Updating the system time on Server 2008R2 & 2012R2 using NTP Servers

To update, use the command below (2008 and 2012 server compatible)

change the ntp_server with your source. Check http://tf.nist.gov/tf-cgi/servers.cgi for servers Restart the time service

Resync the time

Verify your sync status

Commands above should be fine if your sources are working correctly and/or your connection is OK (firewall or Microsoft Forefront … Read moreUpdating the system time on Server 2008R2 & 2012R2 using NTP Servers

Cannot migrate user from Exchange 2010 to Exchange Online

So I came across this error while migrating some accounts from On-Premise Exchange 2010 Server to Exchange Online. Error: The subscription for the migration user [email protected] couldn’t be loaded. The following error was encountered: A subscription wasn’t found for this user. In short, there is an address conflict between the user properties of the exchange … Read moreCannot migrate user from Exchange 2010 to Exchange Online

Bulk removal of Password Never Expires checkbox in AD

No one intends this but it is a problem that sooner or later you will be come across in your system administrator career. I’ve see this resolved many different ways, but I like to narrow it down to a particular OU. Depending on your case you may want to clean this across the board in … Read moreBulk removal of Password Never Expires checkbox in AD

Quest AD PowerShell cmdlets

I had trouble finding the Quest AD Powershell Cmdlets today. I knew Quest got acquired by Dell but I thought that my favorites would have still worked. Anyways, after a little of digging on the internet i was able to find them. It is now called ActiveRoles Management Shell for Active Directory  Here is the link: ActiveRoles … Read moreQuest AD PowerShell cmdlets

Microsoft IIS: Disabling the SSL v3 Protocol

Depending on how your Windows servers are configured, you may need to disable SSL v3. Note that older versions of Internet Explorer may not have the TLS protocol enabled by default. If you disable SSL versions 2.0 and 3.0, the older versions of Internet Explorer will need to enable the TLS protocol before they can … Read moreMicrosoft IIS: Disabling the SSL v3 Protocol

Outlook: Removing Copy from all the Calendar entries after importing from PST

This article applies to Outlook 2007 and 2010. If you are experiencing this issue with other mail clients, please contact Support. The “Copy” prefix is usually added to calendar items when items are imported from a PST file or copied from another calendar. To avoid this happening move items to the calendar instead of importing: … Read moreOutlook: Removing Copy from all the Calendar entries after importing from PST

Enabling ActiveSync for a Security Group using Powershell

 

Disabling ActiveSync for a Group of Users using Powershell

I have tested this only in a Hybrid environment. Create a Universal AD Security Group called O365_Disabled_ActiveSync_Users. Add all the members to it. Make sure it has an email address that registers in Office365. Connect to Office365 via Powershell ISE:

Copy the following code in a file called DisableActiveSync.ps1 and run in powershell. Add … Read moreDisabling ActiveSync for a Group of Users using Powershell

Exchange 2007: Give a user full access to all mailboxes

The following command will give full access to the Mailbox database including future mailboxes when they are created. Just change the name of the Mailbox Database to yours and the name to the one you wish to use

Now access to all mailboxes:

For Send As:

For Recieve As:

In exchange … Read moreExchange 2007: Give a user full access to all mailboxes