This matches my usage pattern. For changing a single password, the GUI feels more efficient, but for changing atributes on a number of mailboxes the PowerShell CLI is fastest. With Server 2008 Server Core, the first thing I do is enable Remote Desktop and Remote Management; the syntax for joining a machine to the domain via netdom, for example, is heartbreakingly tedious to remember.I'm about a 50-50 split, most of my general administration is done in GUI, whereas I pretty much exclusively use the Exchange Management Shell to administer Exchange 2007.
This matches my usage pattern. For changing a single password, the GUI feels more efficient, but for changing atributes on a number of mailboxes the PowerShell CLI is fastest. With Server 2008 Server Core, the first thing I do is enable Remote Desktop and Remote Management; the syntax for joining a machine to the domain via netdom, for example, is heartbreakingly tedious to remember.