I had a weird case of organization suffering from outlook that couldn’t connect to the exchange, the security window was popping all the time regardless the credential input .
Emails get stuck in the Exchange transport queue with message DNS query failed …Emails get stuck in the Exchange transport queue with message DNS query failed …
I had a problem with emails get stuck on the exchange server and in the transport queue I got this DNS error, the error was : 4.4.0 DNS query
Missing Exchange mailbox ArbitrationMissing Exchange mailbox Arbitration
Sometime you can run into situation that you Arbitration mailbox got deleted, this can happen if you accidentally delete them from Active Directory or during migration for older version
How To preform Windows in-place Upgrade 2012 R2 To 2019How To preform Windows in-place Upgrade 2012 R2 To 2019
f you want to keep the same hardware and all the server roles you’ve already set up without flattening the server, you’ll want to do an in-place upgrade. An
Webmin do not change theme as expectedWebmin do not change theme as expected
When trying to change Webmin theme the settings do not get applied . This can happen as the global setting overcome the user settings Go to webmin -> Change
Exchange 2013 can not connect with error FailureCategory=Cafe-SendFailureExchange 2013 can not connect with error FailureCategory=Cafe-SendFailure
Sometime you can get error while connecting to exchange Powershell with the error : Connecting to remote server [Your Exchange Server] failed with the following error message : [ClientAccessServer=[Your Exchange Server],BackEndServer=
Windows Server Hangs at “Please Wait”Windows Server Hangs at “Please Wait”
Sometime you can get windows screen with status “Please wait” hangs there for ever ! For me it was Classic shell software which cause the server to hang on
How to Upgrade Windows 2016 Standard Edition To DatacenterHow to Upgrade Windows 2016 Standard Edition To Datacenter
You can easy upgrade windows edition from standard edition to Data-center with Powershell , First check what edition you are running , From Powershell running as Administrator: DISM
There are currently no logon servers available to service the logon requestThere are currently no logon servers available to service the logon request
Sometime the domain controller it self give error when trying to logon “There are currently no logon servers available to service the logon request”, this can happen because multi-pull reasons,
Microsoft Failover Cluster network name resource ‘Cluster Name’ failed registration of one or more associatedMicrosoft Failover Cluster network name resource ‘Cluster Name’ failed registration of one or more associated
When working with Microsoft Failover cluster network you might get error : Cluster network name resource ‘Cluster Name’ failed registration of one or more associated DNS name(s) for the