Active Directory ZeroLogon Exploit
A few months ago a zerologon exploit was released and this exploit was able to do damage to an Active Directory environment. Microsoft released a patch in the next set of updates and in...
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Category: Exchange 2010
Exchange 2010: Removing a mailbox server.
As the process begins in removing Exchange 2010 from an environment, you might run into an issue where the server has Offline Address Books on it even though everything else has been moved off....
Exchange/Active Directory – all versions: Why you should have strong passwords.
Weak passwords is a common mistake with many email users or even admins that manage domains. I recently had the opportunity to demo the zerologon exploit and how it breaks your domain controllers in...
Upgrade your Exchange 2010 environment to Exchange 2016 or O365 before October 2020
As you know, October 13 2020 is approaching fast and the support for Exchange 2010 is ending. For those who are still on legacy, remember Windows 2008 R2 is not getting many or any...
Exchange 2010:- Database seeding stuck in a Failed state.
For those of you still managing an Exchange 2010 environment, you might come across the error listed below. If you head over to the Exchange Management Console (EMC), you will notice it says the...
Exchange 2010/2016:- Failed sending mail, #554 5.2.0 STOREDRV
In Exchange 2010/2016, you might come across a strange error as shown below when sending email: Failed to process message due to a permanent exception with message Invalid named property Solution: To fix this...
Exchange 2010:- Exchange RPC service can’t be started.
After rebooting a server we found the following error in the event logs along with whole stack of others: Right, so the Microsoft Exchange RPC Client Access would not start. To fix this error,...
Exchange 2010:- Managing a DAG and Group Membership fails.
As part of the migration to Exchange 2016 you might have to recover an Exchange 2010 member server or both if you have storage corruption or the VM’s OS has simply become unusable. Recovery...
Exchange 2010/2016: DAG member showing as down in Failover Cluster Manager
In Exchange whether it is Exchange 2010 or 2016 or maybe even 2019, when you setup a Database Availability Group (DAG) requires Failover Cluster Manager to be installed and when the DAG is formed...
Exchange 2010:- Uninstall fails on prerequisites
When decommissioning Exchange 2010 Hub servers, you sometimes run into a small issue where you forget to remove the server from all your send connectors and you are presented with the error below: The...
