Voicemail: a story of unrealised potential

This whitepaper details the value that Exchange 2010’s Unified Messaging capabilities offer to empower your users, reduce cost and manage risk by replacing your voicemail system. Voicemail is a relatively mature technology. It is so thoroughly established in users’ daily workflows that it has become practically invisible to the organization except as an ongoing expense….


OCS R2 Site Resiliency

Using backup and restoration procedures for site disaster recovery as described in the Microsoft Office Communications Server 2007 R2 documentation library topic Backup and Restoration, can entail some downtime for users. This white paper describes a site resiliency solution for Office Communications Server 2007 R2. The solution includes an Enterprise pool that spans two geographically…


Determining the Scalability of Combined CAS and Hub Roles in Exchange 2007

Bill Thompson has written a great whitepaper on considerations for Exchange 2007 servers running both the CAS and Hub roles. This white paper provides information about the scalability of computers running Microsoft Exchange Server 2007 with the Client Access server role and the Hub Transport server role installed on the same server. It also provides…


OCS 2007 R2 Virtualisation Support

We are pleased to announce official support for server virtualisation for Office Communications Server 2007 R2. We are introducing support for both a fully distributed virtualised topology across several hypervisors and for a single server virtualised topology. These topologies are supported on Windows Server 2008 Hyper-V and any Server Virtualisation Validation Program (SVVP) certified partner…


Integrating Telephony with OCS R2

Updated for OCS 2007 R2, this white paper covers everything you want to know about Voice Interoperability with OCS.  Topics include Media Gateways, IP-PBXs, SIP Trunking, PBX integration Scenarios, Standards Compliance, Integration Features and Migration Strategies. Download it from http://www.microsoft.com/downloads/details.aspx?familyid=8CDE0C3A-042E-445B-A514-2D12ED5B2AC2&displaylang=en


Do You Really Need A SAN Anymore?

I have had many interesting conversations about my post on Advantages of DAS over SAN storage in Exchange 2007 and the related session I delivered at Tech.Ed 2008… many sceptics have seen the light, although some remain sceptical. It’s interesting to see that Forrester have published a paper titled “Do You Really Need A SAN…


OCS 2007 Video-conferencing Interoperability White Paper

Office Communications Server 2007 is the first Microsoft product to combine enterprise-ready IM, presence, video-conferencing, web-conferencing, and VoIP telephony in one solution. In addition, OCS 2007 includes real-time videoconferencing solutions running on servers in your intranet or interoperating with video-conferencing hardware vendors such as TANDBERG or Polycom. Providing interoperability between Office Communications Server 2007 and…


Designing Your Perimeter Network for Office Communications Server 2007 White Paper

This paper answers questions about Office Communications Server 2007 with specific regard to its integration into the perimeter network (also known as DMZ, demilitarized zone, or screened subnet). The first section, “Commonly Asked Questions,” answers key design questions from customers about the initial stages of product deployment. The second section, “Architecture and Networking Best Practices,”…