Disable Clutter For Office 365 Mailboxes

Most of the admins are familiar with Clutter in an Office 365 mailbox these days and have mixed opinion about the feature. Machine learning is in its early stages and things can only improve. … Disable Clutter For Office 365 MailboxesRead More »

On-Premise IP Address Is Blocked By Exchange Online Protection – 550 5.7.606-649 Access Denied

​As part of the hybrid deployment testing at a customer site, emails that were sent from an on-premise mailbox to an Office 365 user was always failing and the NDR was very clear as well. The Exchange Online Protection was blocking emails from the customer’s outgoing public IP address. … On-Premise IP Address Is Blocked …

On-Premise IP Address Is Blocked By Exchange Online Protection – 550 5.7.606-649 Access Denied Read More »

Can’t Connect To Azure AD Connect Synchronization Services Error

“Unable to connect to synchronisation service after installing Azure AD Connect” error comes up if you try to launch Synchronization Services Manager straight after installing Azure AD Connect. … Can’t Connect To Azure AD Connect Synchronization Services ErrorRead More »

Mutex Acquisition Failed – Azure AD Connect Error

While working at a customer site, I was notified that the AAD Connect hasn’t synchronized in the last 24 hours. Checking out the portal confirmed that even though password sync was working.  … Mutex Acquisition Failed – Azure AD Connect ErrorRead More »

Exchange 2016 CU2 Released

Microsoft has released Cumulative Update 2 for Exchange Server 2016. This release adds support to .NET Framework 4.6.1, the same goes for Exchange 2013 CU13 as well. … Exchange 2016 CU2 ReleasedRead More »

Exchange 2013 CU13 Released

Microsoft has released Cumulative Update 13 for Exchange Server 2013. This release adds support to .NET Framework 4.6.1. … Exchange 2013 CU13 ReleasedRead More »

Scroll to Top