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Tales from the Crypt..oAPI Vulnerability (KB974571)

Posted Thursday, October 15, 2009 11:19 PM by ucspotting
    As much as I would like to catalog the story so far around KB974571 as fiction, the truth is that it resembles more to a horror movie. Before going any further, I would like to say that Microsoft recommends thorough testing of any software Read More...
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Live Meeting: Best Before Date (See Below)

Posted Friday, August 14, 2009 4:52 PM by ucspotting
Although on-premises web conferencing meetings organized with Office Communications Server (OCS) are not perishable products (and thus they don’t require a “best-before date”), there is some configuration involved around meeting life-cycle that I would Read More...
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The Artist Formerly Known as… RingCam

Posted Saturday, June 27, 2009 12:04 PM by ucspotting
A long time ago in a galaxy far, far away… there was a device called Microsoft RingCam: RingCam: an inexpensive omnidirectional camera and microphone array designed for capturing meetings. Hummm, could this be the missing link in Microsoft RoundTable Read More...
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The Butterfly Effect applied to OCS Edge Server R2

Posted Monday, May 25, 2009 4:42 PM by ucspotting
Chances are that, if you live in one of the green countries from the picture below (courtesy of Wikipedia ), and if you tried to setup the OCS 2007 R2 Edge server role, you probably felt the frustration, combined with a little bit of despair and asked Read More...
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The OCPhone Update Wars: The Return of the LG-Nortel 1.0.199

Posted Saturday, May 23, 2009 11:51 AM by ucspotting
In a previous post, How to upgrade Polycom CX700 1.0.452.0 using the OCS 2007 R2 Device Update Service , I asked if someone could lend me an Office Communicator Phone Edition (OCPhone) with firmware version 1.0.199. Well, Minsoo Park from LG-Nortel (kudos Read More...
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The case of the disappearing tabs

Posted Thursday, May 14, 2009 3:28 PM by ucspotting
One of the coolest features of Office Communications Server (OCS) 2007 R2 is the Response Group Service (also known as Automatic Call Distribution – ACD – in telephony world), a technology that’s mostly used in Contact Centers, but that can be applied Read More...
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How to upgrade Polycom CX700 1.0.452.0 using the OCS 2007 R2 Device Update Service

Posted Thursday, April 16, 2009 9:55 AM by ucspotting
Let me start by saying that, although the title of this post refers Polycom CX700 (because was this device I used), the procedures described here will probably work with other devices (e.g. LG-Nortel or Microsoft) . If you read my previous post Troubleshooting Read More...
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Upgrading to OCS 2007 R2: trouble removing the legacy pool

Posted Wednesday, April 08, 2009 9:49 AM by ucspotting
Let me start by saying that, so far, every migration I did from OCS 2007 to OCS 2007 R2 went like a charm. Kudos for the Microsoft OCS team, who came up with a really easy process and pretty well documented: Migration From Office Communications Server Read More...
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Troubleshooting OCS 2007 R2 Device Update Service for Communicator Phone Edition

Posted Wednesday, March 11, 2009 12:24 PM by ucspotting
One of the big improvements with the release of Office Communications Server (OCS) 2007 R2 was the new Device Update Service, much more simple than the previous version . Goodbye Windows SharePoint Services on a different server, no more additional complexity Read More...
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RemovePlusFromRequestURI (or how to make OCS non-RFC 3966-compliant)

Posted Saturday, February 28, 2009 6:16 PM by ucspotting
As you know, Office Communications Server 2007 Mediation Server uses a plus sign (+) to prefix E.164 numbers in the Request Uniform Resource Identifier (URI) for outgoing calls. However, certain private branch exchanges (PBXs) do not comply with RFC 3966 Read More...
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What are those pesky files in my root folder?

Posted Saturday, February 21, 2009 5:47 PM by ucspotting
Have you noticed that after you install an OCS server, there are some additional files dropped in the root folder (C:\)? These are the temporary files of the VC++ 2008 Redistributable package, which extracts them to the root of the drive where the installation Read More...
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Hey dude, where’s my OCS 2007 R2 Management Console?

Posted Saturday, February 21, 2009 12:51 PM by ucspotting
As you probably know by now, the setup process for Office Communications Server 2007 R2 has changed a little bit. One of the changes is that now you must manually install the Administrative Tools in a separate step (before, they were automatically installed Read More...
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Useful commands when deploying OCS 2007 R2

Posted Tuesday, January 20, 2009 7:11 PM by ucspotting
First of all, don’t panic! Office Communications Server (OCS) 2007 R2 still has a nice graphical setup wizard that guides you through the installation process. But sometimes, for very specific tasks, the command line is your best friend. This post is Read More...
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How many public certificates do I *really* need?

Posted Monday, December 29, 2008 5:44 PM by ucspotting
– How many public certificates do I need, in order to configure external access to my OCS 2007 pool? – 3. One for the HTTP Reverse Proxy, one for the OCS Access Edge and one for the OCS Web Conferencing Edge. – Even if I'm using a consolidated Read More...
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Connecting Communicator R2 to Exchange UM

Posted Wednesday, December 24, 2008 4:45 PM by ucspotting
Recently, I was doing some tests with Exchange Unified Messaging, but when I tried to connect to Exchange Voice Mail using Communicator R2, I got the following error: " Incompatible security setting.  The call could not be completed because Read More...
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