diff --git a/Core/Src/main.c b/Core/Src/main.c
index 687cc37..7944adf 100644
--- a/Core/Src/main.c
+++ b/Core/Src/main.c
@@ -412,7 +412,6 @@ void sock_init(struct udp_pcb * pcb)
 void udp_echo_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p,
 	    const ip_addr_t *addr, u16_t port)
 {
-	//if (disable_rcv) return;
     if (p != NULL) {
     	if (p->tot_len < sizeof rx_msg.rx_buf)
     	{
@@ -460,7 +459,7 @@ void rcv_command(void)
 
 	unsigned char *cmd_buf = &tx_msg.tx_buf[tx_msg.status_len];
 	HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_RESET);
-	tx_msg.tx_buf[5] = 1;
+	//tx_msg.tx_buf[5] = 1;
 	rx_counter = 0;
 	switch(rx_msg.cmd_code)		// код команды
 	{
@@ -584,9 +583,7 @@ void rcv_command(void)
 				if (flash_sector == 2) sector = FLASH_BASE_EMS_B1;
 				uint16_t flash_addr = rx_msg.rx_buf[8] + (rx_msg.rx_buf[9] << 8);
 				uint16_t  numofwords = (bytes_amount/4)+((bytes_amount%4)!=0);
-				MX_LWIP_SET_ETH_DOWN();
 				Flash_Write_Data(sector + flash_addr, (uint32_t *)&rx_msg.rx_buf[12], numofwords);
-				MX_LWIP_SET_ETH_UP();
 				// Установить размер буфера
 				tx_msg.cmd_len = 2;
 			}
diff --git a/LWIP/Target/ethernetif.c b/LWIP/Target/ethernetif.c
index ad3cc23..05ffa28 100644
--- a/LWIP/Target/ethernetif.c
+++ b/LWIP/Target/ethernetif.c
@@ -33,7 +33,7 @@
 
 /* Within 'USER CODE' section, code will be kept by default at each generation */
 /* USER CODE BEGIN 0 */
-
+#include "pribors.h"
 /* USER CODE END 0 */
 
 /* Private define ------------------------------------------------------------*/
@@ -145,14 +145,15 @@ static void low_level_init(struct netif *netif)
   HAL_StatusTypeDef hal_eth_init_status = HAL_OK;
   /* Start ETH HAL Init */
 
-   uint8_t MACAddr[6] ;
+  uint8_t MACAddr[6] ;
+  u32_t ip_addr = get_ip();
   heth.Instance = ETH;
   MACAddr[0] = 0x00;
   MACAddr[1] = 0x80;
-  MACAddr[2] = 0xE1;
-  MACAddr[3] = 0x00;
-  MACAddr[4] = 0x00;
-  MACAddr[5] = 0x00;
+  MACAddr[2] = ((uint8_t*)&ip_addr)[0];
+  MACAddr[3] = ((uint8_t*)&ip_addr)[1];
+  MACAddr[4] = ((uint8_t*)&ip_addr)[2];
+  MACAddr[5] = ((uint8_t*)&ip_addr)[3];
   heth.Init.MACAddr = &MACAddr[0];
   heth.Init.MediaInterface = HAL_ETH_RMII_MODE;
   heth.Init.TxDesc = DMATxDscrTab;