1,461 questions
0 answers
Unable to Add Mailbox Server to DAG – Cluster API Failed
Hello Experts, I’m encountering a persistent issue while adding the mailbox server from DR site to a Database Availability Group (DAG) in my Exchange Server environment. Despite following all best practices, the operation fails with a cluster API timeout…
Exchange | Exchange Server | Other
asked 2025-07-13T11:54:43.4133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(137.6, 52%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMA%3C/text%3E%3C/svg%3E)
Md Amteaz Bulbul
20
Reputation points
edited the question 2025-07-14T16:47:02.9066667+00:00
Md Amteaz Bulbul
20
Reputation points
0 answers
How to add reverse dns lookups when using Wix.com's dns service?
We use M365 Exchange for email. We use Wix.com for our website and DNS records management. Wix does not support the management of PTR records. Some of our outbound email fails to deliver based on failing Reverse DNS Lookups. Rather than moving our…
Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,198 questions
asked 2025-07-11T20:25:42.62+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(163.2, 11%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJR%3C/text%3E%3C/svg%3E)
John Regal
0
Reputation points
commented 2025-07-11T20:27:53.71+00:00
John Regal
0
Reputation points
0 answers
object confusion issue in Microsoft 365.
Hello, Please i need your help on this issue. Deleted a user's EntraID some time ago due to a split mailbox issue, created a new mailbox with same UPN name and restore all data to new SharePoint, OneDrive, Mailbox, but now there appears to be a…
Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,198 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(217.60000000000002, 67%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EI%3C/text%3E%3C/svg%3E)
0 answers
Skipped emails in backup, mime conversion error
The backup process has completed, but we had to skip these email messages because we are not able to fetch them from the O365 due to Mime Conversion errors.
Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,198 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(19.2, 28.000000000000004%, 11%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EN%3C/text%3E%3C/svg%3E)
0 answers
microsoft 365 - Outlook will not connect to server after windows update
Outlook will not connect to server immediately after windows update. I can now connect to Office 365 but states my account does not have permission to view or manage
Exchange | Exchange Server | Other
1,461 questions
asked 2025-07-10T13:06:35.9+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(80, 45%, 17%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDH%3C/text%3E%3C/svg%3E)
Dennis Hickie
0
Reputation points
edited the question 2025-07-10T14:04:25.89+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(284.8, 62%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EDH%3C/text%3E%3C/svg%3E)
Duane Hookom
80
Reputation points
Volunteer Moderator
0 answers
Outlook says to view more messages i need to click on the link for Microsoft Exchange
No results even though Outlook says there are four items on the server. Followed these instructions: Open Outlook > Click File > Account Settings > Account Settings. Click the Exchange or Microsoft 365, and then click Change. Under Offline…
Exchange | Exchange Server | Other
1,461 questions
asked 2025-07-10T13:45:44.8766667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(96, 22%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ES4%3C/text%3E%3C/svg%3E)
Stanley1957-4670
0
Reputation points
asked 2025-07-10T13:45:44.8766667+00:00
Stanley1957-4670
0
Reputation points
0 answers
Disabling NTLM authentication over HTTP in on-premises Exchange environments
I am using a Hybrid Exchange Server 2016 on-premises alongside Exchange Online, and all mailboxes have been successfully migrated to Exchange Online. My on-premises Active Directory (AD) is synchronised with Entra ID using Entra ID Connect. I want to…
Exchange | Hybrid management
2,311 questions
asked 2025-07-04T14:48:07.9933333+00:00
EnterpriseArchitect
6,061
Reputation points
asked 2025-07-04T14:48:07.9933333+00:00
EnterpriseArchitect
6,061
Reputation points
0 answers
UHRS Crawler App Not Working
Hi! I havge been Running the UHRS Desktop App for many months now, and I always use the Crawler App, but now for more than a month the app doesn't seems to have Anithing Crawled, Usually I can get 15k-20k Crawled Sites per month but now it's always…
Exchange | Other
701 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(3.2, 80%, 10%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EL%3C/text%3E%3C/svg%3E)
0 answers
Exchange-SMTP app connect failed some times
"I have an application that tries to connect to the SMTP service of Exchange Server 2019 for sending emails. However, it occasionally fails to send messages—but not all jobs fail. I tried using port 587 and 25, and the issue occurs with both. How…
Exchange | Exchange Server | Other
1,461 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(256, 92%, 34%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA%3C/text%3E%3C/svg%3E)
0 answers
Active directory server <FQDN> is not available. Error message: Active directory response: A local error occurred. caused DC replication issue.
Windows DC replication error Hi, is anyone able to help me with an issue regarding DC replication? I believe the problem started after restoring snapshots on ESXi. I was troubleshooting our on-premise Exchange mailbox and attempted to restore snapshots…
Exchange | Exchange Server | Development
588 questions
asked 2025-07-01T17:48:47.5733333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(288, 93%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJS%3C/text%3E%3C/svg%3E)
Jeron Santos
0
Reputation points
asked 2025-07-01T17:48:47.5733333+00:00
Jeron Santos
0
Reputation points
0 answers
What API requirement set does Exchange SE Support?
What API requirement set does Exchange SE Support? Does it just match Exchange 2019 or is there an improvement?
Exchange | Exchange Server | Development
588 questions
asked 2025-06-27T16:23:25.8866667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(83.2, 59%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAB%3C/text%3E%3C/svg%3E)
Andrew Bell (andrebel)
0
Reputation points
asked 2025-06-27T16:23:25.8866667+00:00
Andrew Bell (andrebel)
0
Reputation points
0 answers
Issues with Microsoft Graph API OAuth Scope Handling
Issues with Microsoft Graph API OAuth Scope Handling Problem Description We are experiencing two critical issues with Microsoft Graph API OAuth implementation in our application: Scope Accumulation Problem: When a user connects multiple Microsoft…
Exchange Online
Exchange Online
A Microsoft email and calendaring hosted service.
6,198 questions
asked 2025-06-26T07:02:41.14+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(35.2, 31%, 13%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMP%3C/text%3E%3C/svg%3E)
Maksim Pavarha
0
Reputation points
edited the question 2025-06-26T10:55:06.0433333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(224.00000000000003, 15%, 31%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBN%3C/text%3E%3C/svg%3E)
Bhargavi Naragani
6,530
Reputation points Microsoft External Staff
Moderator
0 answers
Receive Connectors and Virtual Directories
Hi, I am currently using Exchange 2016 and have introduced new Exchange 2019 servers. Server01 and Server02 are running Exchange 2016, while Server03 and Server04 are running Exchange 2019.I have set up virtual directories and receive connectors on the…
Exchange | Exchange Server | Management
7,925 questions
asked 2025-06-21T19:49:29.78+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(179.20000000000002, 7.000000000000001%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EGM%3C/text%3E%3C/svg%3E)
Glenn Maxwell
12,876
Reputation points
asked 2025-06-21T19:49:29.78+00:00
Glenn Maxwell
12,876
Reputation points
0 answers
This computer is a member of a Database Availability Group
I'm trying to uninstall Exchange Server 2019 which is not a member of DAG and no active database but I still got the error below. Error: This computer is a member of a database availability group (DAG). It must be removed from the DAG before you can…
Exchange | Exchange Server | Management
7,925 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(192, 28.999999999999996%, 28%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EM%3C/text%3E%3C/svg%3E)
0 answers
Receive Connector
I am currently using Exchange 2016 and want to upgrade to Exchange 2019. I have introduced new Exchange 2019 servers. Besides the default connectors in Exchange 2016, I have two custom connectors created. One of the connectors has over 200 IP addresses…
Exchange | Exchange Server | Management
7,925 questions
asked 2025-06-14T11:29:48.55+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(137.6, 72%, 23%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERF%3C/text%3E%3C/svg%3E)
Rising Flight
5,216
Reputation points
asked 2025-06-14T11:29:48.55+00:00
Rising Flight
5,216
Reputation points
0 answers
Query on Exchange upgrade
Hi All, I am currently running Exchange Server 2016 and have upgraded to Exchange Server 2019 in my lab environment as part of the upgrade process. My existing environment consists of two Exchange 2016 servers (Server01 and Server02). I have provisioned…
Exchange | Hybrid management
2,311 questions
asked 2025-06-14T11:00:59.6166667+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(265.6, 72%, 35%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERR%3C/text%3E%3C/svg%3E)
Roger Roger
7,181
Reputation points
asked 2025-06-14T11:00:59.6166667+00:00
Roger Roger
7,181
Reputation points
0 answers
I want to reach out someone who can help us to go through the verification process for Microsoft Education Plan.
I'm the vice principal of Royal Crown School, an International Private School in Toronto, ON. I'm working on applying the Microsft EDU A1/A3 licenses and reached out to the Microsoft EDU sale. But I can't go through the verification process and the sales…
Microsoft 365 and Office | Install, redeem, activate | For business | Windows
Exchange | Licensing
40 questions
asked 2024-07-12T15:32:53.02+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(268.8, 86%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ELZ%3C/text%3E%3C/svg%3E)
Lin Zhou
0
Reputation points
commented 2025-06-12T10:57:39.5+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(115.19999999999999, 51%, 21%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPP%3C/text%3E%3C/svg%3E)
paris putra
0
Reputation points
0 answers
How to prepare AD and upgrade Exchange server from CU5 to CU15 after Entra Connect has been installed in local domain
Hi all I have installed Microsoft Entra Connect. Now I want deploy hybrid Exchange. My exchange is 2019 CU5. I learnt I must upgrade to latest version, CU15. I have successfully extend Schema but AD preparation failed after 40% installation, on…
Exchange | Hybrid management
2,311 questions
asked 2025-06-07T14:50:32.3133333+00:00
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(208, 13%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EA5%3C/text%3E%3C/svg%3E)
AlphonseSossou-5262
0
Reputation points
edited a comment 2025-06-12T08:59:39.81+00:00
AlphonseSossou-5262
0
Reputation points
0 answers
VM SKU type for exchange
Hi All I am currently using an Exchange 2016 Hybrid environment, with the Exchange 2016 VMs hosted on Azure (VM SKU: D8s v3). I am planning to migrate to Exchange 2019 by provisioning new Exchange 2019 servers and decommissioning the existing Exchange…
Exchange | Exchange Server | Development
588 questions
asked 2025-06-07T13:30:01.2533333+00:00
Glenn Maxwell
12,876
Reputation points
asked 2025-06-07T13:30:01.2533333+00:00
Glenn Maxwell
12,876
Reputation points
0 answers
Exchange 2019 Outgoing mail to gmail failure due to SPF record error
Dear Sir, Customer has an Exchange 2019 organization with 2 Exchange servers (Server name: Ex1 & Ex2) in 1 organization. Email has only 1 domain: domain1.com. They encountered an SPF return error message when the send out email outgoing from ex2…
Exchange | Exchange Server | Development
588 questions
![](data:image/svg+xml, %3Csvg xmlns='http://www.w3.org/2000/svg' height='64' class='font-weight-bold' style='font: 600 30.11764705882353px "SegoeUI", Arial' width='64'%3E%3Ccircle fill='hsl(227.2, 34%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJT%3C/text%3E%3C/svg%3E)