Tag Archives: Exchange 2010

Reseed ‘Failed and Suspended’ DAG Database

Issue: One of your DAG databases is in a 'Failed and Suspended' state. Discovery: You may find this error via Exchange Management Console > Organization Management > Mailbox > Database Management > [select the database] > Database Copies Or you may see the following error in the event log on one of your Exchange Servers: MSExchangeRepl Event ID: 4113 Database redundancy health check failed. Database copy: DB1 Redundancy count: 1 Error: Passive copy 'DB1\EXCH02' is not in a good Read more [...]

How to install CU Rollups and Service Packs on DAG Members

Special procedures are required when installing Update Rollups, Cumulative Updates (CU) and Service Packs on an Exchange DAG environment. Steps for installing Update Rollups, CU and Service Packs on an Exchange DAG: Before we start, lets make sure your databases are in a healthy state and review which server they are active on, run "get-mailboxdatabasecopystatus *" from the Exchange Management Shell (EMS). If you are installing Exchange 2013 SP1 then you need to first prepare the Schema Read more [...]

The best way to install Exchange Update Rollups

I have had problematic Exchange 2010 and 2007 rollup installations due to security permission issues: -The update rollup failing in the middle (can be very painful to cleanup) -The rollup appears to install successfully, but Exchange is not working and all the services are disabled These issues can be prevented by running the update rollup installation 'as administrator'.  That said, when you right click on the update rollup package "run as administrator" is not an option! Here is how to Read more [...]

How to install Windows Updates on DAG Members

Special steps are required when ndexnstalling Windows Updates and Rollups on Exchange DAG members.  This article explains the best way to install Windows Updates.  There is a different procedure required when installing Exchange Update Rollups on DAG Members. Steps to Install Windows Updates on Exchange DAG members: On the first server you are applying Windows Updates perform the following: 1) Perform server Switchover so that the server you are installing the updates on is not active: Read more [...]

How to add additional servers to Exchange 2010 Routing Group Connector

Issue: You need to add additional Exchange 2010 Servers to the Routing Group Connector used for co-existence with Exchange 2003. Background: Routing Group Connectors are used to allow mail-flow between Exchange 2003 and Exchange 2010 When you are running a co-existence. The Routing Group Connector that is created by default during installation of Exchange 2010 will only add one Exchange 2010 server as a bridgehead.  If you have multiple Exchange 2010 servers with the Hub Transport role then Read more [...]