Microsoft 365 insights from the field

A blog by Peter Schmidt about Security, Identity, Email Protection, Compliance, AI & Copilot, and Tenant-to-Tenant migrations

Using Exchange MessageTracking with wildcards

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Here are some field notes from a recent message tracking case. If you have to find all messages from one certain domain, that have entered your Exchange environment, this is possible using Exchange Management Shell and the Get-MessageTrackingLog cmdlet. Run the following: Get-MessageTrackingLog -Server "ExchangeServerName" -Start "8/1/2011" -End "9/1/2011" -resultsize unlimited | where {$_.Sender -like *@domain.com} This works on Exchange 2007 and 2010.

Registry key has subkeys and recursive removes are not supported by this method

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Here is some notes from a recent issue error that I encountered at a client. This error may be seen on Exchange Server 2010 SP1, when removing or adding a Database Copy to the Database Availability Group (DAG). This error will look like this: Summary: 1 item(s). 0 succeeded, 1 failed. Elapsed time: 00:00:00 EXDB02 Failed Error: Registry key has subkeys and recursive removes are not supported by this method. Warning: An unexpected error has …

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List of Lync 2010 End User Training Material

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I often get asked about Lync 2010 End User Training Material from my clients, who are in the process of deploying Lync or are piloting Lync. I have tried to collect all resources and compile the list below: Lync 2010 Quick Start Guides Microsoft Lync 2010 Training Decks Lync Adoption and Training – Awareness Resources Lync Adoption and Training – All in one download Lync 2010 Work Smart Guides Lync 2010 Quick Reference Cards Lync …

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Exchange UM – cannot change Dial Plan VOPIP Security to Secured

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Here are some field notes from a Lync 2010 environment using the telephony and integration to Exchange Unified Messaging for the Voice mail feature. There was a problem changing the UM Dial Plan settings from Unsecured to SIP secured or Secured. The following error may appear on the completion page of the wizard, when you change from unsecured to secured or SIP secured from within your Dial Plan is: The following warning(s) occurred while saving …

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The certificate is invalid for Exchange Server usage

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Here is some notes from a recent issue error that I encountered at a client with SSL certificates for an Exchange 2010 server. This error may be seen on Exchange Server 2010. It may occur even though the certificate is a public certificate, from a trusted provider e.g. GlobalSign, Verisign or anyone else. Although it is most often seen when using certificates from a private PKI infrastructure. This blog post will focus on the usage of …

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