diff --git a/nodes/io/32-udp.html b/nodes/io/32-udp.html
new file mode 100644
index 000000000..25dbdc2ac
--- /dev/null
+++ b/nodes/io/32-udp.html
@@ -0,0 +1,176 @@
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
diff --git a/nodes/io/32-udp.js b/nodes/io/32-udp.js
new file mode 100644
index 000000000..39b7b1222
--- /dev/null
+++ b/nodes/io/32-udp.js
@@ -0,0 +1,115 @@
+/**
+ * Copyright 2013 IBM Corp.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ **/
+
+var RED = require("../../red/red");
+var dgram = require('dgram');
+
+// The Input Node
+function UDPin(n) {
+ RED.nodes.createNode(this,n);
+ this.group = n.group;
+ this.port = n.port;
+ this.host = n.host || null;
+ this.datatype = n.datatype;
+ this.iface = n.iface || null;
+ this.multicast = n.multicast;
+ var node = this;
+
+ var server = dgram.createSocket('udp4');
+
+ server.on("error", function (err) {
+ console.log("udp listener error:\n" + err.stack);
+ server.close();
+ });
+
+ server.on('message', function (message, remote) {
+ var msg;
+ if (node.datatype =="base64") { msg = { payload:message.toString('base64'), fromip:remote.address+':'+remote.port }; }
+ else if (node.datatype =="utf8") { msg = { payload:message.toString('utf8'), fromip:remote.address+':'+remote.port }; }
+ else { msg = { payload:message, fromip:remote.address+':'+remote.port }; }
+ node.send(msg);
+ });
+
+ server.on('listening', function () {
+ var address = server.address();
+ node.log('udp listener at ' + address.address + ":" + address.port);
+ if (node.multicast == "true") {
+ server.setBroadcast(true)
+ server.setMulticastTTL(128);
+ server.addMembership(node.group,node.iface);
+ node.log("udp multicast group "+node.group);
+ }
+ });
+
+ node.on("close", function() {
+ try {
+ server.close();
+ node.log('udp listener stopped');
+ }
+ catch (err) { console.log(err); }
+ });
+
+ server.bind(node.port,node.host);
+}
+RED.nodes.registerType("udp in",UDPin);
+
+
+// The Output Node
+function UDPout(n) {
+ RED.nodes.createNode(this,n);
+ //this.group = n.group;
+ this.port = n.port;
+ this.base64 = n.base64;
+ this.addr = n.addr;
+ this.iface = n.iface || null;
+ this.multicast = n.multicast;
+ var node = this;
+
+ var sock = dgram.createSocket('udp4'); // only use ipv4 for now
+ sock.bind(node.port); // have to bind before you can enable broadcast...
+ if (this.multicast != "false") {
+ sock.setBroadcast(true); // turn on broadcast
+ if (this.multicast == "multi") {
+ sock.setMulticastTTL(128);
+ sock.addMembership(node.addr,node.iface); // Add to the multicast group
+ node.log('udp multicast ready : '+node.addr+":"+node.port);
+ }
+ else node.log('udp broadcast ready : '+node.addr+":"+node.port);
+ }
+ else node.log('udp ready : '+node.addr+":"+node.port);
+
+ node.on("input", function(msg) {
+ if (msg.payload != null) {
+ //console.log("UDP:",msg.payload);
+ var message;
+ if (node.base64) { message = new Buffer(b64string, 'base64'); }
+ else { message = new Buffer(""+msg.payload); }
+ console.log("UDP send :",node.addr,node.port);
+ sock.send(message, 0, message.length, node.port, node.addr, function(err, bytes) {
+ if (err) node.error("udp : "+err);
+ });
+ }
+ });
+
+ node.on("close", function() {
+ try {
+ sock.close();
+ node.log('udp output stopped');
+ }
+ catch (err) { console.log(err); }
+ });
+}
+RED.nodes.registerType("udp out",UDPout);