Folder Redirection migration and GPO not working
I have been testing folder redirection migration from Windows Server 2012 R2 to 2019. Problem: Although GPO was modified to point to the new server, it still pointed to the…
Users unable to download Offline Address Book
After migrating Exchange 2013 to Exchange 2019, users started complaining that they were not able to download Offline Address Book(OAB). When trying to manually download Offline Address Book from Outlook…
VMware ESXi: Unable to take snapshot after upgrading to ESXi 7.0
Background: Earlier this month I upgraded my production VMware vSphere environment from 6.7 U3 to 7.0.0. All the hosts in the cluster are HPE DL380 Gen10 server. I used HPE…
Exchange 2013 Back Pressure Issue
Exchange Back pressure is real. I have setup two separate domains in my lab (northwindtrader.com and constoso.com). On northwindtrader.com domain I am testing migrating Exchange 2013 CU21 to Exchange 2019.…
Not able to login to Outlook/OWA and Exchange 2013 CU21
Outlook/OWA will prompt for password but will not authenticate.On Exchange Server security event log:Event ID: 4625, user login failure. Unknown username and bad password, User not allowed to logon at…
Skype for Business 2019 installation error while preparing current forest
Enabled-CSAdForest Failed Error: command execution failed: Active Directory operation failed on "dc.abc.com". You cannot retry this operation: " Directory object not found 000028D:NameErr: DSID-03100288, problem 2001(NO_OBJECT), data 0, best match…
Unable to remove any roles from Windows Server 2012 R2: WinRM pool corrupted or missing
I am in the process of migrating Windows Server 2012 R2 to Window Server 2019. While trying to remove a CA role to migrate to Windows Server 2019, server threw…
Upgrading ESXi from 6.7 U3 to 7.0
There are two ways you can upgrade ESXi hosts:- Upgrading ESXi using ESXCLI- Upgrading ESXi via VMware LifeCycle Manager. VMware Update Manager has been replaced with VMware Lifecycle Manager in…
Upgrading VMware vSphere from 6.7 U3 to vSphere 7
vSphere 7 went GA on April 2, 2020 and it is a major release. I run ESXi on a single Dell R720 server and running nested ESXi hosts. Here is a link to my lab. Now checking VMWare compatibility…
CentOS: Unable to save connection. No such method ‘Update2’
Environment: CentOS 7Using nmtui to configure ip address for an interface Issue: Fails to save the IP configuration on an interface with the following error:Unable to save the connection. No…