M. Omer Siddiqui's Blog

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M. Omer Siddiqui's Blog

  • Take Advantage of EOPs new Bulk Mail Detection

    Bulk mail is often mistaken for spam and is starting to become a larger problem for organizations. EOP is not very aggressive out of the box when it comes to bulk mail because this type of mail falls into a grey area. Some organizations will want to receive...
  • Protecting against Rogue Administrators

    Occasionally I am asked the following question – how can I protect the messaging environment from a rogue administrator? There are essentially two concerns being asked in this question: How do I protect the data from being deleted by a rogue administrator...
  • Released: Cumulative Update 6 for Exchange Server 2013

    The Exchange team is announcing today the availability of our most recent quarterly servicing update to Exchange Server 2013. Exchange Server 2013 Cumulative Update 6 and updated UM Language Packs are now available on the Microsoft Download Center. CU6...
  • Spam email and Office 365 environment - connection and content filtering in EOP

    In the last related blog post we gave some introduction about Exchange Online Protection (EOP), what needs to be done when EOP is not working as desired and spam email troubleshooting process and classification. In this blog we will be moving further...
  • Managed Availability Probes

    Probes are one of the three critical parts of the Managed Availability framework (monitors and responders are the other two). As I wrote previously, monitors are the central components, and you can query monitors to find an up-to-the-minute view of your...
  • ADRMS OWA Issue Code 2147160062

    Recently I was working for ADRMS integration with Exchange which is rather simple however it became quite complicated with OWA in this case. Outlook was working fine however Outlook Web Access was unable to protect or consume content and giving error...
  • MAP Toolkit 9.1 Now Available!

    We are pleased to announce the availability of version 9.1 of the Microsoft Assessment and Planning (MAP) Toolkit. This release of the MAP Toolkit helps increase the agility and cost effectiveness of deploying the latest Microsoft technologies. MAP 9...
  • Improved CalCheck integration with OffCAT

    In the last week there have been two big improvements related to CalCheck and OffCAT that will make life a little easier when troubleshooting ‘calendar’ issues. 1. Relevant solutions for all CalCheck issues added to the following article: 2678030 Information...
  • ADRMS Error - The operation being requested was not performed because the user has not been authenticated

    I was recently helping a customer in ADRMS design and deployment where we faced an issue with ADRMS URL. When you configure your ADRMS and tries to connect your MS Office application, you get the following error: You can verify your authentication settings...
  • Microsoft Exchange 2013 and ADRMS Integration

    I recently did an Exchange 2013 deployment at one of our customers and also integrated with ADRMS so I thought to outline the high level integration steps to assist others. 1. Verify Exchange Servers in Microsoft Exchange Security Groups OU contain your...
  • Released: PelNet

    With the huge scale environment I currently work in my team has had some difficulty when it comes to validating customer transport changes, specifically when adding new send connectors or new smart hosts. The same goes for troubleshooting mail flow….you...
  • The Preferred Architecture (Exchange 2013)

    During my session at the recent Microsoft Exchange Conference (MEC), I revealed Microsoft’s preferred architecture (PA) for Exchange Server 2013. The PA is the Exchange Engineering Team’s prescriptive approach to what we believe is the optimum deployment...
  • Updated: Exchange Server Deployment Assistant

    We’re happy to announce updates to the Exchange Server Deployment Assistant ! These updates offer you more deployment options and outline new features that make deployments more flexible and easier to configure. We’ve updated the Deployment Assistant...
  • Certificate Planning in Exchange 2013

    Now that we understand the load balancing and namespace planning principles and how clients connect in an Exchange 2013 environment that has Exchange 2007 and/or Exchange 2010 deployed, the proper certificates can be constructed and deployed as part of...
  • Exchange 2003 migration toolkit

    Microsoft Exchange Server 2003 entered the market on September 28, 2003 and continued the great messaging and collaboration experience that Microsoft Exchange Server had provided in previous releases. As we approach April 8, 2014, we want to inform users...
  • Load Balancing in Exchange 2013

    This article is part 2 in a series that discusses namespace planning , load balancing principles, client connectivity, and certificate planning. Load Balancing Unlike previous versions of Exchange, Exchange 2013 no longer requires session affinity at...
  • Released: Exchange Server 2013 Service Pack 1

    Exchange Server 2013 Service Pack 1 (SP1) is now available for download! Please make sure to read the release notes before installing SP1. The final build number for Exchange Server 2013 SP1 is 15.00.0847.032. SP1 has already been deployed to thousands...
  • Data loss prevention in Exchange just got better

    With Exchange 2013, we released a new data loss prevention (DLP) capability based on deep content analysis that helps you identify, monitor, and protect sensitive information. We’re continually looking to expand our DLP capabilities, and today we’re bringing...
  • Exchange ActiveSync Guided Walkthrough

    Many users rely on their smart phones and other mobile devices to access their email and calendar using Exchange ActiveSync (EAS). Any issues with mobile device access and EAS are noticed and reported immediately and a solution is expected just as quickly...
  • Deploy a Guest Cluster Using a Shared Virtual Hard Disk

    This has been a great new feature added in Windows Server 2012 R2. The possible scenario of the usage are Hyper-V failover cluster using Cluster Shared Volumes (CSV) on block-level storage or Hyper-V failover cluster using file-based storage in a separate...
  • Exchange 2013 database schema updates

    Recently, we have seen some questions about what the Update-DatabaseSchema cmdlet in Exchange 2013 is about. So I thought I would share some additional information on the subject. The Update-DatabaseSchema cmdlet is a part of the infrastructure that we...
  • Disk Read Error when migrating virtual machine from one cluster to another

    Recently I was involved in a Private Cloud project and as part of the project, we were migrating some virtual machines from one Hyper-v cluster to another. The VM was apparently successfully live migrated to second cluster but after few seconds, the VM...
  • Responding to Managed Availability

    I’ve written a few blog posts now that get into the deep technical details of Managed Availability. I hope you’ve liked them, and I’m not about to stop! However, I’ve gotten a lot of feedback that we also need some simpler overview articles. Fortunately...
  • MAP Toolkit 9.0 now available!

    We are pleased to announce the RTM availability of version 9.0 of the Microsoft Assessment and Planning (MAP) Toolkit. This release of the MAP Toolkit helps increase the agility and cost effectiveness of deploying the latest Microsoft technologies. It...
  • Released: Exchange Server 2013 Cumulative Update 3

    The Exchange team has announced the availability of our most recent quarterly servicing update to Exchange Server 2013. Cumulative Update 3 for Exchange Server 2013 and updated UM Language Packs are now available on the Microsoft Download Center. Cumulative...