DrRez: Microsoft Lync Server Technical Reference Hub

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. Author: Rui Maximo:  Product Version: Microsoft Lync Server 2010 communications software, Microsoft Office Communications Server 2007 R2. The latest version is 5.12.

...

The Session Traversal Utilities for Network Address Translation (STUN) protocol is an integral component of the Audio/Video Media Relay service. It provides the routing information and signaling that is needed to establish a secure media connection for all endpoints that are involved in audio/video communications. This article explains the integration of the new STUN/Traversal Using Relay NAT (TURN) (STUN/TURN) extensions with the Microsoft Office Communications Server 2007 R2, A/V Edge Server and...

Snooper is a multipurpose debugging tool for Microsoft Lync Server 2010 communications software. Snooper parses server and client trace log files and makes protocol (for example, SIP and HTTP) messages and traces easier to read. It can also read call details and stored procedure execution reports for errors. In addition, Snooper can display reports about users, conferences, and conferencing servers (also known as multipoint control units or MCUs). You can download this tool and other Microsoft...

This is part one of a two-part article that describes the many features of Microsoft Lync 2010 communications software that are available to the users of Microsoft Office 2010, Microsoft SharePoint 2010, and Microsoft Exchange 2010. Lync 2010 has now become part of these products through its ability to provision the integration of its many features. Now the instant messaging, enhanced presence, and conferencing features that are available in Lync 2010 are made available through browser-based clients...

The Survivable Branch Appliance is a purpose-built appliance to increase voice resiliency in branch-office scenarios. Built by Microsoft UC partners, this appliance is a blade server that is running Windows Server 2008 R2 and the Microsoft Lync Server 2010 communications software Registrar service and Mediation Server role with a public switched telephone network (PSTN) gateway in a single appliance chassis. In addition to dedicated appliances that are provided by Microsoft UC partners, customers...

You can implement Microsoft Lync Server 2010 Enterprise Voice functionality that utilizes multiple IntelePeer Session Initiation Protocol (SIP) trunks. Using a listed partner solution on the Microsoft Unified Communications Open Interoperability Program (UCOIP) helps ensure that the solution is tested and is compatible with Lync Server 2010, enabling you to implement the solution with confidence. Author: Brian R. Ricks Publication date: April 2011 Product version: Microsoft Lync Server 2010...

This is part two of a two-part article that describes the many features of Microsoft Lync 2010 communications software that are available to users of Microsoft Office 2010, Microsoft SharePoint 2010, and Microsoft Exchange 2010. Lync 2010 has now become a part of these products through its ability to provision the integration of the many features in Lync 2010. Now the corporate photographs, instant messaging, enhanced presence, and conferencing features that are available in Lync 2010 are accessible...

Microsoft Lync Web App is the new Microsoft browser-based client solution for the Microsoft Lync Server 2010 communication software instant messaging and conferencing features. The Lync Web App client can provide remote user access to internally hosted Lync Server 2010 conferences. This is done by using a reverse proxy configuration that many web proxy server solutions offer. Microsoft Forefront Threat Management Gateway 2010 supports a reverse proxy configuration that can host the remote Lync Web...

ABSConfig is an administrative tool that helps to customize Microsoft Lync Server 2010 Address Book Service configuration. You can download this tool and other Microsoft Lync Server 2010 Resource Kit tools from the Download Center . The ABSConfig.exe has been updated. The update resolves an issue where the ABSConfig.exe tool does not save changes. For a description of the update see The ABSConfig.exe tool does not save the most recent changes in Lync Server 2010 . Author : Tracy Zheng Publication...

Microsoft Lync Server 2010 communications software allows users to connect to each other remotely. This chapter describes the most common remote access scenarios, and then provides detailed call flow diagrams, traces, and related ms-diagnostics codes. Overviews of the basic scenarios are provided, giving context for how users make various connections. You can download this and other Microsoft Lync Server 2010 Resource Kit chapters from the Download Center . Authors : Randy Wintle , Dustin...

The Microsoft Office Communications Server 2007 R2 Resource Kit tool, Address Book Service Configuration Tool, provides Active Directory Domain Services attribute changes and Windows Management Instrumentation (WMI) configuration updates to the Address Book Service (ABS) settings. This tool can be used to regulate which Active Directory attribute information is included in the contact information that the Microsoft Office Communicator 2007 R2 address book file contains. This tool also provides administrators...

If you’re looking for an introduction about how to configure Cisco Unified Communications Manager (CUCM) version 7.1.3 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 is referred to as a SIP trunk. This article covers how to configure a SIP trunk in CUCM 7.1. Author: Curtis Johnstone , John Johnson , Rui Maximo ,...

Microsoft Lync Server 2010 Monitoring Server Reports provide a collection of system usage and call diagnostic reports. This collection of reports meets the needs of most Lync Server 2010 audio/visual (A/V) call scenarios. However, administrators that want to add to the extensibility of the Lync Server 2010 Monitoring Server Reports can easily do so by using tools that are provided with Microsoft SQL Server and the Monitoring Server Reports to add user-defined call details reports that are based on...

Microsoft Lync 2010 communications software now integrates with Microsoft SharePoint Server. This chapter covers Lync 2010 and SharePoint out-of-the-box integration features. These products have been originally designed with integration in mind, needing no special installations or customizations to take advantage of these integration features. Most integration features are compatible with both Microsoft SharePoint Server 2010 and Microsoft Office SharePoint Server 2007. You can download this and...

Microsoft Lync Web App is the new Microsoft browser-based client solution for the Microsoft Lync Server 2010 communications software. Lync Web App can provide remote user access to internally hosted Lync Server 2010 conferences by using a reverse proxy configuration that many web proxy server solutions offer. Microsoft Forefront Threat Management Gateway 2010 supports a reverse proxy configuration that can host the remote Lync Web App conferencing client. This article is the second part of a two...

Microsoft Lync Server 2010 Monitoring Server Reports provide a collection of system usage and call diagnostic reports. This collection of reports meets the needs of most Lync Server 2010 audio/visual (A/V) call scenarios. However, administrators that want to add to the extensibility of the Lync Server 2010 Monitoring Server Reports can easily do so by using tools that are provided with Microsoft SQL Server and the Monitoring Server Reports to add user-defined call details reports that are based on...

Customers sometimes ask how they can see archived instant messages after deploying the Microsoft Office Communication Server 2007 R2, Archiving Server. In response, we’ve developed a new tool called OCS IM Archive Viewer. Although there are some tools (recommended by support engineers at Microsoft) that can help customers retrieve instant messages from an archiving database, these tools don’t retrieve instant messages sent during a conference from an archiving database. You can download...

What is the use and value of the Director role? To be clear, the Director role doesn't exist. You won't find this server role in the Communications Server 2007 and 2007 R2 Setup. A Director is simply a Standard Edition Server or Enterprise pool that has NO users homed on it. This article will help you understand the value of a Director and help you decide if you want to use one in your organization. Author: Rui Maximo Publication date: January 2010 Product version: Office Communications...

Call admission control (CAC), also known as bandwidth management, is a new feature in Microsoft Lync Server 2010 that protects the network against oversubscription from servers running Lync Server 2010 and clients running Microsoft Lync 2010. After CAC policy is configured by the administrator, only the configured amount of bandwidth can be consumed for audio and video calls. CAC configuration is based on a network's IP subnets. Testing CAC in a lab environment that has only a single subnet can be...

There is much to think about in the design of your network perimeter for Office Communications Server-several services are offered in the perimeter network through the Edge Servers. The primary goal when implementing a split-brain DNS solution is to provide a near total disassociation of the internal DNS servers and the perimeter DNS servers. This provides easier and faster resolution for clients and prohibits an external DNS server from initiating communications with your internal DNS. This article...

This article offers a scenario to describe the Response Group Agent Live tool. Bob is a part-time Response Group agent. He is currently signed out from the agent group, but sees in the Response Group Agent Live tool that three calls are currently waiting while the other agents are busy serving customers. From within Response Group Agent Live, Bob quickly signs in to the Response Group to service the next call in the Response Group queue. You can download this tool and other Microsoft Lync Server...

Companies that allow employees to remotely sign in to Microsoft Lync Server 2010 communications software from the Internet can be susceptible to denial-of-service (DoS) and brute-force attacks. Both types of attacks involve guessing users' passwords or locking out user accounts when too many incorrect password attempts are made to a valid Active Directory Domain Services user account when a password policy is enforced. Although internal security is not compromised, both types of attacks can be disruptive...

The Interoperability with XMPP Systems using the XMPP Gateway chapter of the upcoming Microsoft Lync Server 2010 Resource Kit book provides details about how the Extensible Messaging and Presence Protocol (XMPP) gateway works with Microsoft Lync Server 2010 communications software. It describes ways to deploy, troubleshoot, and gain a deeper understanding of how the XMPP gateway functions. You can download this and other Microsoft Lync Server 2010 Resource Kit chapters from the Download Center ....

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, 2010 Product version : Microsoft Office Communications Server 2007 R2 If you're looking for a solution that enables you to connect your Office Communications Server...

The Interoperability with Asterisk and Skype chapter of the upcoming Microsoft Lync Server 2010 Resource Kit book provides information about integrating Microsoft Lync Server 2010 communications software with Asterisk, an open source Voice over IP (VoIP) server that can serve as a gateway for Lync Server. This chapter is being developed. It describes how to integrate Lync Server with PBXs that are not certified for direct Session Initiation Protocol (SIP) or with other third-party telephony systems...