Migrating from LCS 2005 SP1 to OCS 2007 – which client can you use when?

During migration from LCS 2005 SP1 to OCS 2007 you will have to understand which clients can be used under which conditions during the migration. When I talk about clients I’m referring to Office Communicator 2005 (OC 2005), Office Communicator 2007 (OC 2007), Office Communicator Mobile 2005 (CoMo 2005), Office Communicator Mobile 2007 (CoMo 2007),…


How to make the Root CA certificate available for Office Communicator 2007 Phone Edition?

Communication between the Office Communicator 2007 Phone Edition device (LG-Nortel model and Polycom model) and Office Communications Server 2007 is by default encrypted using TLS and SRTP. Therefore the device needs to trust certificates presented by OCS 2007 servers. If the OCS 2007 servers use public certificates they will most like be automatically trusted by…


Additional logic for resolving internal calling numbers in Exchange 2007 SP1 Unified Messaging

Exchange 2007 SP1 Unified Messaging includes additional logic for resolving internal calling numbers (Reverse Number Lookup – RNL) when it needs to generate Missed Call notifications and Voice Mail notifications. In Exchange 2007 RTM it performs RNL against UM-enabled users in the same UM dial plan and the called user’s Outlook Contacts. In Exchange 2007…


Why do I get "You are Not Authorized to View this page" when I access the OCS 2007 Software Update Service Management Console?

The Microsoft Office Communications Server 2007 Software Update Service is used to maintain Office Communicator Phone Edition and Microsoft RoundTable devices. The management interface is a Web application called the Management Console (https://<host>/MgmtConsole). You might get the message “You are Not Authorized to View this page” when you try to access this page. The reason…


Why is my device optimized for Office Communicator 2007 not showing my presence state or reacting on HID commands?

On http://www.microsoft.com/uc/partners_hardware.mspx you will find a number of devices, which have been optimized for Office Communicator 2007. Being optimized for Office Communicator 2007 means that the device implements a number of features, including wide band audio, presence state icon and Human Interface Devices (HID) commands like mute, speaker phone, off-hook etc. However, even if the…