diff --git a/cores/arduino/mbed/connectivity/drivers/emac/TARGET_STM/stm32xx_emac.h b/cores/arduino/mbed/connectivity/drivers/emac/TARGET_STM/stm32xx_emac.h
index cfa675217..ecc280b2f 100644
--- a/cores/arduino/mbed/connectivity/drivers/emac/TARGET_STM/stm32xx_emac.h
+++ b/cores/arduino/mbed/connectivity/drivers/emac/TARGET_STM/stm32xx_emac.h
@@ -148,6 +148,13 @@ class STM32_EMAC : public EMAC {
      */
     virtual void set_memory_manager(EMACMemoryManager &mem_mngr);
 
+    /* return the status of the interface as integer */
+    int get_interface_status() override;
+    /* return true if the interface is in the correct state to transmit */
+    bool is_ready_to_tx() override;
+    /* restart only if the interface is in error state */
+    void restart() override;
+
     // Called from driver functions
     ETH_HandleTypeDef EthHandle;
     osThreadId_t thread; /**< Processing thread */
diff --git a/cores/arduino/mbed/connectivity/netsocket/include/netsocket/EMAC.h b/cores/arduino/mbed/connectivity/netsocket/include/netsocket/EMAC.h
index 515629b5a..885bc92c0 100644
--- a/cores/arduino/mbed/connectivity/netsocket/include/netsocket/EMAC.h
+++ b/cores/arduino/mbed/connectivity/netsocket/include/netsocket/EMAC.h
@@ -176,6 +176,17 @@ class EMAC {
      * @param mem_mngr Pointer to memory manager
      */
     virtual void set_memory_manager(EMACMemoryManager &mem_mngr) = 0;
+
+    virtual bool is_ready_to_tx() {
+        return true;
+    }
+
+    virtual void restart() {
+    }
+
+    virtual int get_interface_status() {
+        return -1;
+    }
 };
 
 
diff --git a/variants/ARDUINO_NANO33BLE/defines.txt b/variants/ARDUINO_NANO33BLE/defines.txt
index 1d4374713..7388f604f 100644
--- a/variants/ARDUINO_NANO33BLE/defines.txt
+++ b/variants/ARDUINO_NANO33BLE/defines.txt
@@ -34,7 +34,7 @@
 -DFEATURE_STORAGE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580467.0657709
+-DMBED_BUILD_TIMESTAMP=1720438723.6150708
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBED_TICKLESS
@@ -65,7 +65,7 @@
 -DTOOLCHAIN_GCC_ARM
 -DWSF_MAX_HANDLERS=10
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/ARDUINO_NANO33BLE/libs/libmbed.a b/variants/ARDUINO_NANO33BLE/libs/libmbed.a
index 4327290f8..c08ad17d6 100644
Binary files a/variants/ARDUINO_NANO33BLE/libs/libmbed.a and b/variants/ARDUINO_NANO33BLE/libs/libmbed.a differ
diff --git a/variants/EDGE_CONTROL/defines.txt b/variants/EDGE_CONTROL/defines.txt
index f9d7a0132..f50c1ca12 100644
--- a/variants/EDGE_CONTROL/defines.txt
+++ b/variants/EDGE_CONTROL/defines.txt
@@ -38,7 +38,7 @@
 -DFEATURE_STORAGE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580640.5462966
+-DMBED_BUILD_TIMESTAMP=1720438575.8324268
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBED_TICKLESS
@@ -69,7 +69,7 @@
 -DTOOLCHAIN_GCC_ARM
 -DWSF_MAX_HANDLERS=10
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/EDGE_CONTROL/libs/libmbed.a b/variants/EDGE_CONTROL/libs/libmbed.a
index 40c43b735..8a652ac57 100644
Binary files a/variants/EDGE_CONTROL/libs/libmbed.a and b/variants/EDGE_CONTROL/libs/libmbed.a differ
diff --git a/variants/GENERIC_STM32H747_M4/defines.txt b/variants/GENERIC_STM32H747_M4/defines.txt
index cf07bc268..1da443e92 100644
--- a/variants/GENERIC_STM32H747_M4/defines.txt
+++ b/variants/GENERIC_STM32H747_M4/defines.txt
@@ -42,7 +42,7 @@
 -DFEATURE_BLE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580585.9789317
+-DMBED_BUILD_TIMESTAMP=1720439009.4096816
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBED_TICKLESS
@@ -79,7 +79,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DEVICE_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/GENERIC_STM32H747_M4/libs/libmbed.a b/variants/GENERIC_STM32H747_M4/libs/libmbed.a
index 33ac8b026..fd24d7d9b 100644
Binary files a/variants/GENERIC_STM32H747_M4/libs/libmbed.a and b/variants/GENERIC_STM32H747_M4/libs/libmbed.a differ
diff --git a/variants/GIGA/defines.txt b/variants/GIGA/defines.txt
index c45884ea6..74a071c4c 100644
--- a/variants/GIGA/defines.txt
+++ b/variants/GIGA/defines.txt
@@ -44,7 +44,7 @@
 -DFEATURE_BLE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719930214.211079
+-DMBED_BUILD_TIMESTAMP=1720438617.7533863
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_TICKLESS
 -DMBEDTLS_FS_IO
@@ -80,7 +80,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DRIVER_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/GIGA/libs/libmbed.a b/variants/GIGA/libs/libmbed.a
index ed0ef5bfa..7d6c9c152 100644
Binary files a/variants/GIGA/libs/libmbed.a and b/variants/GIGA/libs/libmbed.a differ
diff --git a/variants/NANO_RP2040_CONNECT/defines.txt b/variants/NANO_RP2040_CONNECT/defines.txt
index 31cca3e7d..77e6362d7 100644
--- a/variants/NANO_RP2040_CONNECT/defines.txt
+++ b/variants/NANO_RP2040_CONNECT/defines.txt
@@ -21,7 +21,7 @@
 -DDEVICE_USTICKER=1
 -DDEVICE_WATCHDOG=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580442.2641459
+-DMBED_BUILD_TIMESTAMP=1720438706.2363644
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBEDTLS_ENTROPY_NV_SEED
@@ -45,7 +45,7 @@
 -DTOOLCHAIN_GCC
 -DTOOLCHAIN_GCC_ARM
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/NANO_RP2040_CONNECT/libs/libmbed.a b/variants/NANO_RP2040_CONNECT/libs/libmbed.a
index 5c7a8064d..ee244a84e 100644
Binary files a/variants/NANO_RP2040_CONNECT/libs/libmbed.a and b/variants/NANO_RP2040_CONNECT/libs/libmbed.a differ
diff --git a/variants/NICLA/defines.txt b/variants/NICLA/defines.txt
index 011c86fc7..b5ef97883 100644
--- a/variants/NICLA/defines.txt
+++ b/variants/NICLA/defines.txt
@@ -33,7 +33,7 @@
 -DFEATURE_BLE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580684.6774077
+-DMBED_BUILD_TIMESTAMP=1720438759.8894477
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBED_TICKLESS
@@ -75,7 +75,7 @@
 -DTOOLCHAIN_GCC
 -DTOOLCHAIN_GCC_ARM
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/NICLA/libs/libmbed.a b/variants/NICLA/libs/libmbed.a
index 74e8feae6..71de582e6 100644
Binary files a/variants/NICLA/libs/libmbed.a and b/variants/NICLA/libs/libmbed.a differ
diff --git a/variants/NICLA_VISION/defines.txt b/variants/NICLA_VISION/defines.txt
index 031e34fbb..308ddf424 100644
--- a/variants/NICLA_VISION/defines.txt
+++ b/variants/NICLA_VISION/defines.txt
@@ -45,7 +45,7 @@
 -DFLOW_SILENT
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580720.2247646
+-DMBED_BUILD_TIMESTAMP=1720438783.4796686
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_TICKLESS
 -DMBEDTLS_FS_IO
@@ -83,7 +83,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DRIVER_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/NICLA_VISION/libs/libmbed.a b/variants/NICLA_VISION/libs/libmbed.a
index 8c7e3f253..bb08b0366 100644
Binary files a/variants/NICLA_VISION/libs/libmbed.a and b/variants/NICLA_VISION/libs/libmbed.a differ
diff --git a/variants/OPTA/defines.txt b/variants/OPTA/defines.txt
index d2bdfafe1..1579386ce 100644
--- a/variants/OPTA/defines.txt
+++ b/variants/OPTA/defines.txt
@@ -44,7 +44,7 @@
 -DFEATURE_BLE=1
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719929630.0019104
+-DMBED_BUILD_TIMESTAMP=1720438877.8913524
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_TICKLESS
 -DMBEDTLS_FS_IO
@@ -80,7 +80,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DRIVER_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/OPTA/libs/libmbed.a b/variants/OPTA/libs/libmbed.a
index c65f0bde3..d10587576 100644
Binary files a/variants/OPTA/libs/libmbed.a and b/variants/OPTA/libs/libmbed.a differ
diff --git a/variants/PORTENTA_H7_M7/defines.txt b/variants/PORTENTA_H7_M7/defines.txt
index 88cd37d58..626c9f6ba 100644
--- a/variants/PORTENTA_H7_M7/defines.txt
+++ b/variants/PORTENTA_H7_M7/defines.txt
@@ -46,7 +46,7 @@
 -D__FPU_PRESENT=1
 -DLSE_STARTUP_TIMEOUT=200
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580529.7864532
+-DMBED_BUILD_TIMESTAMP=1720438970.1228094
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_TICKLESS
 -DMBEDTLS_FS_IO
@@ -83,7 +83,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DRIVER_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/PORTENTA_H7_M7/libs/libmbed.a b/variants/PORTENTA_H7_M7/libs/libmbed.a
index 0c6498244..7079a2ed9 100644
Binary files a/variants/PORTENTA_H7_M7/libs/libmbed.a and b/variants/PORTENTA_H7_M7/libs/libmbed.a differ
diff --git a/variants/PORTENTA_X8/defines.txt b/variants/PORTENTA_X8/defines.txt
index 438b2dd31..653418881 100644
--- a/variants/PORTENTA_X8/defines.txt
+++ b/variants/PORTENTA_X8/defines.txt
@@ -34,7 +34,7 @@
 -DEXTRA_IDLE_STACK_REQUIRED
 -D__FPU_PRESENT=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580895.1557932
+-DMBED_BUILD_TIMESTAMP=1720439046.7874656
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBED_TICKLESS
@@ -70,7 +70,7 @@
 -DUSE_HAL_DRIVER
 -DVIRTIO_DEVICE_ONLY
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/PORTENTA_X8/libs/libmbed.a b/variants/PORTENTA_X8/libs/libmbed.a
index 447f1fc0d..01083463c 100644
Binary files a/variants/PORTENTA_X8/libs/libmbed.a and b/variants/PORTENTA_X8/libs/libmbed.a differ
diff --git a/variants/RASPBERRY_PI_PICO/defines.txt b/variants/RASPBERRY_PI_PICO/defines.txt
index 49d1bf817..3156fa029 100644
--- a/variants/RASPBERRY_PI_PICO/defines.txt
+++ b/variants/RASPBERRY_PI_PICO/defines.txt
@@ -21,7 +21,7 @@
 -DDEVICE_USTICKER=1
 -DDEVICE_WATCHDOG=1
 -D__MBED__=1
--DMBED_BUILD_TIMESTAMP=1719580504.0819786
+-DMBED_BUILD_TIMESTAMP=1720439093.433086
 -D__MBED_CMSIS_RTOS_CM
 -DMBED_MPU_CUSTOM
 -DMBEDTLS_ENTROPY_NV_SEED
@@ -44,7 +44,7 @@
 -DTOOLCHAIN_GCC
 -DTOOLCHAIN_GCC_ARM
 -DMBED_NO_GLOBAL_USING_DIRECTIVE=1
--DCORE_MAJOR=
--DCORE_MINOR=
--DCORE_PATCH=
+-DCORE_MAJOR=4
+-DCORE_MINOR=1
+-DCORE_PATCH=5
 -DUSE_ARDUINO_PINOUT
diff --git a/variants/RASPBERRY_PI_PICO/libs/libmbed.a b/variants/RASPBERRY_PI_PICO/libs/libmbed.a
index 74546c2af..bfa355184 100644
Binary files a/variants/RASPBERRY_PI_PICO/libs/libmbed.a and b/variants/RASPBERRY_PI_PICO/libs/libmbed.a differ