Just a quick heads-up on support for Exchange 2007. Mainstream support for Exchange 2007 ended on April 10, 2012 and Extended Support will end on April 11, 2017. Rollup updates might be made available for another 2 years but you at this moment you should be planning to upgrade your platform.
With all the buzz going on about end-of-support for Windows XP (April 8, 2014) I suddenly realized there are more Operating Systems and (Server Applications) that are about to hit the end-of-support date.
On this side of the pond a lot of customers are still running Exchange 2003. Exchange 2003 Extended support will end on April 8, 2014 as well, just like Windows XP. This means that from this date on Exchange 2003 is no longer supported, and (critical) security fixes will not be released by Microsoft. The product won’t stop working, but personally I think the time is right to start working on an upgrade. Continue reading Exchange 2003 Support comes to an end