Update: Microsoft Lync Server 2010 Protocol Workloads Poster

The Microsoft Lync Server 2010 communications software protocol workloads poster shows the protocols that are used by each workload in Lync Server 2010, describing relationships, dependencies, the servers that initiate connections, and certificate requirements. This poster provides a snapshot of the network connections between server roles. You can download this poster from here. The latest update…


Office Communications Server 2007 R2 Video Interoperability: What Works? What Doesn’t?

Video interoperability was introduced in Microsoft Office Communications Server 2007 R2 in 2008 with both Polycom and TANDBERG video conferencing to enable specific interoperability scenarios. Our ongoing work in this space continues to evolve in Office Communications Server 2007 R2. This article describes these interoperability scenarios and their respective usage cases: which ones work and…


Configure a ThinkTel SIP Trunk

If you’re looking for a solution that enables you to connect your Office Communications Server infrastructure to the PSTN, you will want to consider configuring a SIP Trunk. A SIP trunk configuration is a great way to go if you don’t already have an IP/PBX. Author: Rui Maximo, Mike Wood (ThinkTel) Publication date: March 9,…


Configuring a Broadvox SIP Trunk in Communications Server 2007 R2

Using the integrated voice features in Communications Server 2007 R2 for external telephone calls adds efficiency and call controls when using Office Communicator. However, enabling Enterprise Voice within Communications Server 2007 R2 can be a daunting task. Using a SIP trunk by Broadvox and the following configuration steps makes the process easier and less costly….


SIP Trunking: What Is It? Why Do I Need It? How Do I Deploy It?

A SIP trunk is a direct connection between your organization and an ITSP. It enables you to extend VoIP telephony beyond your organization’s firewall without the need for an IP-PSTN gateway. Additionally, SIP trunks can carry instant messages, multimedia conferences, user presence information, Enhanced 9-1-1 (E9-1-1) emergency calls, and other SIP-based, real-time communications services. Because…


Direct SIP: Cisco Unified Communications Manager 6.1

If you’re looking for an introduction about how to configure Cisco Unified Communications Manager (CUCM) version 6.1.2 with Office Communications Server 2007 R2, this article will help you. The proper way to connect and interoperate the two products is to set up a Direct SIP connection in Office Communications Server. On the Cisco side, this…


Direct SIP: Configuring Mediation Server

This article is a partner article to “Direct SIP: Cisco Unified Communications Manager 6.1” and focuses on the configuration requirements for the Mediation Server in Office Communications Server 2007 R2. The main steps include configuring CUCM as the Mediation Server’s gateway and modifying Mediation Server’s location profile, but you’ll want to read on to get…