They have done it again.. now with a lot of option
Microsoft Connectivity Analyzer (beta), a portable version of the Remote Connectivity Analyzer website, and a short 49 second video that introduces the Microsoft Connectivity Analyzer.
Read more…click here

Microsoft Connectivity Analyzer Pre-Requisites
- The tool supports the following operating systems: 64bit Windows 7, Windows 7, Windows Server 2008+
- Microsoft .NET Framework 4.5 is required.
- Browsers requirements:
The installation will work on all modern browsers. However…
- If you are using Google Chrome, you will need to install ClickOnce for Google Chrome
- If you are using FireFox, you will need to install Microsoft .Net Framework Assistant for FireFox.
Good work folks!!!