List Mailbox Sizes for both Exchange 2003 and Exchange 2007

This is a script I put together because…well I don’t remember what prompted me to write it.  Who cares 🙂 This script uses the built-in cmdlets for Exchange 2007 find 2007 servers and legacy servers.  It then uses WMI to talk to the legacy servers to get the mailbox sizes.  Technically, this script requires Exchange…

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