 32=st state 64=hdlc 128=alarm");
@@ -3025,6 +3035,7 @@
 MODULE_PARM_DESC(vpmsupport, "1=enable hardware EC, 0=disable hardware EC");
 MODULE_PARM_DESC(timer_1_ms, "NT: msec to wait for link activation, TE: unused.");
 MODULE_PARM_DESC(timer_3_ms, "TE: msec to wait for link activation, NT: unused.");
+MODULE_PARM_DESC(te_nt_override, "TE/NT mode override bitmap for spans. 1 - TE, 0 - NT");
 MODULE_PARM_DESC(companding, "Change the companding to \"alaw\" or \"ulaw\""\
 				"(alaw by default)");