diff --git a/src/add-ons/kernel/drivers/network/ipro1000/device.c b/src/add-ons/kernel/drivers/network/ipro1000/device.c
index db68a4b1e4..5cf94db006 100644
--- a/src/add-ons/kernel/drivers/network/ipro1000/device.c
+++ b/src/add-ons/kernel/drivers/network/ipro1000/device.c
@@ -55,8 +55,10 @@ ipro1000_read_settings(ipro1000_device *device)
 	
 	param = get_driver_parameter(handle, "mtu", "0", "0");
 	mtu = atoi(param);
-	if (mtu >= 64 && mtu <= 1500)
-		device->mtu = mtu;
+	if (mtu >= 50 && mtu <= 1500)
+		device->maxframesize = mtu + ENET_HEADER_SIZE;
+	else
+		dprintf("ipro1000: unsupported mtu setting '%s' ignored\n", param);
 
 	unload_driver_settings(handle);
 }
@@ -103,7 +105,7 @@ ipro1000_open(const char *name, uint32 flags, void** cookie)
 	device->pciDev	= device->pciInfo->device;
 	device->pciFunc	= device->pciInfo->function;
 	device->adapter = 0;
-	device->mtu		= 1500; // XXX is MAXIMUM_ETHERNET_FRAME_SIZE = 1518 too much?
+	device->maxframesize = 1514; // XXX is MAXIMUM_ETHERNET_FRAME_SIZE = 1518 too much?
 	
 	ipro1000_read_settings(device);
 
@@ -328,8 +330,8 @@ ipro1000_control(void *cookie, uint32 op, void *arg, size_t len)
 			return B_OK;
 
 		case ETHER_GETFRAMESIZE:
-			TRACE("ipro1000_control() ETHER_GETFRAMESIZE, MTU = %d\n", device->mtu);
-			*(uint32*)arg = device->mtu;
+			TRACE("ipro1000_control() ETHER_GETFRAMESIZE, framesize = %d (MTU = %d)\n", device->maxframesize,  device->maxframesize - ENET_HEADER_SIZE);
+			*(uint32*)arg = device->maxframesize;
 			return B_OK;
 			
 		default:
diff --git a/src/add-ons/kernel/drivers/network/ipro1000/device.h b/src/add-ons/kernel/drivers/network/ipro1000/device.h
index 6c25988bb9..d1e2f74a9f 100644
--- a/src/add-ons/kernel/drivers/network/ipro1000/device.h
+++ b/src/add-ons/kernel/drivers/network/ipro1000/device.h
@@ -46,7 +46,7 @@ typedef struct device {
 	volatile bool		nonblocking;
 	volatile bool		closed;
 
-	uint32				mtu;	
+	uint32				maxframesize;	// 14 bytes header + MTU
 	uint8				macaddr[6];
 } ipro1000_device;
 
diff --git a/src/add-ons/kernel/drivers/network/ipro1000/ipro1000.settings b/src/add-ons/kernel/drivers/network/ipro1000/ipro1000.settings
new file mode 100644
index 0000000000..1a64afcd14
--- /dev/null
+++ b/src/add-ons/kernel/drivers/network/ipro1000/ipro1000.settings
@@ -0,0 +1,14 @@
+# Sample settings file for the ipro1000 driver
+#
+# This file should be moved to the directory ~/config/settings/kernel/drivers/
+# and must be RENAMED into "ipro1000" 
+
+# Currently supported settings are:
+#
+# mtu <value>
+#
+# where value can be in the range 50 to 1500
+#
+# to fix upload problems with DSL, use 
+#
+# mtu 1492