MapiExceptionTooComplex

As I am working toward decommissioning Exchange 2010, someone who has a mailbox in Exchange Online (EXO) was having an issue with staying connected to an on premises shared mailbox using Outlook. I proposed moving it to EXO to address the issue. While onboarding the mailbox to EXO, the move gave me an error that…

Clear Event Logs with PowerShell

Ever needed to clear all events from each of the 1100+ Event Viewer logs on a Windows workstation? From an elevated PowerShell console, run the following script to clear the event logs in Event Viewer… wevtutil el | Foreach-Object {wevtutil cl “$_”}   Good luck.

AD Attributes Changed When an On-Premises User Mailbox is Moved to EXO

The following is a list of attributes I tracked that change for an AD user when their associated mailbox is moved (via hybrid) to Exchange Online… homeMDB legacyExchangeDN mDBUseDefaults mS-DS-ConsistencyGuid msDS-ExternalDirectoryObjectId msExchCalendarLoggingQuota msExchELCMailboxFlags msExchHomeServerName msExchMailboxSecurityDescriptor msExchRBACPolicyLink msExchRecipientDisplayType msExchRecipientTypeDetails msExchRemoteRecipientType msExchUserCulture proxyAddresses targetAddress uSNChanged Reference(s)… https://blogs.technet.microsoft.com/dkegg/2014/08/27/ad-attributes-that-are-changed-when-a-mailbox-moves-to-office-365/ https://docs.microsoft.com/en-us/azure/active-directory/connect/active-directory-aadconnectsync-attributes-synchronized Report Comment