Wednesday, October 10, 2018

Can't receive mail in a hybrid environment after you install a new certificate on the on-premises Exchange 2016 servers

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We have established hybrid connection between O365 and on Premises Exchange 2016 CU9, everything has been working fine, until recently the m...
Thursday, May 31, 2018

Cannot Export to a PST File from Exchange 2013/2016 eDiscovery

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When you are using Office 365 or Exchange 2013/2016 on premises. You are in the Exchange Admin Center and you want to export your eDiscovery...
1 comment:
Thursday, March 15, 2018

very useful filtered netstat command by destination IP address or subnet

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C:\Windows\system32>netstat -ano | findstr 10.103.*   TCP    10.105.12.40:135        10.103.71.156:17118    ESTABLISHED     908   TCP    ...
Saturday, September 16, 2017

Exchange 2013 CU16 and Exchange 2016 CU5, both of these Exchange versions now require .NET framework 4.6.2 on all supported OS platforms.

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As mentioned in the release posts for Exchange 2013 CU16 and Exchange 2016 CU5 , both of these Exchange versions now require .NET framewor...
Friday, July 28, 2017

How to determine which client to send email on Exchange

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We had issue with meeting auto forward issue with Apple device bug that has apparently been fixed by the latest iOS 10.3.3. In order to fi...
Tuesday, June 27, 2017

Exchange 2010 CAS server recoverserver failed due to different SID of the computer account

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We shut down one of our Exchange 2010 CAS for a few months, Windows group thought we don't need it and killed VM and deleted Computer o...
1 comment:
Monday, February 13, 2017

IPSec Site to Site VPN Debug Command

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Trying to identify VPN issues between two sites. I've got the following enabled: logging enable logging buffered informational logging ...
Thursday, January 19, 2017

Exchange 2010 SP3 mailbox role installation with error exit code 87. Default mailbox database cannot mounted and copy status shown as "Service Down"

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I am in the process of installing Exchange Server 2010 SP3 on a Windows Server 2012 server in order to rehome Exchange 2010 Public folder se...
1 comment:

Outlook 2016 - cannot view contents in shared mailbox inbox folders, but visible from OWA

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There is a shared mailbox. users connect to the mailbox by adding it as an additional mailbox. It works fine. All suddenly, users reported t...
Thursday, October 6, 2016

Meetings appear in the calendar as Tentative but the user didn't receive the requests in the inbox or meeting responses from others don't appear in the inbox

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We have had several calls recently. Majority of them are Mac Outlook 2016 users (we are running Exchange 2016). We found out solution 1 of...
Thursday, May 5, 2016

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Create a DAG with Exchange 2013/2016 – Troubleshooting Once you tried to create a DAG (database Availability Group) with Microsoft Ex...

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How to Speed up mailbox migration to Exchange 2016 Moving mailboxes from 2010 to Exchange 2016 or Exchange 2016 can often go very slo...

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How to: Move Catalog Data in Exchange 2010 When you’ve moved an mailbox database, the old catalog data will stay on the old partiti...
Friday, March 18, 2016

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How to get-MailboxDatabase size quickly get-MailboxDatabase us-* -Status |select ServerName, Name, DatabaseSize > c:\usmbxDBsize.txt ...

How to block spoofing email from Exchange 2013/2016 or Office 365

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1. Sign in to Exchange Admin Center http://outlook.office365.com/ecp with an admin account. 2. Navigate to mail flow > rules and click ...
Wednesday, May 27, 2015

failed to uninstall last Exchange 2013

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If you have to uninstall the first and last Exchange 2013 server in your org and failed with following errors: Error:Uninstall can't c...
1 comment:
Thursday, April 2, 2015

How to check DAG Replication Status

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get-DatabaseAvailabilityGroup USDAG-10 | %{ $_.Servers | %{ GetMailboxDatabaseCopyStatus -Server $_ } }
Friday, March 20, 2015

Exchange 2010 How to re-index mailbox database

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 Note: Do the below if it happens all users on the DB. If just for one user, move the user to other DB to see if the issue is gone. Exchange...
1 comment:
Thursday, March 19, 2015

How to: Move Catalog Data in Exchange 2010

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How to: Move Catalog Data in Exchange 2010     When you've moved an mailbox database, the old catalog data is still pre...
Thursday, February 26, 2015

how to get mailbox counts per Mailbox Database quickly

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How to get mailbox counts per Mailbox Database quickly get-mailbox -resultsize unlimited | group-object -property Database -noelement
1 comment:
Wednesday, July 2, 2014

How to get public path via email address

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You may have issue to find a public folder path that you know the email address of the PF: Here is the cmdlet you need to find out the path:...
1 comment:
Monday, June 9, 2014

Missing Autodiscover information in your Exchange Autodiscover XML Response?

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We had issue with Outlook anywhere that cannot be configured automatically reported from remote site. When we use Remote Connectivity Analyz...
2 comments: