diff --git a/bsp_z7/lwip/include/arch/cc.h b/bsp_z7/lwip/include/arch/cc.h
index 75a584b..803c90b 100644
--- a/bsp_z7/lwip/include/arch/cc.h
+++ b/bsp_z7/lwip/include/arch/cc.h
@@ -47,6 +47,9 @@
 #include <sys/time.h>
 #include "cpu.h"
 
+#include "xil_printf.h"
+
+
 // errno is a macro. If we define LWIP_ERRNO_INCLUDE to errno.h the preprocessor will replace it,
 // breaking the include. Instead we supply a helper include which in turn includes errno.h
 #define LWIP_ERRNO_INCLUDE <onrre.h>
diff --git a/bsp_z7/lwip/include/lwipopts.h b/bsp_z7/lwip/include/lwipopts.h
index f2a5b2c..a92f274 100644
--- a/bsp_z7/lwip/include/lwipopts.h
+++ b/bsp_z7/lwip/include/lwipopts.h
@@ -78,7 +78,7 @@
 #define PPP_DEBUG                  LWIP_DBG_OFF
 #define MEM_DEBUG                  LWIP_DBG_OFF
 #define MEMP_DEBUG                 LWIP_DBG_OFF
-#define PBUF_DEBUG                 LWIP_DBG_OFF
+#define PBUF_DEBUG                 LWIP_DBG_ON
 #define API_LIB_DEBUG              LWIP_DBG_ON
 #define API_MSG_DEBUG              LWIP_DBG_ON
 #define TCPIP_DEBUG                LWIP_DBG_ON
diff --git a/bsp_z7/lwip/include/lwippools.h b/bsp_z7/lwip/include/lwippools.h
index 7361272..7b5650e 100644
--- a/bsp_z7/lwip/include/lwippools.h
+++ b/bsp_z7/lwip/include/lwippools.h
@@ -1,5 +1,5 @@
 LWIP_MALLOC_MEMPOOL_START
 LWIP_MALLOC_MEMPOOL(50, 256)
 LWIP_MALLOC_MEMPOOL(50, 512)
-LWIP_MALLOC_MEMPOOL(50, 1512)
+LWIP_MALLOC_MEMPOOL(50, 1550)
 LWIP_MALLOC_MEMPOOL_END
\ No newline at end of file
diff --git a/bsp_z7/lwip/netif/xadapter.c b/bsp_z7/lwip/netif/xadapter.c
index 0f2d421..2c48d74 100644
--- a/bsp_z7/lwip/netif/xadapter.c
+++ b/bsp_z7/lwip/netif/xadapter.c
@@ -215,13 +215,11 @@ xemacif_input_thread(struct netif *netif)
 {
 	struct xemac_s *emac = (struct xemac_s *)netif->state;
 	while (1) {
-		xil_printf("input started\n");
 		/* sleep until there are packets to process
 		 * This semaphore is set by the packet receive interrupt
 		 * routine.
 		 */
 		sys_sem_wait(&emac->sem_rx_data_available);
-		xil_printf("input received\n");
 
 		/* move all received packets to lwIP */
 		xemacif_input(netif);
diff --git a/bsp_z7/testEth.c b/bsp_z7/testEth.c
index b4f38f2..ec9a381 100644
--- a/bsp_z7/testEth.c
+++ b/bsp_z7/testEth.c
@@ -30,6 +30,7 @@
 #include "lwip/inet.h"
 #include "lwip/init.h"
 #include "lwip/udp.h"
+#include "lwip/tcpip.h"
 #include "lwip/timeouts.h"
 #include "netif/xadapter.h"
 #include "xil_printf.h"
@@ -135,13 +136,19 @@ void network_thread() {
 #endif
 }
 
+void udp_receiver(void *arg, struct udp_pcb *pcb, struct pbuf *p,
+    const ip_addr_t *addr, u16_t port){
+      u32_t now = sys_now();
+      xil_printf("%i received len: %i tot_len: %i data: ", now, p->len, p->tot_len);
+      char * pointer = p->payload;
+      for(uint8_t i = 0; i < p->len; i++) {
+        xil_printf(" %c", pointer + i);
+      }
+      xil_printf("\n");
+}
+
 int main_thread(void * _) {
 
-
-  xil_printf("pre check\n");
-    vTaskDelay(200 * portTICK_PERIOD_MS);
-    xil_printf("check\n");
-
 #if LWIP_DHCP == 1
   int mscnt = 0;
 #endif
@@ -153,7 +160,10 @@ int main_thread(void * _) {
   xil_printf("-----lwIP Socket Mode UDP Client Application------\r\n");
 
   /* initialize lwIP before calling sys_thread_new */
-  lwip_init();
+  //lwip_init();
+  tcpip_init(NULL, NULL);
+  //give init some time
+  vTaskDelay(1000 * portTICK_PERIOD_MS);
 
   /* any thread using lwIP should be created using sys_thread_new */
   network_thread();
@@ -196,15 +206,16 @@ int main_thread(void * _) {
 
   struct udp_pcb *udpecho_raw_pcb = udp_new();
 
-  xil_printf("pcb: %p\r\n", udpecho_raw_pcb);
+  u32_t now = sys_now();
+  xil_printf("%i pcb: %p\r\n", now, udpecho_raw_pcb);
 
-  udp_sendto(udpecho_raw_pcb, tx, &addr, 1177);
+  udp_sendto(udpecho_raw_pcb, tx, &addr, 8100);
+  udp_recv(udpecho_raw_pcb,udp_receiver,NULL);
 
   while (1) {
     sys_check_timeouts();
-    xil_printf("pre loop\n");
+    
     vTaskDelay(200 * portTICK_PERIOD_MS);
-    xil_printf("loop\n");
   }
 
   pbuf_free(tx);