In a previous post I discussed how the policies related to PSTN re-routing and bandwidth policy override worked. In this post I’ll use the same setup and describe how to configure voice routing to support PSTN re-rerouting. I will assume that the calling...

Media Bypass is a new feature in Lync 2010 enabling media to flow directly between clients and PSTN gateways. The basic concept is that the client and the Mediation Server exchanges BypassId’s and if the Id’s match each other media bypass is possible...

I had been doing some re-installation of my lab and was not sure if I had remembered to install the latest CU on all the servers. I created the following script to give me the highest version of any OCS/Lync component installed on my servers. The highest...

The official NextHop article is now available here , so I'm removing the text from this post.

In most environments you won’t see this, but depending on your infrastructure you might get a prompt when signing in to Lync similar to the one in the picture below. You might be asking yourself why do I get this prompt? Background Microsoft Lync 2010...

You might have wondered exactly which Active Directory permissions the Microsoft Lync Server 2010 PowerShell cmdlets Grant-CsSetupPermission and Grant-CsOuPermission grants which Active Directory group? If so, I hope the following post will stop your...

This post is written by my colleague Thomas Binder . With the recent release of the first updates for Lync Server 2010 and all clients for Lync, it is probably the first time you update your new Lync devices (for details on the update process please refer...

Microsoft Lync 2010 is able to use the Wireless Access Point, a laptop is connected to, as the key to show your location. The client sends the so called Basic Service Set Identifier ( BSSID), which can be seen as an identifier for the wireless access...

Yesterday we released Cumulative Update 1 (CU1)   for Lync 2010 and it includes very good news for users of location information in Lync 2010, especially for deployments outside of the United States. Prior to CU1 location information loaded into...

Microsoft Lync Server 2010 includes a range of performance monitor counters showing the health and performance of the system. One of the counters is MEDIA – 000 – Global health counter in the group LS:MEDIA – 00 – Operations. The counter indicates the...

Many of the Synthetic Transactions (ST) in Lync Server 2010 allow you to specify a user and the corresponding user credentials, but do you always have to specify the user credentials? The answer depends on from where you run the ST. If you run the ST...

(Updated with pointer to UCMA 3.0 documentation and also only describing using SEFAutil on a dedicated server. We recommend installing trusted applications on dedicated servers. However using Lync Server Management Shell cmdlets you can configure CsTrustedApplicationPool...

In Microsoft Lync 2010 we provide support for E-9-1-1 to dial emergency services in United States. In order for the emergency services to be able to get in contact with the person making the emergency call, the Lync 2010 client automatically disable the...

Lync Web App is a new Silverlight based web browser client that allows participants to join meetings hosted on Microsoft Lync Server 2010. It is primarily used by users that do not have Lync 2010 installed. A user initiates the meeting join process by...

In case you’re not following NextHop (shame on you in that case ) they posted an article I wrote on the Photo Experience in Lync - http://blogs.technet.com/b/nexthop/archive/2010/11/22/microsoft-lync-2010-photo-experience.aspx

I was fortunate enough to attend TechEd Europe 2010 last week in Berlin and spend some time in the booth demo’ing and trying to answer questions from the delegates. I had a couple of questions I needed to do some more research on and I’m posting the answers...

I’m not talking about having too many friends on Facebook, too many connections on LinkedIn or too many followers on Twitter. I’m talking about the real deal – too many watchers – that is too many people watching or subscribing to your presence information...

In Microsoft Lync Server you can configure bandwidth management such that media can use an alternate path, if adequate bandwidth is not available in primary path. It is done using the Set-CsNetworkRegion cmdlet and the boolean parameters AudioAlternatePath...

You might have seen the event with id 32113 from LS User Services informing that “Pas with FQDN: x.y.z has been detected up” and wondered what Pas is? Pas or PAS stands for Presence Agent Server and is the component of the Lync Server handling presence...

My colleague Thomas Binder drew my attention to this feature. Microsoft Lync  2010 includes the ability to automatically populate the Frequent Contacts list with members from your team. The feature is controlled by the AutoInitiateContacts parameter...

I was planning to write a post on how Exchange 2010 SP1 UM is able to send Message Waiting Indicator (MWI) to Lync 2010, but then I discovered that this is already covered in great detail in the Exchange 2010 SP1 documentation . What I will add to...

(Updated Oct 15 to fix misunderstanding around how EnableBWPolicyOverride works) In this post I will show you how to configure CAC or bandwidth management and describe how the user experience will be when making calls where no bandwidth is available....

Update May 25, 2011: The official Server Administration chapter including the CMS section has now been published - http://blogs.technet.com/b/drrez/archive/2011/05/24/microsoft-lync-server-2010-resource-kit-server-administration.aspx The following...

In Microsoft Lync Server 2010 the Mediation Server is now able to control multiple PSTN gateways. How does this impact outbound routing of calls? Imagine a scenario as in the figure below. We have two sites A and B each with a SE server, a co-located...

In order to add disclaimers to Online Meeting invites generated by the Online Meeting Add-in for Microsoft Lync 2010 you can use Transport Rules in Exchange. In my lab I’m running Exchange 2010 SP1, but Transport Rules have been in Exchange since...