diff --git a/drivers/net/mmnif.c b/drivers/net/mmnif.c
index 297bcec4..fa0da30e 100644
--- a/drivers/net/mmnif.c
+++ b/drivers/net/mmnif.c
@@ -23,7 +23,7 @@
 #include <lwip/ip.h>		/* struct iphdr*/
 #include <lwip/tcpip.h>		/* tcpip_input()*/
 
-#define DEBUG_MMNIF
+//#define DEBUG_MMNIF
 
 #ifdef DEBUG_MMNIF
 #include "util.h"			/* hex dump */
@@ -77,7 +77,7 @@ extern HANDLE hProc;
 
 /* decide whether it's polling mode or not 
  */
-static int no_irq = 0;
+static int no_irq = 1;
 
 /* this will be set by open() and close() and shows wether the driver is running or not
 */
@@ -85,7 +85,7 @@ static int active = 0;
 
 /* decide wheter it's uses locking or not
  */
-static int disable_locking = 0;
+static int disable_locking = 1;
 
 /* decide whether deliver work to a worker thread or instantly process all packets
  */
diff --git a/kernel/tests.c b/kernel/tests.c
index 1eee0018..0dad1458 100644
--- a/kernel/tests.c
+++ b/kernel/tests.c
@@ -276,7 +276,7 @@ void* client_task(void* e)
         for (n = 0; n < 1024; n++)
             recv(sd,dir,sizeof(dir),0);
 
-	close(sd);
+//	close(sd);
 
 return NULL;
 }