diff --git a/09_m1284p_WIZNET_simple_webserver/globals.h b/09_m1284p_WIZNET_simple_webserver/globals.h
index ddef82a..5196aa5 100644
--- a/09_m1284p_WIZNET_simple_webserver/globals.h
+++ b/09_m1284p_WIZNET_simple_webserver/globals.h
@@ -21,6 +21,8 @@
 #define PRINTF(...)
 #endif
 
+//#define IP_WORK
+
 extern unsigned long millis(void);
 extern int freeRam (void);
 
diff --git a/09_m1284p_WIZNET_simple_webserver/main.c b/09_m1284p_WIZNET_simple_webserver/main.c
index accea06..32e50f2 100644
--- a/09_m1284p_WIZNET_simple_webserver/main.c
+++ b/09_m1284p_WIZNET_simple_webserver/main.c
@@ -37,11 +37,22 @@
  * https://www.hw-group.com/software/hercules-setup-utility
  *
  */
-#define PRINTF_EN 1
-#if PRINTF_EN
-#define PRINTF(FORMAT,args...) printf_P(PSTR(FORMAT),##args)
+#ifdef IP_WORK
+//NIC metrics for WORK PC
+wiz_NetInfo netInfo = { .mac  = {0x00, 0x08, 0xdc, 0xab, 0xcd, 0xef}, // Mac address
+		.ip   = {192, 168, 0, 199},         // IP address
+		.sn   = {255, 255, 255, 0},         // Subnet mask
+		.dns =  {8,8,8,8},			  // DNS address (google dns)
+		.gw   = {192, 168, 0, 1}, // Gateway address
+		.dhcp = NETINFO_STATIC};    //Dynamic IP configuration from a DHCP sever
 #else
-#define PRINTF(...)
+//NIC metrics for another PC (second IP configuration)
+wiz_NetInfo netInfo = { .mac  = {0x00, 0x08, 0xdc, 0xab, 0xcd, 0xef}, // Mac address
+		.ip   = {192, 168, 1, 199},         // IP address
+		.sn   = {255, 255, 255, 0},         // Subnet mask
+		.dns =  {8,8,8,8},			  // DNS address (google dns)
+		.gw   = {192, 168, 1, 1}, // Gateway address
+		.dhcp = NETINFO_STATIC};    //Dynamic IP configuration from a DHCP sever
 #endif
 
 /*
@@ -219,13 +230,6 @@ unsigned char ethBuf0[ETH_MAX_BUF_SIZE];
 unsigned char ethBuf1[ETH_MAX_BUF_SIZE];
 unsigned char ethBuf2_WEBSRV[WEBSRV_DATA_BUF_SIZE];
 
-wiz_NetInfo netInfo = { .mac  = {0x00, 0x08, 0xdc, 0xab, 0xcd, 0xef}, // Mac address
-		.ip   = {192, 168, 0, 199},         // IP address
-		.sn   = {255, 255, 255, 0},         // Subnet mask
-		.dns =  {8,8,8,8},			  // DNS address (google dns)
-		.gw   = {192, 168, 0, 1}, // Gateway address
-		.dhcp = NETINFO_STATIC};    //Dynamic IP configruation from a DHCP sever
-
 void cs_sel() {
 	SPI_WIZNET_ENABLE();
 }
@@ -386,8 +390,12 @@ static void avr_init(void)
 	 *  or
 	 *  uart1_BAUD_SELECT_DOUBLE_SPEED() ( double speed mode)
 	 */
-	// Define Output/Input Stream
+#if	(UART_BAUD_RATE == 115200)
+	uart_init( UART_BAUD_SELECT_DOUBLE_SPEED(UART_BAUD_RATE,F_CPU) ); // To works without error on 115200 bps/F_CPU=16Mhz
+#else
 	uart_init( UART_BAUD_SELECT(UART_BAUD_RATE,F_CPU) );
+#endif
+	// Define Output/Input Stream
 	stdout = &uart0_stdout;
 
 	//ADC init