Setting up the Cisco Call Manager 4.2.1 for “Direct SIP with IP-PBX”

In our previous post, we introduced changes in Office Communications Server to enable Direct SIP with IP-PBX such as Cisco Call Manager. In this simple example, we provide a configuration of Direct SIP with Cisco Call Manager 4.2.1. Author: Francois Doremieux, Jerome Berniere Publication date: September 2008 Product version: Office Communications Server 2007 R2 1) Main assumptions for…

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Unable to download Address Book – Misconfigured external URL during initial setup

Author: Rob Pittfield Publication date: January 2009 Product version: Office Communications Server 2007 R2 Another reason clients can have problems downloading the OCS Address Book is because the external download URL wasn’t set on initial installation.  It’s an optional setting during the initial deployment of OCS 2007 Standard Edition or the Web Components portion of an Expanded…

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To UDP, or not to UDP, that is the question…

Author: Russell Bennett Publication date: May 2008 Product version: Office Communications Server 2007 R2 Generically, SIP can use (at least) 3 types of transport. Office Communications Server supports TCP and TLS, with the latter being the default (actually, TLS runs on TCP). Various interactions with some partners and customers of late of have posed the question: “Why…

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Information on A/V Edge Ports and Public IP Addresses

Update July 22 – “Designing Your Perimeter Network for Office Communications Server 2007 White Paper“ (http://www.microsoft.com/downloadS/details.aspx?familyid=E4A8D703-E41A-47D9-B9DD-2799F894AF92&displaylang=en) Author: Alan Shen Publication date: March 2008 Product version: Office Communications Server 2007 R2 The A/V edge server enables users to participate in audio and video connections from outside the corporate network, such as a point to point call, a conference,…


Determining Health and Wellness of an OCS Deployment – Web Conferencing and MCUs

Multi-point Control Units for Web Conferencing and Audio & Video.. How do IT Admins determine if these servers are staying healthy? As I explained in my previous blog in order to implement a comprehensive monitoring plan, the real trick is how to tell proactively when MCU server health is starting to decay. MCUs can be…


CWA 2007 R2 and Normalization Rules

This post addresses inconsistencies with how Communicator Web Access 2007 R2 (CWA) implements normalization rules in relation to OC and other OCS clients. Author: Jens Trier Rasmussen Publication date: March 2009 Product version: Office Communications Server 2007 R2 OCS 2007 introduced the concept of location profiles and normalization rules to convert phone numbers from one format to…


New PIC Licensing and released XMPP Gateway

Author: Publication date: October 2009 Product version: Office Communications Server 2007 R2 We are excited to announce changes to the Office Communications Server Public IM Connectivity (PIC) license that provides instant messaging and presence federation to the Windows Live, AOL and Yahoo! public IM networks. Starting October 1, 2009, the following licensing changes will be made: A…

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Updated – PowerShell Script for Retrieving IM from Archiving Database

Author: Nick Smith Publication date: Setember 2009 Product version: Office Communications Server 2007 R2 Following the release of Office Communications Server 2007 Sasa Juratovic posted a PowerShell script  to retrieve user IM conversations form the archiving database.  (http://communicationsserverteam.com/archive/2008/01/14/69.aspx) With the release of Office Communications Server 2007 R2 there were changes in the archiving database schema allowing the…

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Office Communicator 2007 Phone Edition (OCPE) call logs: 401 http errors

Author: Thomas Binder Publication date: September 2009 Product version: Office Communications Server 2007 R2 As we all know, in the world of computers we have a binary system. Either something works (1) or it does not (0). And as all of us really know, there is another state, that we all loath, “works sometimes” (1.5). Recently I…

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No Missed Call Notification for RGS Calls

Author: Stéphane Cavin Publication date: August 2009 Product version: Office Communications Server 2007 R2 When a user is an agent of a Response Group, he will receives voice calls via the Response Group Service. Because calls are not originally targeted at this user in particular, no missed call notification will be generated. This behavior has been designed…

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