diff --git a/03_m1284p_WIZNET_loopback_FATFS_template/globals.h b/03_m1284p_WIZNET_loopback_FATFS_template/globals.h
index 342b7ad..64217dc 100644
--- a/03_m1284p_WIZNET_loopback_FATFS_template/globals.h
+++ b/03_m1284p_WIZNET_loopback_FATFS_template/globals.h
@@ -36,6 +36,8 @@ static FATFS Fatfs;		//File system object for each logical drive. >= 2
 #define PRINTF(...)
 #endif
 
+//#define IP_WORK
+
 extern unsigned long millis(void);
 extern int freeRam (void);
 
diff --git a/03_m1284p_WIZNET_loopback_FATFS_template/main.c b/03_m1284p_WIZNET_loopback_FATFS_template/main.c
index ae53306..8aaea2f 100644
--- a/03_m1284p_WIZNET_loopback_FATFS_template/main.c
+++ b/03_m1284p_WIZNET_loopback_FATFS_template/main.c
@@ -23,14 +23,23 @@
 
 #define _MAIN_DEBUG_
 
-//NIC metrics
+#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
+//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
 
 /*
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