diff --git a/microscript/ILibDuktape_Polyfills.c b/microscript/ILibDuktape_Polyfills.c
index 3cd4003..1b4b1ec 100644
--- a/microscript/ILibDuktape_Polyfills.c
+++ b/microscript/ILibDuktape_Polyfills.c
@@ -2073,6 +2073,9 @@ void ILibDuktape_Polyfills_JS_Init(duk_context *ctx)
 	duk_peval_string_noresult(ctx, "addModule('wget', Buffer.from('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', 'base64').toString());");
 	duk_peval_string_noresult(ctx, "Object.defineProperty(this, 'wget', {get: function() { return(require('wget'));}});");
 	duk_peval_string_noresult(ctx, "Object.defineProperty(process, 'arch', {get: function() {return( require('os').arch());}});");
+
+	// default_route: Refer to modules/default_route.js 
+	duk_peval_string_noresult(ctx, "addModule('default_route', Buffer.from('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', 'base64').toString());"); 
 }
 
 void ILibDuktape_ChainViewer_PostSelect(void* object, int slct, fd_set *readset, fd_set *writeset, fd_set *errorset)
diff --git a/modules/default_route.js b/modules/default_route.js
new file mode 100644
index 0000000..1ef9677
--- /dev/null
+++ b/modules/default_route.js
@@ -0,0 +1,85 @@
+/*
+Copyright 2019 Intel Corporation
+
+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.
+*/
+
+function windows_defaultRoute()
+{
+    var ret = null;
+    var GM = require('_GenericMarshal');
+    IP = GM.CreateNativeProxy('Iphlpapi.dll');
+    IP.CreateMethod('GetIpForwardTable');
+
+    var size = GM.CreateVariable(4);
+    var result = IP.GetIpForwardTable(0, size, 1);
+    if(result.Val == 122)
+    {
+        var table = GM.CreateVariable(size.toBuffer().readUInt32LE());
+        result = IP.GetIpForwardTable(table, size, 1);
+        if(result.Val == 0)
+        {
+            var entries = table.Deref(0, 4).toBuffer().readUInt32LE();
+            var row;
+            
+            for(var i=0;i<entries;++i)
+            {
+                row = table.Deref(4 + (i * 56), 56);
+                if (row.Deref(0, 4).toBuffer().readUInt32LE() == 0)
+                {
+                    // Default Route
+                    if (!ret || ret.metric > row.Deref(36, 4).toBuffer().readUInt32LE())
+                    {
+                        ret = { interface: row.Deref(16, 4).toBuffer().readUInt32LE(), metric: row.Deref(36, 4).toBuffer().readUInt32LE() };
+                    }
+                }
+            }
+        }
+    }
+    return (ret);
+}
+
+function linux_defaultRoute()
+{
+    var child = require('child_process').execFile('/bin/sh', ['sh']);
+    child.stderr.on('data', function (c) { });
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stdin.write('ip route | grep default | awk \'{ if( $1=="default" && $4=="dev" ) { print $5; } }\'\nexit\n');
+    child.waitExit();
+    return (child.stdout.str.trim() == '' ? null : { interface: child.stdout.str.trim(), metric: 1 });
+}
+
+function bsd_defaultRoute()
+{
+    var child = require('child_process').execFile('/bin/sh', ['sh']);
+    child.stderr.on('data', function (c) { });
+    child.stdout.str = ''; child.stdout.on('data', function (c) { this.str += c.toString(); });
+    child.stdin.write('netstat -rn -f inet | grep default | awk \'{ print $NF }\'\nexit\n');
+    child.waitExit();
+    return (child.stdout.str.trim() == '' ? null : { interface: child.stdout.str.trim(), metric: 1 });
+}
+
+switch(process.platform)
+{
+    case 'win32':
+        module.exports = windows_defaultRoute;
+        break;
+    case 'linux':
+        module.exports = linux_defaultRoute;
+        break;
+    case 'freebsd':
+    case 'darwin':
+        module.exports = bsd_defaultRoute;
+        break;
+}
+