250 Hello - Random Musings on Security and Exchange

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How To Set Mailbox Quarantine In Exchange

Posted on 13th January 2014 by Rhoderick Milne [MSFT]

Exchange 2010 added multiple features to improve the resiliency of messaging services. Notable additions included client throttling to ensure that a single mailbox would not consume excessive resources and mailbox quarantine.

Mailbox quarantine is enabled by default, and the first time a lot of admins discover the feature is when a mailbox gets quarantined and the user loses access to their mailbo… Read the rest “How To Set Mailbox Quarantine In Exchange”

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Hyper-V Encountered An Error While Loading The Virtual Machine

Posted on 10th January 2014 by Rhoderick Milne [MSFT]

When I was running Windows 8 I ran into an issue importing VMs with the error “Did Not Find Virtual Machine To Import” and discussed it on the blog. The presence on the .exp file was causing the import to fail. Since I had to rebuild my corporate laptop, I hit a related the same thing in Windows 8.1 but with a different error message.

Importing the same set of lab VMs to Windows 8.1 gave me a di… Read the rest “Hyper-V Encountered An Error While Loading The Virtual Machine”

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Welcome To 2014

Posted on 8th January 2014 by Rhoderick Milne [MSFT]

Happy New year to everyone!

We are all eagerly waiting to see what new and exciting changes are present in the world of messaging this coming year. Exchange 2013 CU4/SP1 is coming soon and so is the Microsoft Exchange Conference (MEC) in Austin, Texas. 2014 certainly promises to be an interesting year!

In terms of my focus you will start to see more Office 365 content here on the blog, but on-premi… Read the rest “Welcome To 2014”

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How To Add Or Remove Cmdlet Parameter From RBAC Management Role

Posted on 16th December 2013 by Rhoderick Milne [MSFT]

In the previous posts on RBAC we have looked at customising various roles to ensure that the role contained the minimum amount of cmdlets. RBAC provides even more granularity, and we can add or remove specific parameters from a cmdlet. Since some folks asked for examples on this topic here are a couple of quick examples and some considerations….

If you want to use ECP, please read all the way down… Read the rest “How To Add Or Remove Cmdlet Parameter From RBAC Management Role”

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Exchange Security Update Available For MS13-105

Posted on 10th December 2013 by Rhoderick Milne [MSFT]

To address the security issues present in bulletin MS13-105 all supported versions of Exchange 2007, 2010 and 2013 are receiving updates to allow customers to address the security vulnerabilities. Depending upon the version of Exchange the delivery method will vary. Exchange 2007 and 2010 provides updates and security fixes via Rollup Updates (RUs). Exchange 2013 has a different servicing strat… Read the rest “Exchange Security Update Available For MS13-105”

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Exchange 2013 Support Lifecycle Dates And Status

Posted on 9th December 2013 by Rhoderick Milne [MSFT]

When Exchange 2013 was released it heralded a different servicing strategy compared to Exchange 2007 and 2010 Rollup Updates (RU). Exchange 2013 uses Cumulative Updates (CU) to deliver the servicing updates to customers. As previously discussed, a CU is a different animal when it comes to the update methodology. CUs are larger, cannot be uninstalled and are a full product installation. This was… Read the rest “Exchange 2013 Support Lifecycle Dates And Status”

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6 Mistakes To Avoid With Exchange 2013 CU Command Line Installations

Posted on 5th December 2013 by Rhoderick Milne [MSFT]

The syntax to install Exchange Cumulative Updates (CU) via the command line is pretty straight forward. However there are some common themes that still pop up in the TechNet forums, cases and customers that I speak with. So I wanted to discuss some of the issues that can and will arise. There are a range of issues in here from:

Setup can't continue with the upgrade because the PowerShell has open

… Read the rest

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DAC And Should I Enable DAC For DAG In A Single AD Site

Posted on 4th December 2013 by Rhoderick Milne [MSFT]

Exchange 2010 introduced the concept of Datacentre Activation Coordination (DAC). DAC is a property found on a Database Availability Group (DAG). It still remains slightly mysterious to some folks out in the field, so its certainly worth bringing it back up for discussion.

Tim McMichael’s famous paper plate demo with lots of willing participants was one of my MCM 2010 highlights!

Typically we see t… Read the rest “DAC And Should I Enable DAC For DAG In A Single AD Site”

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How To Import Windows 2008 R2 VM To Windows 2012 or 8.1 Using Boot To VHD

Posted on 2nd December 2013 by Rhoderick Milne [MSFT]

One of the popular topics lately has revolved around the Hyper-V Did Not Find Virtual Machines To Import error. This issue can arise when we try and import a VM into Windows Server 2012 R2 or 8.1 which was originally exported from Windows Server 2008 or 2008 R2. Such exported VMs from 2008 or 2008 R2 use a .exp file to hold the exported VM's configuration. The issue is discussed in detail in the… Read the rest “How To Import Windows 2008 R2 VM To Windows 2012 or 8.1 Using Boot To VHD”

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Exchange 2013 RTM CU3 Released

Posted on 25th November 2013 by Rhoderick Milne [MSFT]

Exchange 2013 RTM CU3 has now been released to the download centre.

CU3 includes fixes for customer reported issues, minor product enhancements and previously released security bulletins. A complete list of customer reported issues resolved in Exchange Server 2013 CU3 can be found in Knowledge Base Article KB2892464.

Note that the filename now reflects the actual CU!

There is also an accompanying KB … Read the rest “Exchange 2013 RTM CU3 Released”