How to enabled POP3 debug in Exchange Server 2007

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Hello folks, 

 Even in Exchange Server 2007 sometimes we may enable POP3 debug during troubleshooting procedures :) . To enable the debug of POP3 we can do these following steps:

  1. Open the file Microsoft.Exchange.Pop3.exe.config . It can be found at X:Program FilesMicrosoftExchange ServerClientAccessPopImap
  2. Change the ProtocolLog to True


 Restart the POP3 Service, and now we can see the log generated after the last restart, as it follows:


Best Regards,
Anderson Patricio

Written by Anderson Patricio

Anderson Patricio is a Canadian Exchange Server MVP and MCSM (Solutions Master) and he contributes to the Microsoft Community with articles, tutorials, blog posts, forums and book reviews. He is a regular contributor at, and (Portuguese).