DAG’s spread across multi-domains?

Q: Can you spread an Exchange DAG (Database Availability Group) between two domains? A: No. Now the story: Say you have a single forest named: Contoso.com. In that forest, you have two child domains: East.Contoso.com and West.Contoso.com. You also have Exchange servers deployed in both East and West domains, but none in the root domain….

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Schema Administrator has a mailbox?

Q: Why does the Schema Admin have a mailbox? A: It’s by design! What? Yes, this is normal behavior for Exchange Server 2013 & 2016.  If the account you are using for the install does not have a mailbox, one will be created for that account. Typically, engineers will use an Active Directory (AD) account…

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What to name your DAG?

Was helping a customer the other day and the topic of what to name your DAG (Exchange Database Availability Group) was presented. One thought is to just name it ‘DAG’. Works well, but the issue is, when migrating from Exchange Server 2010 to Exchange Server 2013, or 2010 to 2016, or 2013 to 2019, etc….

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Controlling bandwidth in a DAG reseed

Q: Is there a way to control bandwidth within a DAG (Database Availability Group) during a reseed process? A: No. However, that’s not the complete story. The question comes up when engineers need to reseed a database (DB). And while there is no native option to control bandwidth, there is a work around. Scenario: One…

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Exchange Server important dates

Just a reminder, Exchange Server 2010 and 2013 versions have some important dates coming up: Exchange Server 2010 support will end on January 14, 2020 Exchange Server 2013 has now entered extended support on April 10, 2018 The Exchange team blog site has additional information listed for Exchange Server 2010 and for Exchange Server 2013 support…

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Exchange 2010 and Windows 2016 DC’s

Q: Can you run Exchange Server 2010 with Windows Server 2016 Domain Controllers? A: NO. The Exchange supportability matrix is once again, used as a reference and once again, you must be very clear on what you are reading. Since there is NOT an ‘x’ in the intersection of Exchange 2010 and Windows DFL/FFL 2016…

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Exchange Server: Third Month, Third Week

Just a reminder, the Exchange Product Group (PG) is following the current cadence of releasing Exchange Cumulative Updates (CU) every third month (March, June, September, December) and the third week of that month. This allows a predictable rhythm for customers to plan when to upgrade their Exchange servers. With this planning, customers should download the…

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Can you skip CU’s?

The question isn’t can you but should you. What’s a CU? Starting with Exchange Server 2013, the Exchange Product Group (PG) went to a quarterly updating process titled Cumulative Updates. These CU’s literally uninstall and reinstall Exchange when they are applied to a server. This is one reason a CU install process can take several…

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To stay hybrid or not to stay hybrid…

That is the question and the answer is: It depends, but most like yes. You need to ensure that you have no on premises dependencies. I’ve had this conversation with more than 5 customers in the past 2 weeks, so thought I’d present the discussion of the options and thought process around removing the Exchange…

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PowerTip: Removing calendar events from a mailbox

Summary: Remove calendar events within an Exchange online mailbox. (Re-post from a Hey Scripting Guy’s blog post.) Q: Is there an effortless way to remove calendar events from within an Exchange online mailbox? A: Yes there is. There is a newly deployed cmdlet Remove-CalendarEvents to O365 tenants: https://technet.microsoft.com/en-us/library/mt784593(v=exchg.160).aspx. This cmdlet is only available in Exchange online currently,…

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