Do you want to build your own Lync lab and you need guideline, I’ll post a series of four parts for a walkthrough for my lab setup and configuration over the next period… So let’s start by part 1: The Lab environment: Windows 2008 R2 as the OS for Lync...

Do you have IIS on Windows 64 bit and want to run application that is for 32 bit. No problem. From the Inetpub admin scripts run the following: " cscript.exe adsutil.vbs set W3SVC/AppPools/Enable32BitAppOnWin64 true" Here are the details. Windows...

So now with all services started we are ready in this final part to create and enable our first Lync users but let me show you first the Lync Control Panel. 1. From the start menu open the ‘Lync Server Control Panel’ 2. You will be prompted for the admin...

In part 1 of this series we went through the deployment prerequisites, prepared the servers and prepared the environment for the deployment. In this part we will go through the planning tool, topology building and the server deployment. 1. First we need...

I've worked on many projects involving migrating Exchange 2000/2003 to Exchange 2007 and from these migration planning i can list the common guidelines that can help in doing your migration planning. The transition process from Exchange 2003 to Exchange...

In this part we need to deploy a local configuration store with the published configuration in the central management store on our Lync server, we will do that by using the deployment wizard again and selecting the ‘Install or update Lync Server System...

What is a DAG? A database availability group (DAG) is the base component of the high availability and site resilience framework that is built into Exchange 2010. A DAG is a group of up to 16 Mailbox servers that host a set of databases and provide...

In Exchange 2007 we introduced the concept of proxying and redirection to manage the multi sites deployments (Internet facing & Non-Internet facing). In transitioning to Exchange 2010 CAS it’s a must now to use a new legacy Exchange environment with...

Sometimes i join discussions regarding Exchange cross-org migrations and the most hot topics is always about migration planning, mailboxes content migration, user’s notification, outlook profiles, etc… but what about the below two important...

Did you tried to enable SQL encryption between the client and your SQL instance? I thought that configuring SQL 2005 cluster to encrypt its traffic is simple however I discovered that it is not that straight forward and you always get this error “The...

DGoldman blogged a very important info about generation of warning (9359) on Exchange 2010 servers whenever you attempt to generate the OAB. The warning is: Log Name:    Application Source:         ...

The Microsoft Virtual Machine Converter Beta Solution Accelerator is a 4 MB download that converts VMware virtual machines to Hyper-V. The Microsoft Virtual Machine Converter: Provides a quick, low-risk option for VMware customers to evaluate Hyper-V...

In this post I’ll list to you 30 fact and info about Lync which is totally new and different than OCS: You can virtualize all topologies and we support all workloads, including Enterprise Voice to be virtualized When you virtualize, Scalability is roughly...

A major update for the MS transporter suite is released which supports migration from IMAP/POP servers http://www.microsoft.com/downloads/details.aspx?FamilyId=35FC4205-792B-4306-8E4B-0DE9CCE72172&displaylang=en . It is much more easier to use the...

Exchange 2007 introduces new high availability feature which is the cluster continuous replication (CCR), CCR is a combination of an Active/Passive Exchange cluster and Asynchronous log shipping for replicating the log files contents to the passive node...

I've heard lot of discussions going about how Exchange ESE works and that the transactions goes from the Logs to the DB based on the checkpoint depth. I've collected some small info from different sources trying to explain how ESE writes transactions...

We are pleased to announce the release of the new Linux 3.1 Integration Services and support for the following Linux distributions as supported guests within Hyper-V: Red Hat Enterprise Linux 6.x (x86 & x64) Red Hat Enterprise Linux 6...

One of the great changes in Exchange 2010 over Exchange 2007 is the ability to combine both CAS & Hub roles on mailbox servers configured as DAG, this gives you the flexibility to have a highly available solution with just 2 servers. Note that you...

Copied from “ http://www.windowsitpro.com/content1/tabid/57/catpath/virtualization/topic/windows-server-8-hyperv-30-evens-odds-vsphere-140573 ” At the recent Windows Server Workshop at the Microsoft campus in Redmond Washington Jeff Woolsey, Principle...

Very nice info, i needed it badly:) http://blogs.technet.com/ramo/archive/2008/07/08/how-to-enable-appear-offline-presence-status-in-office-communicator.aspx

You want to establish an external trust between two domains where there is an ISA 2004 or ISA 2006 in between. Establishing trust requires Kerberos, LDAP, DNS, CIFS & the big problem is the RPCs… one idea is to strict the RPC port on the DCs using...

Exchange 2007 CCR became one of most popular implementation now specially for customers who seeks redundancy on the level of the database and customer who want to achieve site resiliency without the normal SCC Geo-Cluster requirements. CCR uses the new...

today I got a question about the maximum size for a partition that windows can see and that it is always known that it is limited to 2TB… This is no more J . Read this. This article describes changes in Windows operating systems that will support...

One of our partners was installing SQL 2005 64 bit cluster and while he was in the components selection page he faced this error "The drive specified cannot be used for program location. Program files must be installed on a valid local disk available...

This week I was working with a colleague in bringing up a staging environment as a replica from the production one and off course we used Hyper-V to host the virtual machines and System Center Virtual Machine Manager “SCVMM” to do the Physical to Virtual...