MCS UK Unified Communications Blog

All things UC related from Microsoft Consulting Services UK : architecture, best practice, news for Exchange and Lync, both on-premise and cloud

MCS UK Unified Communications Blog

  • Cross-Forest Free/Busy in Untrusted Forests

    I was recently working on a project where it was a requirement to get free/busy working across two different Exchange organizations. There are a lot of moving parts in getting cross-forest free/busy working in such a scenario and although the technical...
  • New Windows Azure Active Directory DirSync Tool Released

    In case you missed the update, yesterday Microsoft released an updated Windows Azure Active Directory DirSync Tool. As detailed at http://social.technet.microsoft.com/wiki/contents/articles/18429.windows-azure-active-directory-sync-tool-version-release...
  • Shared Mailboxes

    Exchange Server 2007 introduces many new and really well defined recipient types. One of them is the one my customer asked me about. The process to create a Shared Mailbox will create a disable Active Directory user as there is no point to have it - that...
  • Office 365 Hybrid Deployment / Exchange Rich Coexistence – Sharing Availability (Free/Busy)

    I have been working with a number of customers and consultants recently who have been keen to explain to me just how difficult they are finding the configuration of Exchange Rich Coexistence or Hybrid Deployment as its now known with Office 365, and to...
  • Office 365 OnRamp Autochecks

    I was asked the other day about Office 365 OnRamp and what this tool actually does. A clear description together with useful background information can be found here , but here's a brief description extracted from that site: "OnRamp for Office 365...
  • Office 365 Hybrid Configuration Certificate Planning–ADFS, Exchange Web Services, OWA, OA??

    I recently wrote about configuring Office 365 hybrid to get cross premises availability working, since that article a number of people have asked me about certificate planning. This is pretty well understood for an Exchange deployment, but what names...
  • Automating Exchange 2010 Pre-Requisites on Windows Server 20008 R2

    Everyone knows its a good idea to automate your installations of Exchange.  It provides a solid, repeatable process by which to deploy your infrastructure – and it takes less time – win/win!. One area that I have witnessed repeatedly over the last...
  • Microsoft Certified Master : Exchange 2007 - A survivors guide…

    I attended the Microsoft Certified Master : Exchange 2007,  rotation 2; prior to attending I had the good fortune to be able to talk to previous Ranger/MCM candidates within Microsoft, who helped prepare me for the program. I thought it would be...
  • Reverse Number Lookup and Dealing with Legacy PBX

    Working with customers I have come across a number of scenarios where the caller ID presented from the PBX is not in E164/DID (Direct Inward Dial) format. Some gateways allow for extensive manipulation of the caller ID, some less so. The good news is...
  • Office 365 Migration Issues

    Please find a list of migration issues and resolutions that I captured during my last customers migration:- Flood mitigation on Threat Management Gateway (TMG) - http://community.office365.com/en-us/w/exchange/office-365-move-mailbox-fails-with-transient...
  • Office 365–With Mac OS X Lion, Microsoft Office 2011 and Lync 2011 for Mac

    Many of the customers I work with are currently making their way through an Office 365 technical pilot that needs to include Mac OS X machines as well as various versions of Windows.  The Windows stuff seems fairly well documented and since we now...
  • Meet the Microsoft Certified Masters and Microsoft Certified Architects

    Over the past few months there have been rumours of a website that will list everyone who has passed their MCM or MCA.  It is possible for people to opt out of the website if they do not wish their details to be published, but I would expect it to...
  • Office 365 - Non-Federated Identity, Password never expires

    The Microsoft Online Services Module allows you manage your tenant directly and in some cases change settings you can’t change in GUI (note this can only be achieved if you’re managing accounts that have been created in the tenant e.g. not created using...
  • Exchange Server 2010 Cross Forest Delegation

    This has been an interesting bit of work for me.  I have been working with a customer who really needed to provide their users with the ability to manage calendars across different Exchange organisations.  When they initially presented this...
  • Office 365 – Hybrid Configuration Wizard (HCW)

    Whilst working on a few O365 engagements over the last month or so I have seen various issues that have been caused by on-premise infrastructure/setup and which have not allowed the HCW (which was introduced in Exchange 2010 SP2) to complete successfully...
  • Automating Jetstress…

    One of the things I like about Jetstress is that it tends to identify failing or failed components before the servers go live.  Its not all about how many IOPS a storage array can provide, sometimes its just as important to prove the stability of...
  • MCM Exchange Server 2007

    At last funding and time permitted me to attend the Microsoft Certified Master program last month in Redmond.  Fantastic and intense 3 weeks.  Certainly recommend anyone who has the opportunity to get there to do so…  It’s a big investment...
  • How to retrieve the store.exe version from all mailbox and clustered servers in one step!?

    Over the last 12 months I have had various occasions where I needed to quickly check the store.exe version installed on each mailbox server within the organisation. Seemingly there is no way to do this directly via PowerShell or Exchange cmdlets. ...
  • Exchange 2010 MCM–Rotation 10

    MCM Rotation 10 has just completed and was the first rotation that I have been involved as an instructor (albeit remotely on this occasion!).  I noticed that Jeff Guillet had posted his experience here so I thought I would share it to give some more...
  • Office 365 and Autodiscover

    I’ve had a few customers in the last few weeks ask me how autodiscover works for Office 365 so thought i’d write a post to try and help! (please see my other post for the namespaces required , as the correct autodiscover records will need to be created...
  • Office 365 : DirSync Tool Now 64-bit

    Microsoft has released the 64-bit version of the Directory Synchronization tool for Office 365. The community post is here , so please do go and take the time to review the information presented there. However, I'd just like to call out from the community...
  • Dirsync Database keeps on Increasing…

      Hi Have you noticed the Office 365 directory sync database just getting larger and larger… If so try the following to clear the sync runs 1. Open the MIISClient.exe and click the Operations tab. 2. From the Actions menu, select "Clear Runs"...
  • Recipients List

    In this post I will try to bring you the way that all Recipient Lists, such as Address Lists or Distribution Lists behave in Exchange Server 2007 and what should we do with our old ones from Exchange Server 2003 and a few advices to some possible issues...
  • Outlook Performance Counters are missing–take 2

    Back in the summer (remember that?) I wrote an article about viewing the Outlook performance counters and how to get them to be visible on Windows 7 and Vista. I have recently noticed that there are further complications to this.  On one customer...
  • Office 365 Forum Assistant

    Prior to joining Microsoft, I was a Microsoft Most Valuable Professional (MVP) for Exchange Server and was always interested in helping the Exchange community. One of the ways that MVPs interact with the community is via the various TechNet forums at...