diff --git a/examples/arduino/w5500/w5500.ino b/examples/arduino/w5500/w5500.ino
index b2f1ed3a..2abe450a 100644
--- a/examples/arduino/w5500/w5500.ino
+++ b/examples/arduino/w5500/w5500.ino
@@ -22,7 +22,7 @@ void setup() {
   delay(3000);
   MG_INFO(("Starting TCP/IP stack..."));
 
-  struct mip_if mif = {.mac = {0, 0, 1, 2, 3, 5}};
+  struct mip_if mif = {.mac = {2, 0, 1, 2, 3, 5}};
   mif.use_dhcp = true;
   mif.driver = &mip_driver_w5500;
   mif.driver_data = &spi;
diff --git a/examples/mip-pcap/main.c b/examples/mip-pcap/main.c
index b67a8672..99830ca1 100644
--- a/examples/mip-pcap/main.c
+++ b/examples/mip-pcap/main.c
@@ -44,7 +44,7 @@ static size_t pcap_rx(void *buf, size_t len, void *userdata) {
 
 int main(int argc, char *argv[]) {
   const char *iface = "lo0";              // Network iface
-  const char *mac = "00:00:01:02:03:77";  // MAC address
+  const char *mac = "02:00:01:02:03:77";  // MAC address
   const char *bpf = NULL;  // "host x.x.x.x or ether host ff:ff:ff:ff:ff:ff";
   char errbuf[PCAP_ERRBUF_SIZE] = "";
 
diff --git a/examples/mip-tap/main.c b/examples/mip-tap/main.c
index 532ceaf4..db9ca038 100644
--- a/examples/mip-tap/main.c
+++ b/examples/mip-tap/main.c
@@ -35,7 +35,7 @@ static size_t tap_rx(void *buf, size_t len, void *userdata) {
 
 int main(int argc, char *argv[]) {
   const char *iface = "tap0";             // Network iface
-  const char *mac = "00:00:01:02:03:77";  // MAC address
+  const char *mac = "02:00:01:02:03:77";  // MAC address
 
   // Parse options
   for (int i = 1; i < argc; i++) {
diff --git a/examples/stm32/nucleo-f429zi-baremetal/main.c b/examples/stm32/nucleo-f429zi-baremetal/main.c
index 66bb9be3..1c465a66 100644
--- a/examples/stm32/nucleo-f429zi-baremetal/main.c
+++ b/examples/stm32/nucleo-f429zi-baremetal/main.c
@@ -72,7 +72,7 @@ int main(void) {
   // For static configuration, specify IP/mask/GW in network byte order
   struct mip_driver_stm32 driver_data = {.mdc_cr = 4};  // See driver_stm32.h
   struct mip_if mif = {
-      .mac = {0, 0, 1, 2, 3, 5},
+      .mac = {2, 0, 1, 2, 3, 5},
       .use_dhcp = true,
       .driver = &mip_driver_stm32,
       .driver_data = &driver_data,
diff --git a/examples/stm32/nucleo-f429zi-freertos-mip/main.c b/examples/stm32/nucleo-f429zi-freertos-mip/main.c
index d0410419..ebea159f 100644
--- a/examples/stm32/nucleo-f429zi-freertos-mip/main.c
+++ b/examples/stm32/nucleo-f429zi-freertos-mip/main.c
@@ -49,7 +49,7 @@ static void server(void *args) {
   ethernet_init();
   struct mip_driver_stm32 driver_data = {.mdc_cr = 4};  // See driver_stm32.h
   struct mip_if mif = {
-      .mac = {0, 0, 1, 2, 3, 5},
+      .mac = {2, 0, 1, 2, 3, 5},
       .use_dhcp = true,
       .driver = &mip_driver_stm32,
       .driver_data = &driver_data,
diff --git a/examples/stm32/nucleo-f746zg-baremetal/main.c b/examples/stm32/nucleo-f746zg-baremetal/main.c
index 71b99d71..c94c2b44 100644
--- a/examples/stm32/nucleo-f746zg-baremetal/main.c
+++ b/examples/stm32/nucleo-f746zg-baremetal/main.c
@@ -72,7 +72,7 @@ int main(void) {
   // For static configuration, specify IP/mask/GW in network byte order
   struct mip_driver_stm32 driver_data = {.mdc_cr = 4};  // See driver_stm32.h
   struct mip_if mif = {
-      .mac = {0, 0, 1, 2, 3, 5},
+      .mac = {2, 0, 1, 2, 3, 5},
       .use_dhcp = true,
       .driver = &mip_driver_stm32,
       .driver_data = &driver_data,
diff --git a/examples/ti/ek-tm4c1294xl-baremetal/main.c b/examples/ti/ek-tm4c1294xl-baremetal/main.c
index bc44c080..636cbe69 100644
--- a/examples/ti/ek-tm4c1294xl-baremetal/main.c
+++ b/examples/ti/ek-tm4c1294xl-baremetal/main.c
@@ -88,7 +88,7 @@ int main(void) {
   // For static configuration, specify IP/mask/GW in network byte order
   struct mip_driver_tm4c driver_data = {.mdc_cr = 1};  // See driver_tm4c.h
   struct mip_if mif = {
-      .mac = {0, 0, 1, 2, 3, 5},
+      .mac = {2, 0, 1, 2, 3, 5},
       .use_dhcp = true,
       .driver = &mip_driver_tm4c,
       .driver_data = &driver_data,