How to Enable Debug Level Logging


Topic Last Modified: 2005-05-05

If you are experiencing mail flow issues in Exchange Server 2003 and want to view all events as part of your troubleshooting effort, you can modify a registry key to set event logging to level 7, the debugging level, which is the highest level.

This topic contains information about editing the registry.

Incorrectly editing the registry can cause serious problems that may require you to reinstall your operating system. Problems caused by not editing the registry incorrectly may not be able to be resolved. Before editing the registry, back up any valuable data.

  1. Start Registry Editor.

  2. In Registry Editor, locate and then click the following registry key:


    MSExchangeTransport\Diagnostics\SMTP Protocol

  3. Set the value to 7, and then click OK.