Script – to create users in AD and enable it for Office Communications server

I wrote a simple script to automate the process of user account creation in AD and to enable them for OCS with EV, which I am sharing at this blog… Before I start talking about the script further, I’d request everyone to read the following disclaimer carefully. Disclaimer: Run the script in your environment at…

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OCS VOIP call gets dropped when caller ID is blocked

  In an OCS VOIP deployment, call routing works fine. But it breaks down when the caller ID is blocked in certain circumstances.   I was working with one of the customers, everything was working just fine when caller ID was not blocked at the gateway end. When caller ID was blocked at the gateway…

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PSTN user cant join dial-in conferencing

Recently I worked on an issue where internal users could dial into conferencing atendant, but PSTN users cant. Dial-In conferencing was configured properly. When a PSTN user tries to join the conference, OCS does provide option to dial the conference ID but it will never listen it. OCS 2007 R2 was configured with CISCO call…

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The Office Communications Server 2007 R2 Capacity Planning Toolkit

  The Office Communications Server 2007 R2 Capacity Planning Toolkit provides a set of tools and documentation to simplify capacity planning for Office Communications Server 2007 R2. The Capacity Planning Toolkit can be used as a complement to the Microsoft Office Communications Server 2007 R2 Planning Guide. This release of the Office Communications Server 2007…

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Explore OCS 2007 R2 – Microsoft® Office Communications Server 2007 R2 Dial-in Conferencing

This is one of the best features in the new release of Office Communications Server. There was Audio conferencing in OCS 2007 but the concept of bridge was missing. You couldn’t create an audio room to invite the conference participants. One had to initiate the conference and invite others to let them join. Office Communications…

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Explore OCS 2007 R2 – New Attendant console

Microsoft Communicator 2007 R2 Attendant ================================ Microsoft Communicator 2007 R2 Attendant is an intuitive, integrated, call management application that facilitates accurate & rapid call handling and routing for front-line business professionals. With Microsoft Communicator 2007 R2 Attendant you can handle large call volumes, accept, manage and place calls on behalf of other contacts, and use…

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Message when attempting to manage OCS 2007 R2 users through the OCS 2007 Admin tools

Summary=============================Enterprises can have mixed deployment of OCS 2007 and OCS 2007 R2 in which they install the OCS 2007 Admin Tools to manage servers/users for OCS 2007.  If they attempt to use the OCS 2007 Admin Tools to manage users who are on an OCS 2007 R2 pool they will get the following misleading error:“This…

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Outlook Integration Error – Microsoft office Communicator 2007!

During my job as unified communications engineer, one of the frequent problems I encounter is “Outlook Integration Error” warning alert, appearing in Microsoft Office Communicator 2007. Assuming that you have outlook 2007 and Microsoft office Communicator 2007 installed on the client, I follow the following steps to ensure that the issue gets resolved. 1. I…

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Maximum supported users for different topologies!

Following table talks about the supported number of connections in different topologies defined in the planning guide of OCS 2007. You can find the planning guide here… http://www.microsoft.com/downloads/details.aspx?familyid=723347c6-fa1f-44d8-a7fa-8974c3b596f4&displaylang=en     Topology Supported Performance Stand-alone Access Edge Server 15,000 client connections Stand-alone Web Conferencing Edge Server 3,000 client connections Stand-alone A/V Edge Server 1,500 concurrent audio/video…

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How does OCS select Exchange UM Server…

When any external or Internal user calls a user in OCS-UM enabled environement, The OCS Server selects the UM server for Voice mail facility. Following steps explain how does this happen – OCS will determine SIP Address of the dialed number It will check if the user is enabled for Unified Messaging. The attribute it…

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