diff --git a/VERSION b/VERSION
index be70f71fc48..ba33521819b 100644
--- a/VERSION
+++ b/VERSION
@@ -2,4 +2,4 @@ VERSION_MAJOR = 3
 VERSION_MINOR = 6
 PATCHLEVEL = 0
 VERSION_TWEAK = 0
-EXTRAVERSION = rc3
+EXTRAVERSION =
diff --git a/subsys/usb/device/class/netusb/function_ecm.c b/subsys/usb/device/class/netusb/function_ecm.c
index 256cf9b9d1e..1863f98c76b 100644
--- a/subsys/usb/device/class/netusb/function_ecm.c
+++ b/subsys/usb/device/class/netusb/function_ecm.c
@@ -45,6 +45,17 @@ struct usb_cdc_ecm_config {
 	struct usb_ep_descriptor if1_1_out_ep;
 } __packed;
 
+struct cdc_ecm_notification {
+	union {
+		uint8_t bmRequestType;
+		struct usb_req_type_field RequestType;
+	};
+	uint8_t bNotificationType;
+	uint16_t wValue;
+	uint16_t wIndex;
+	uint16_t wLength;
+} __packed;
+
 USBD_CLASS_DESCR_DEFINE(primary, 0) struct usb_cdc_ecm_config cdc_ecm_cfg = {
 	.iad = {
 		.bLength = sizeof(struct usb_association_descriptor),
@@ -158,6 +169,18 @@ USBD_CLASS_DESCR_DEFINE(primary, 0) struct usb_cdc_ecm_config cdc_ecm_cfg = {
 	},
 };
 
+struct cdc_ecm_notification notification = {
+	.RequestType = {
+		.direction = USB_REQTYPE_DIR_TO_HOST,
+		.type = USB_REQTYPE_TYPE_CLASS,
+		.recipient = USB_REQTYPE_RECIPIENT_INTERFACE,
+	},
+	.bNotificationType = USB_CDC_NETWORK_CONNECTION,
+	.wValue = sys_cpu_to_le16(1),
+	.wIndex = sys_cpu_to_le16(1),
+	.wLength = 0,
+};
+
 static uint8_t ecm_get_first_iface_number(void)
 {
 	return cdc_ecm_cfg.if0.bInterfaceNumber;
@@ -325,6 +348,19 @@ static int ecm_connect(bool connected)
 		usb_cancel_transfer(ecm_ep_data[ECM_OUT_EP_IDX].ep_addr);
 		usb_cancel_transfer(ecm_ep_data[ECM_IN_EP_IDX].ep_addr);
 	}
+		int ret;
+		size_t len = sizeof(struct cdc_ecm_notification);
+
+		notification.wValue = sys_cpu_to_le16(1);
+		notification.wLength = sys_cpu_to_le16(1);
+
+		/* Notify the host */
+		ret = usb_write(ecm_ep_data[ECM_INT_EP_IDX].ep_addr,
+					(uint8_t*)&notification, len, NULL);
+		if (ret < 0) {
+			LOG_ERR("Write failure");
+			return -EINVAL;
+		}
 
 	return 0;
 }