Category Archives: Exchange

Using SHA512 SSL certs with Exchange 2013 on Windows Server 2012 R2 breaks TLS at lower OS rollup levels

We use and internal certificates in my company for Exchange 2013 and recently we employed a company wide mandate to move all internal SSL certificates from SHA1 to SHA512. Our current company patching policy is to apply security patches and only install other patches on an as needed basis. When the time came to renew […]

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Email messages with a blank X-OriginatorOrg header will repeatedly crash the FrontEndTransport Service in EX2013 CU8+

My company recently ran into this issue 2 weeks ago and confirmed with MS that it affects Exchange 2013 CU8, CU9, and CU10 (Exchange 2016 is fine). Basically any message that contains an X-OriginatorOrg header with a null or just white spaces will cause The FrontEndTransport Service to Crash. As long as that header contains […]

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PowerShell script to download attachments from an email

Recently I was asked to automate the process of grabbing an email from a mailbox and downloading all the attachments to a specified destination. The following script accomplishes this using the Exchange Managed Webservices API. A few notes about this script: It must be run by either the same account that owns the mailbox being […]

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Make sure your Exchange 2003 server is fully removed before raising your AD Domain Functional Level

Though we completed our Exchange 2010 migration over a year ago we still kept our Exchange 2003 server around due to some┬áhard-coded┬áreferences in internally developed apps. Once those were taken care of we shutdown our Exchange 2003 server for a few months to make sure nothing else was still referencing it. After 6 months we […]

Posted in Active Directory, Exchange 2003, Exchange 2010, W2K8R2 | Leave a comment

How to change and then resume a failed New-MailboxImportRequest In Exchange 2010

Recently I had to import a handful of PST files into a our Exchange 2010 server using the New-MailboxImportRequest cmdlet, and did so without setting the -baditemlimit parameter. During the import one of the files threw an error. Despite the discoverability of PowerShell, I couldn’t quickly figure out how to restart the import with a newly specified bad […]

Posted in Exchange, Exchange 2003, Exchange 2010, PowerShell | Tagged as: , , , | Leave a comment
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