gistfile1.diff

diff --git a/lib/net.js b/lib/net.js
index 284c37d..d7c741a 100644
--- a/lib/net.js
+++ b/lib/net.js
@@ -843,6 +843,17 @@ function connect(self, address, port, addressType, localAddress, localPort) {
   }
 }
 
+/*
+ * This function returns `true` if `value` is a string that represents a valid
+ * decimal or hexadecimal number, false otherwise.
+ */
+function stringRepresentsNumber(numberString) {
+  assert(typeof numberString === 'string');
+
+  var integerValue = numberString | 0;
+  return parseInt(numberString, 10) === integerValue ||
+         parseInt(numberString, 16) === integerValue;
+}
 
 Socket.prototype.connect = function(options, cb) {
   if (this.write !== Socket.prototype.write)
@@ -892,7 +903,6 @@ Socket.prototype.connect = function(options, cb) {
   } else {
     var dns = require('dns');
     var host = options.host || 'localhost';
-    var port = options.port | 0;
     var localAddress = options.localAddress;
     var localPort = options.localPort;
     var dnsopts = {
@@ -906,9 +916,17 @@ Socket.prototype.connect = function(options, cb) {
     if (localPort && !util.isNumber(localPort))
       throw new TypeError('localPort should be a number: ' + localPort);
 
-    if (options.port !== undefined && parseInt(options.port, 10) !== port)
+    var validPortNumber = util.isNumber(options.port) &&
+      isFinite(options.port);
+    var validPortString = util.isString(options.port) &&
+      stringRepresentsNumber(options.port);
+
+    if (options.port !== undefined && !validPortNumber && !validPortString)
       throw new TypeError('port should be a number: ' + options.port);
 
+    // At this point, we know that options.port represents a valid number,
+    // or is undefined, so we can safely convert it to an integer.
+    var port = options.port | 0;
     if (port < 0 || port > 65535)
       throw new RangeError('port should be >= 0 and < 65536: ' + port);
 
diff --git a/test/simple/test-net-create-connection.js b/test/simple/test-net-create-connection.js
index 5ee5325..8164e90 100644
--- a/test/simple/test-net-create-connection.js
+++ b/test/simple/test-net-create-connection.js
@@ -24,7 +24,7 @@ var assert = require('assert');
 var net = require('net');
 
 var tcpPort = common.PORT;
-var expectedConnections = 6;
+var expectedConnections = 7;
 var clientConnected = 0;
 var serverConnected = 0;
 
@@ -54,6 +54,7 @@ server.listen(tcpPort, 'localhost', function() {
   net.createConnection(tcpPort, 'localhost', cb);
   net.createConnection(tcpPort + '', 'localhost', cb);
   net.createConnection({port: tcpPort + ''}).on('connect', cb);
+  net.createConnection({port: '0x' + tcpPort.toString(16)}).on('connect', cb);
 
   fail({
     port: ''