Author Archives: Muditha Jayath Chathuranga

Exchange 2010 – Exchange Online Hybrid: Email Moderators Receive An NDR When An Action Taken

By | February 17, 2016

While working on an Exchange 2010 – Exchange Online hybrid environment, few users encountered an error where after migrating email moderators to the Exchange Online, moderators receiving an NDR when they take an action for a moderated email. Below is an excerpt of the NDR. From: Microsoft Outlook Sent: Thursday, January 14, 2016 10:30 AM… Read More »

Exchange 2010 Mail Delivery Error: 431-4.3.1 STOREDRV

By | January 26, 2016

While working on an Exchange Online and Exchange on-premises setup, I ran into an issue where a freshly migrated user complained of not receiving emails to an on-premises mailbox which had access delegated. Since the complain came as soon as the user was migrated to the Exchange online, I first thought it was a permission issue. But the… Read More »

Azure AD Connect Sync Errors: UPN Changes Aren’t Synced

By | January 13, 2016

I was working at a customer’s location few days back on an Office 365 hybrid deployment. I faced an issue where one of the users that was being synced from the on-premises Active Directory was having a different UPN on the Azure AD. This user’s original UPN was changed in the on premises Active Directory because of… Read More »

Microsoft Announced Enhanced Migration And Disaster Recovery For VMWare Using ASR

By | January 12, 2016

The Azure Site Recovery service contributes to your business continuity and disaster recovery (BCDR) strategy by orchestrating replication, failover and recovery of virtual machines and physical servers. Machines can be replicated to a secondary on-premises data center or in this case, to Azure. Much awaited update for VMWare migration and disaster recovery with ASR is… Read More »

Exchange Online and Exchange Server Hybrid Federation Metadata Refresh Error: Unable to Access the Federation Metadata Document From the Federation Partner

By | January 9, 2016

I was working on an Exchange Online and Exchange Server hybrid environment where the customer complained that on premises users cannot view free/busy status of Exchange Online users. Primary cause for this issue to occur is, if certificate and other metadata information in the Microsoft Federation Gateway or in the on-premises environment become stale or invalid.

Azure DNS: Microsoft’s Answer To Amazon Route 53

By | January 8, 2016

Azure DNS is Microsoft’s answer to AWS’ DNS hosting service Route 53. Azure DNS lets you host your DNS domains on the cloud using Microsoft Azure infrastructure. Since Microsoft’s data centers are spanned around the globe, with the use of anycast technology, queries are served from the closest DNS server available. This helps with faster name resolution regardless of… Read More »

Office 365 Remote Move Migration Error: Domain Is Not an Accepted Domain

By | January 5, 2016

Error: MigrationPermanentException: You can’t use the domain because it’s not an accepted domain for your organization. –> You can’t use the domain because it’s not an accepted domain for your organization. A small configuration mistake that can go unnoticed to many system admins who are new to Office 365 and Microsoft Exchange hybrid environments will result in above… Read More »

Collaboration with Skype for Business 2015

I’ve had the opportunity of delivering a series of awareness sessions on Collaboration with Office 365 around the country during 12th, 18th, 21st, 27th and 29th of May, 2015. In this series of sessions, I showcased how users can use Skype for Business and Outlook to collaborate while demonstrating the capabilities of OneDrive for Business,… Read More »