This quick reference card summarizes the tasks most commonly performed when using Office Communications Server 2007 R2 Attendant. It describes how to navigate the main window, answer incoming calls, make outgoing calls, transfer calls, and take notes. It also covers how to set up conference calls, manage multiple conversations, and search for contacts.
Get it here: http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=0005b7b9-b40e-4e56-9ece-acc4b1d2f92e