The Exchange Server Remote Connectivity Analyzer is a Web site for IT administrators to validate and diagnose end-to-end ...

The Exchange Server Remote Connectivity Analyzer is a Web site for IT administrators to validate and diagnose end-to-end Exchange scenarios. The site simulates multiple Exchange client access and inbound SMTP scenarios from outside your infrastructure and reports whether the test was successful. If the test fails, the tool informs you exactly where it failed in the process and provides troubleshooting tips for resolving the issue.