7,925 questions
5 answers
Unable to set Exchange Hybrid Server send-connector certificate
I have created a new externally signed certificate for our Hybrid Exchange server. It has been enabled for both IIS and SMTP, and we have restarted the server twice. The new certificate shows up as being enabled for SMTP. However, when we are trying…
Exchange | Exchange Server | Management
Exchange | Hybrid management
2,310 questions
asked 2021-09-14T15:39:06.23+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(112.00000000000001, 15%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERD%3C/text%3E%3C/svg%3E)
Rick Danforth
101
Reputation points
answered 2025-04-08T06:28:00.5466667+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(28.799999999999997, 68%, 12%)' 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)
Martin Presthus
0
Reputation points
2 answers
How to set time zone in microsoft teams - Hybrid Deployment
Hello, We are using teams in our organisation, and we're bringing on board some more people who are in different timezones. I've taken a look at this thread here:…
Exchange | Hybrid management
2,310 questions
asked 2025-03-09T20:49:27.0566667+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(230.39999999999998, 4%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERS%3C/text%3E%3C/svg%3E)
Rowan Scott
0
Reputation points
commented 2025-04-04T12:49:42.03+00:00
Rowan Scott
0
Reputation points
1 answer
Hybrid User Delegation and Send As Permissions
Hi, Does cross premises permissions like delegate and send-as work if the on-prem mailbox isn't synced? For example, onpremuser1 had delegate permissions to migrateuser1 mailbox, but onpremuser1 is not entra sycned? Thanks.
Exchange | Hybrid management
2,310 questions
asked 2025-04-03T07:35:39.21+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(150.4, 75%, 24%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ERB%3C/text%3E%3C/svg%3E)
Raymond Brooks
366
Reputation points
commented 2025-04-04T07:18:57.9+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(128, 8%, 22%)' 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)
Anonymous
1 answer
Can't revert from "Mail User" to "User Mailbox"
Hello, One of my users lost complete access to her mailbox, I believe her Office licence got "removed" for 2~ hours then put back but nothing came back to normal... O365 Admin Center shows this message on their profile : Exchange : The…
Exchange | Hybrid management
2,310 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(294.40000000000003, 79%, 38%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAC%3C/text%3E%3C/svg%3E)
1 answer
Exchange Hybrid minimal config to manage mailboxes that are already in the cloud.
Hi I have a customer that previously had Exchange 2010 installed. They then onboarded their mailboxes to the cloud and decided to remove the Exchange server. Accounts are still synced from AD via Entra connect so they now that want to manage their…
Exchange | Hybrid management
2,310 questions
asked 2025-03-28T09:36:44.98+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(89.60000000000001, 54%, 18%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EAD%3C/text%3E%3C/svg%3E)
Arend Dieperink
40
Reputation points
commented 2025-04-03T05:12:29.35+00:00
Anonymous
1 answer
Mitigations Cloud endpoint is not reachable Exchange 2019 Deployment
I receieve below warning during Exchange 2019 deployment Mitigations Cloud endpoint is not…
Exchange | Hybrid management
2,310 questions
asked 2025-03-06T07:37:01.5233333+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(211.20000000000002, 32%, 30%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EZM%3C/text%3E%3C/svg%3E)
ZIYAD MORSI
0
Reputation points
commented 2025-04-02T08:38:17.5766667+00:00
Anonymous
1 answer
One of the answers was accepted by the question author.
Sync Modern Public Folders FixInconsistencies switch
Hi i'm currently in hybrid environment and need to ensure migrated users can access public folders, so i ran the sync public folders script and at the end got a warning to run with FixInconsistencies. So i have a few questions: Is this safe to run,…
Exchange | Hybrid management
2,310 questions
asked 2025-03-31T16:34:22.4566667+00:00
Raymond Brooks
366
Reputation points
accepted 2025-04-01T15:34:12.1566667+00:00
Raymond Brooks
366
Reputation points
1 answer
mailbox migration failed from on-prem to cloud o365
migration to cloud get error message timeout error
Exchange | Hybrid management
2,310 questions
asked 2022-07-11T15:37:03.497+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(230.39999999999998, 23%, 32%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EHS%3C/text%3E%3C/svg%3E)
hafizuddin shahipurullah
1
Reputation point
commented 2025-04-01T11:10:41.76+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, 69%, 27%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EMT%3C/text%3E%3C/svg%3E)
Mukremin Teknecukur
0
Reputation points
1 answer
msexchhidefromaddresslist attribute missing
Environment is having 2 on premise AD. One AADconnect server. Then Azure AD and Office 365. We do not have exchange on premise. But all the users are still created in on premise. So terminated or disabled users in AD is still showing up in exchange…
Exchange | Hybrid management
2,310 questions
asked 2025-03-19T04:43:12.3866667+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(76.8, 91%, 17%)' 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)
MasTer
0
Reputation points
commented 2025-04-01T05:35:58.3566667+00:00
Anonymous
1 answer
dkim=fail (body hash did not verify)
We are getting the error with DKIM in our email. DKIM fails with body hash is not matching and we get the following error dkim=pass (signature was verified) header.d=xyz.com;dkim=fail (body hash did not verify) header.d=xyz.com. we are trying to identify
Exchange | Hybrid management
2,310 questions
asked 2025-03-20T15:32:33.8266667+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(310.4, 49%, 40%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPK%3C/text%3E%3C/svg%3E)
Pradeep Kabbur
60
Reputation points
commented 2025-04-01T01:49:30.2766667+00:00
Anonymous
1 answer
HCW8001 Error: Unable to Determine the Tenant Routing Domain
Encountering the error HCW8001 Unable to determine the Tenant Routing Domain while running the Hybrid Configuration Wizard (HCW). Below are the relevant log entries observed during the process: 2025.03.05 15:09:31.633 10271 [Client=UX,…
Exchange | Hybrid management
2,310 questions
asked 2025-03-05T16:37:19.0766667+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(54.400000000000006, 28.999999999999996%, 15%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EJ%3C/text%3E%3C/svg%3E)
Jtek
0
Reputation points
commented 2025-04-01T01:45:58.81+00:00
Anonymous
2 answers
Problème connexion compte O365 Outlook
Bonjour, J'ai un problème chez un client où nous avons fait une migration Exchange Server 2010 vers Office 365 dernièrement et il s'avère que depuis quelques jours j'ai 3-4 personnes qui peuvent plus ouvrir leur Outlook avec l'erreur suivante : J'ai…
Exchange | Exchange Server | Other
1,452 questions
Windows for business | Windows 365 Business
530 questions
Outlook | Windows | Classic Outlook for Windows | For business
9,746 questions
Microsoft 365 and Office | Install, redeem, activate | For business | Windows
Exchange | Hybrid management
2,310 questions
asked 2025-02-12T15:47:26.2766667+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, 62%, 19%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EBG%3C/text%3E%3C/svg%3E)
Benjamin GENETELLI
5
Reputation points
commented 2025-03-31T13:40:57.41+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(246.4, 73%, 33%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ECB%3C/text%3E%3C/svg%3E)
Camille BARBIER
20
Reputation points
5 answers
cannot delete dumpster files from public folders - PF migration process
Hey, I want to migrate my Exchange 2013 public folders to Exchange online. I noticed that I had a few folders that contained characters that were not allowed in the migration, so I renamed them. After running the Export-ModernPublicFolderStatistics.ps1…
Exchange | Hybrid management
2,310 questions
asked 2025-03-24T13:11:16.3966667+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(160, 4%, 25%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ESP%3C/text%3E%3C/svg%3E)
Semjon Paul
0
Reputation points
commented 2025-03-31T09:10:47.1533333+00:00
Sharon Zhao-MSFT
25,761
Reputation points Microsoft External Staff
1 answer
One of the answers was accepted by the question author.
Outlook password prompt Issues after user migration
Hi, i'm currently working with a client and i need official clarification on an issue we are seeing. Backstory We configured Exchange Hybrid (Exchange 2019) and updated some users to Microsoft 365 Apps. Next a migration test was done and the migrated…
Exchange | Hybrid management
2,310 questions
asked 2025-03-24T14:32:11.5433333+00:00
Raymond Brooks
366
Reputation points
commented 2025-03-27T01:33:46.9+00:00
Anonymous
1 answer
mTLS, mutual TLS, or server-to-server authentication deprecation of Sectigo
I recently got an email from Sectigo that they are going to remove mTLS or server-to-server authentication from their certificates. I checked and this would impact the Exchange online Hybrid situation as far as i can see it. Does someone know if…
Exchange | Hybrid management
2,310 questions
asked 2025-03-21T10:05:14.8666667+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(256, 17%, 34%)' 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)
Michel Admiraal
0
Reputation points
commented 2025-03-26T07:57:07.26+00:00
Anonymous
5 answers
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…
Exchange | Exchange Server | Other
1,452 questions
Exchange | Exchange Server | Management
7,925 questions
Exchange | Hybrid management
2,310 questions
asked 2024-03-12T14:23:02.9766667+00:00
Jabulani Motloung
191
Reputation points
answered 2025-03-25T15:14:47.5633333+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(108.80000000000001, 20%, 20%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3ETV%3C/text%3E%3C/svg%3E)
Techhelp Volunteer
230
Reputation points
1 answer
Internal email undeliverable due to "Corrupt message content"
Hi All, We have an issue with a user where an internal email cannot be delivered. The email reaches everyone else's mailbox except for 1 user. I checked the mail flow rules and there's nothing there that would indicate the email being blocked. Does…
Exchange | Hybrid management
2,310 questions
asked 2025-03-18T21:27:08.08+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(272, 62%, 36%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EPL%3C/text%3E%3C/svg%3E)
Philip Lherisson
0
Reputation points
commented 2025-03-25T08:13:37.8+00:00
Anonymous
1 answer
Exchange Hybrid Wizard Error (413)
Hello, we are running into issues with the Hybrid Wizard. On the last point validation, we always getting the same error and dont know what to do, cuz it says the external server is responding with.... See Log attached. 2025.03.05 08:43:02.035 ERROR…
Exchange | Hybrid management
2,310 questions
asked 2025-03-07T00:24:44.0266667+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, 13%, 37%)' cx='32' cy='32' r='32' /%3E%3Ctext x='50%25' y='55%25' dominant-baseline='middle' text-anchor='middle' fill='%23FFF' %3EET%3C/text%3E%3C/svg%3E)
Ella Taylor
80
Reputation points
commented 2025-03-18T08:17:42.79+00:00
Anonymous
2 answers
Public Folder Calendar Creation
We use basic public folder calendars for a number of things. These were originally hosted on on-prem Exchange, and are now on Exchange Online. I normally create them in Outlook, and select 'calendar items' from the list of types. However, I'm currently…
Exchange | Hybrid management
2,310 questions
asked 2025-03-06T00:06:36.5466667+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(243.2, 56.00000000000001%, 33%)' 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)
Nicholas
20
Reputation points
commented 2025-03-18T08:17:24.01+00:00
Anonymous
1 answer
One of the answers was accepted by the question author.
Mail Flow in Hybrid Deployment When HQ Goes Down
Hello, We currently have a Hybrid Exchange deployment with three Exchange Server 2019 Mailbox servers in our HQ, and we also have a DR site with another three Mailbox servers as part of the same DAG. I already understand how mail flow works between our…
Exchange | Hybrid management
2,310 questions
asked 2025-03-14T11:42:24.38+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' %3EAE%3C/text%3E%3C/svg%3E)
Ahmed Essam
245
Reputation points
accepted 2025-03-16T15:32:03.2+00:00
Ahmed Essam
245
Reputation points