Autodiscover Fails After Migrating to Exchange 2016 from Exchange 2010

Autodiscover Fails After Migrating to Exchange 2016 from Exchange 2010

25 July 2017
Recently I observed this issue during the migration of Exchange 2010 to Exchange 2016. Following are the symptoms noticed not for all but for very few users (less than 1%). 1. Unable to do Deep search on Outlook Address Book (Cached mode), such as with phone number, department etc. 2. Unable to succeed “Test E-mail AutoConfiguration” test from Outlook 3. Availability information were not displaying 4. Outlook returns following error…
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Disaster Recovery Steps – Exchange Server 2016 DAG Cluster

Disaster Recovery Steps – Exchange Server 2016 DAG Cluster

23 July 2017
Since the introduction of DAG into Exchange Server architecture, the DR situations became more easy and comfortable to deal with. On this article I have tried to pen down a simple and straight forward process on how to deal with DR scenario. My LAB Servers: Exchange Servers (4 nos): EX16-01, EX16-02, EX16-03, EX16-Dr1 AD Servers: 2010adc1 & 2010adc2 (both work as Witness/Alternate Witness servers respectively) DAG Name: DAG02 (Please note…
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How to Move Exchange Server 2016 DAG Node to Different Active Directory Site

How to Move Exchange Server 2016 DAG Node to Different Active Directory Site

06 April 2017
We often think how to Move Exchange Server 2016 to Different Active Directory Site. This kind of situation arises when you plan to extend the Messaging Infrastructure DR for Site resilience. Replicating small databases are possible by installing Exchange Server in DR site, however it may not be viable option replicate databases over narrow bandwidth if we plan to host bigger databases. From Exchange Server 2010, we can easily shift/move…
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Mailbox Database ContentIndexState in FailedAndSuspended State, Repairing Failed Content Index State Database copies

Mailbox Database ContentIndexState in FailedAndSuspended State, Repairing Failed Content Index State Database copies

28 March 2017
You may experience similar problems in version from Exchange 2010, here I have showcased an issue I faced in Exchange Server 2016 infrastructure. You will see one or more of the following events/status on the server, Event IDs 4026, 1009 etc. Log Name:      Application Source:        MSExchangeRepl Event ID:      4026 Level:         Error Computer:      ex16-01.lab.ed.com Description: [Seed Manager] The seed request for database 'LAB-DB01' encountered an error during seeding. Error: An Exception…
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Failed to Re-add Recovered Exchange 2016 Server to DAG

Failed to Re-add Recovered Exchange 2016 Server to DAG

26 March 2017
You may receive the following error when you tried to re-add a recovered Exchange 2016 Mailbox server back to Database Availability Group (DAG). -A server-side database availability group administrative operation failed. Error The operation failed. CreateClustererrors may result from incorrectly configured static addresses. Error: An error occurred while attempting a clusteroperation. Error: Node EX16-01 is already joined to a cluster..- You may also see that the following error when trying…
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Installing First Exchange 2016 to Exchange 2010 Infra - Windows Server 2016

Installing First Exchange 2016 to Exchange 2010 Infra - Windows Server 2016

22 March 2017
This video help you understand the process of introducing or installing new version of Exchange, Exchange Server 2016 to existing environment. The LAB I have is with Exchange 2010 and not with Exchange 2013. But the process are the same to introduce the new exchange server.  Ensure you went through the pre-requisites such as the minimum patch level, AD requirements etc. This video walks you through only the installation procedure…
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March 2016 Quarterly Exchange Updates, all versions - Download

March 2016 Quarterly Exchange Updates, all versions - Download

20 March 2016
Updates for all versions of Exchange Servers are now available on the Microsoft Download Center. First ever update for Exchange Server 2016, Cumulative Update 12 Exchange Server 2013 and Exchange Server 2007 and Exchange Server 2010 Update Rollups are available for the customers to download and patch. More Details and Download Links, Cumulative Update 1 for Exchange Server 2016 - Download CU1 ver 2016  Exchange Server 2013 Cumulative Update 12 - Download…
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Don't Install .NET Framework 4.6.1 on Exchange, LYNC 2013 & Skype for Business Servers

Don't Install .NET Framework 4.6.1 on Exchange, LYNC 2013 & Skype for Business Servers

15 February 2016
A quick note on Exchange Team Blog (EHLO Blog) has mentioned that Exchange on-premises servers will run into some known issues if .NET Framework 4.6.1 is installed. Considering the impact, MS Exchange team has advised to delay the installation of .NET Framework 4.6.1 which is currently available through Windows Update. It is worth thinking why MS has allowed it on Windows Update, without the confirmation from Exchange On-Prem team testing.…
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