diff --git a/drivers/net/mmnif.c b/drivers/net/mmnif.c
index d234979b..7f123f03 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 */
@@ -1089,6 +1089,7 @@ static int mmnif_wait(struct netif* netif, uint32_t poll, int budget)
 		 */
 
 		/* full packet send to tcpip_thread to process */
+		DEBUGPRINTF("PROCESSING PACKET");
 		if ((err = mmnif_dev->input(p, mmnif_dev)) != ERR_OK) 
 		{
 			DEBUGPRINTF("mmnif_poll: IP input error\n");