diff --git a/ESP32_AP-Flasher/include/udp.h b/ESP32_AP-Flasher/include/udp.h
new file mode 100644
index 00000000..53d562c1
--- /dev/null
+++ b/ESP32_AP-Flasher/include/udp.h
@@ -0,0 +1,18 @@
+#include <Arduino.h>
+
+#include "AsyncUDP.h"
+
+class UDPcomm {
+	public:
+		UDPcomm();
+		~UDPcomm();
+		void init();
+		void send(uint8_t* output);
+		void processDataReq(struct espAvailDataReq* eadr);
+	
+	private:
+		AsyncUDP udp;
+		void processPacket(AsyncUDPPacket packet);
+};
+
+void init_udp();
\ No newline at end of file
diff --git a/ESP32_AP-Flasher/src/main.cpp b/ESP32_AP-Flasher/src/main.cpp
index 75fa3a4b..d4292dcb 100644
--- a/ESP32_AP-Flasher/src/main.cpp
+++ b/ESP32_AP-Flasher/src/main.cpp
@@ -17,7 +17,7 @@
 #endif
 
 #include "web.h"
-
+#include "udp.h"
 #include "leds.h"
 
 void timeTask(void* parameter) {
@@ -66,6 +66,8 @@ void setup() {
     // https://github.com/nayarsystems/posix_tz_db/blob/master/zones.csv
 
     init_web();
+    init_udp();
+    
     loadDB("/current/tagDB.json");
 
     xTaskCreate(zbsRxTask, "zbsRX Process", 10000, NULL, 2, NULL);
diff --git a/ESP32_AP-Flasher/src/serial.cpp b/ESP32_AP-Flasher/src/serial.cpp
index 149f5cff..bd70ddaa 100644
--- a/ESP32_AP-Flasher/src/serial.cpp
+++ b/ESP32_AP-Flasher/src/serial.cpp
@@ -5,10 +5,11 @@
 #include "commstructs.h"
 #include "flasher.h"
 #include "newproto.h"
+#include "powermgt.h"
 #include "settings.h"
+#include "udp.h"
 #include "web.h"
 #include "zbs_interface.h"
-#include "powermgt.h"
 
 #define ZBS_RX_WAIT_HEADER 0
 #define ZBS_RX_WAIT_PKT_LEN 1
@@ -22,6 +23,8 @@
 #define ZBS_RX_WAIT_JOINNETWORK 10
 #define ZBS_RX_WAIT_XFERTIMEOUT 11
 
+extern UDPcomm udpsync;
+
 uint8_t restartBlockRequest = 0;
 
 uint16_t sendBlock(const void* data, const uint16_t len) {
@@ -196,6 +199,7 @@ void SerialRXLoop() {
                 if (pktindex == sizeof(struct espAvailDataReq)) {
                     struct espAvailDataReq* adr = (struct espAvailDataReq*)packetp;
                     processDataReq(adr);
+                    udpsync.processDataReq(adr);
                     free(packetp);
                     RXState = ZBS_RX_WAIT_HEADER;
                 }
diff --git a/ESP32_AP-Flasher/src/udp.cpp b/ESP32_AP-Flasher/src/udp.cpp
new file mode 100644
index 00000000..37ca198f
--- /dev/null
+++ b/ESP32_AP-Flasher/src/udp.cpp
@@ -0,0 +1,62 @@
+#include <Arduino.h>
+#include <WiFi.h>
+
+#include "AsyncUDP.h"
+#include "commstructs.h"
+#include "newproto.h"
+
+#define PKT_AVAIL_DATA_SHORTREQ 0xE3
+#define PKT_AVAIL_DATA_REQ 0xE5
+#define PKT_AVAIL_DATA_INFO 0xE6
+#define PKT_BLOCK_PARTIAL_REQUEST 0xE7
+#define PKT_BLOCK_REQUEST_ACK 0xE9
+#define PKT_BLOCK_REQUEST 0xE4
+#define PKT_BLOCK_PART 0xE8
+#define PKT_XFER_COMPLETE 0xEA
+#define PKT_XFER_COMPLETE_ACK 0xEB
+#define PKT_CANCEL_XFER 0xEC
+#define PKT_PING 0xED
+#define PKT_PONG 0xEE
+
+UDPcomm udpsync;
+
+void init_udp() {
+    udpsync.init();
+}
+
+UDPcomm::UDPcomm() {
+    // Constructor
+}
+
+UDPcomm::~UDPcomm() {
+    // Destructor
+}
+
+void UDPcomm::init() {
+    if (udp.listenMulticast(IPAddress(239, 10, 0, 1), 16033)) {
+        Serial.print("UDP Listening on IP: ");
+        Serial.println(WiFi.localIP());
+        udp.onPacket([this](AsyncUDPPacket packet) {
+            this->processPacket(packet);
+        });
+    }
+}
+
+void UDPcomm::send(uint8_t* output) {
+    udp.writeTo(output, strlen((char*)output), IPAddress(239, 10, 0, 1), 16572);
+}
+
+void UDPcomm::processPacket(AsyncUDPPacket packet) {
+    if (packet.data()[0] == 0xFD) {
+        espAvailDataReq* adr = (espAvailDataReq*)&packet.data()[1];
+        processDataReq(adr);
+    }
+}
+
+void UDPcomm::processDataReq(struct espAvailDataReq* eadr) {
+    uint8_t buffer[sizeof(struct espAvailDataReq) + 1];
+    buffer[0] = PKT_AVAIL_DATA_INFO;
+    memcpy(buffer + 1, eadr, sizeof(struct espAvailDataReq));
+    udp.writeTo(buffer, sizeof(buffer), IPAddress(239, 10, 0, 1), 16572);
+}
+