1,874 questions with Microsoft Exchange Hybrid Management tags
Need to login Outlook with new credential, but prompting for old credentials when migrated device across domain in different forest
Hi Team, We are migrating device and user identity across the domain in different forest. After migration of the device the user is trying to access the new profile with using new domain credential, but always prompt for old credentials and attaching…
Exchange Hybrid - External Out of Office not working
Hi We have a hybrid configuration where some mailboxes are still on premises. In- and outbound mail flow is already configured to be routed through Exchange Online. Everything works, means on premises mailboxes are able to send external emails through…
The connection to the server 'webmail.domain.com' could not be completed.
Hello, Scenario: We have set up a hybrid migration from on-premises to Exchange Online (EXO). The setup worked well for the past two weeks, and we managed to migrate mailboxes. A few days ago, we experienced internet issues. Since then, all users' sync…
Unified Group membership
Hi All i have created unified group using the below syntax. New-UnifiedGroup -DisplayName "UG1" -Alias "UG1" -PrimarySmtpAddress "UG1@contoso.com" -Members "user1@contoso.com","user2@contoso.com"…
sent items.
Hi All i am using exchange 2016 hybrid environment. we created shared mailboxes in oprem and migrate to exchange online. i have used the below settings when i created shared mailbox. when users send emails from shared mailbox the emails should go to sent…
Organization Chart Wizard Error
Hi I am using exchange 2016 hybrid environment. All my users are created in onprem and migrated to online. I am trying to create an organization chart from Visio( i am licensed visio user), i am following the below steps but i am getting the error Unable…
Non-domain workstation for suspicious emails
We have an on-premises mailbox (user account) that allows our users to send emails that they think are suspicious. The account logs into a non-domain workstation using OWA. Our users are in exchange online. we are hybrid. Management wants to know if…
Connect-Exchange Online (Error while sending the request)
Hello, I'm getting the below Error while connecting to Exchange Online (PowerShell Script) when called from .Net Application. #Import-Module ExchangeOnlineManagement #Connect-ExchangeOnline -Credential $Creds An error occurred while…
Maintenance Mode for Exchange 2019 Hybrid Servers in a DAG
We have 2 2019 Hybrid Servers in a DAG. The majority of our mailboxes are online. We have a few on prem mailboxes on the 2019 servers. I need to apply Microsoft patches to the hybrid servers. In the past, I ran a script when I put my 2013 servers in…
Exchange 2016 to Office 365 Migration
What would you say I’d the best method for 80 odd users the plan is to decom the on prem server post migration does that rule oit remote move migration I know it used to at least I think it did. The last few large scale migrations I have done were all…
How can I migrate and manage an on-prem Distribution List in 0365 online?
Hi I am trying to migrate and mange an on-prem distribution list to cloud. The DL was sync to cloud from On-prem which i can actually view but can't mange them with the error message "You can only manage this group in your on-premises environment.…
Hybrid agent setup failing on "Validating Hybrid Agent for Exchange usage
Hi, I am setting up a Hybrid Wizard config mail migration from on-prem to exchange online. I am using the Modern Hybrid Topology. I get a Validating Hybrid Agent for Exchange usage error: 20240312_070138.log I have also added the log file for further…
on-prem Exchange 2016 migration to Exchange Online
Hello, I have setup a hybrid connection between our Exchange 2016 and Exchange Online. I have run in small issue when I try to move a mailbox from my on-prem Exchange to Exchange Online. When I want to create a migration batch for a test user I'm not…
Exchange 2016 transaction logs
We recovered a Exchange 2016 server to a new location, and the server is running fine, DB is clean. We have noticed that there is missing emails from when we moved the server. We have logged in to the old server and have access to all the old transaction…
After Azure AD Hard-Match, users outlook will prompt "The Microsoft Exchange administrator has made a change that requires you quit and restart Outlook" occasionally
Hi all, I got a tenant with cloud users, they are disconnected from previous AD domain (let say abc.com). I changed all cloud users primary domain from abc.com to xyz.com. Then I created a new local domain AD with xyz.com, users are exactly same name…
How to migrate distrubtion groups from On Prem Exchange to Exchange Online
In exchange hybrid management how to migrate Distribution groups which are present in on prem to Exchange online.
query on shared mailbox calendar
Hi All I am using Exchange 2016 hybrid environment. we create shared mailboxes/Regular mailboxes in onprem and migrate to online and for few we created as remote shared/regular mailboxes from onprem. my user is using outlook for MAC, lets say i have a…
Upgrade or Migrate from Hybrid exchange 2013 to 2019
Looking for the best possible way to upgrade and or migrate our current two hybrid exchange 2013 environment to exchange hybrid 2019 please.
Delayed email - LED=450 4.4.316 Connection refused
We are hybrid with adsync. Exchange 2019 in a DAG behind load balancer. Our users are in exchange online. we have a few mailboxes on premise. When our online users send an email to the on-premises mailbox, there is a delay with the email being…
Delivery Management
Hi All I am using exchange 2016 hybrid environment and lets say my domain is domain1.com. i have another domain lets say domain2.com and domain2.com is external to domain1.com In exchange onprem domain2.com is added as accepted domain. in exchange online…