Monthly Archives: February 2010

Allow relaying on Exchange 2007 & Exchange 2010 in 4 easy steps

I have this application/website that needs to send emails, I have it configured to use our exchange server as SMTP. It can send emails to internal users however external ones are failing with a “550 5.7.1 Unable to relay” error

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Installing your first Exchange 2010 CAS – Part 2

A few days back I have talked about Installing your first Exchange 2010 Client Access Server when migrating from Exchange 2003 to Exchange 2010. Today I will discuss the requirements of installing your first Exchange 2010 CAS if migrating from

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26 things I shouldn’t forget about Exchange 2010 DAG, nor should you!

I am currently involved in planning and designing a couple of site resilient Microsoft Exchange 2010 clusters so I have been reviewing my notes and here is one I would like to share with you. In short it is the

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