Questions tagged [exchange]

Questions about any version of Microsoft Exchange Server or Exchange Online, Microsoft's email and unified communications server product. Because of tight integration with other systems, related questions may overlap with Active Directory, Office 365, and Skype for Business (aka Lync Server or Office Communications Server). Questions about Microsoft Outlook may be a gray area, with Super User as an alternative site to ask on.

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41 views

Can't get rid of an address in the GAL for online Outlook (no cache mode)

We have a multi-tenant exchange 2013 server. A particular client has asked that remove disabled and deleted account from their GAL. They only use on-line mode as their virtuals are in the same ...
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24 views

Move all exchange pages from default web site to a sub domain IIS

I have currently upgraded server and exchange to 2019. And now I would like to solve a problem which is follow me since years. The web access of my home page (Typo3) get always in conflict whit the ...
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58 views

In which shared-mailboxes is a security group entered with sendas permissions?

How can I with powershell in which shared-mailboxes is a security group entered with sendas permissions?
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58 views

Migration of mailboxes from Exchange 2013 CU23 to Exchange 2019 CU7 causes the target database to crash

the text was translated by machine. I need help with a problem in the process of migration from Exchange Server 2013 CU23 to Exchange Server 2019. I have the same problem as already asked by ...
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1answer
41 views

Outlook / Exchange “Cannot start Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The operation failed.”

At a customers site there is an old Network with Exchange 2016 and a new Network with a fresh Exchange 2016 installation. There was a planned move last weekend. Using the old network outlook most of ...
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42 views

Get distrubtion group email address from message tracking logs

I'm trying to find all messages sent to a specific mail distribution list from all users and all other mail distribution lists from our Exchange 2010 servers. I'm using the following powershell ...
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1answer
35 views

How do I enable “End Meeting Early” for all users in an organization in Exchange Admin Center?

We want to adopt a company wide policy for all meeting to have a delayed 5 minutes start to all meetings. For example, meetings should start at 2:05 PM instead of 2:00 PM regardless of the user and ...
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2answers
52 views

Suspicious Exchange message queues filling up disk space

So i came across my HD space getting full too quickly and after doing some inspecting with wireshark and powershell. It seems my email server is being used as a relay for spam. I closed port 25 on my ...
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1answer
79 views

Office 365/exchange metadata prepended before the headers coming from Outbound connector

I have a postfix server getting emails from multiple office 365 tenants using Outbound connectors. A small percentage of the emails arriving to my server start with some strange data which isn't valid ...
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2answers
111 views

Exchange Management Shell “Could not find any available Global Catalog in forest”

Two Exchange Servers and three Domain Controllers in the same AD site. All Domain Controllers are GCs. Exchange is Exchange 2016 on Windows Server 2016. Domain Controllers are Windows Server 2019. ...
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69 views

Exchange Advanced tab missing

In Active Directory, if I go to a user properties, I see this: My issue is that the Exchange Advanced tab is missing. My coworkers have this tab, example: Online I have seen some people suggest ...
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1answer
62 views

How to enable file auditing for exchange server V15 folder

So I want to enable auditing on this specific folder V15 located under program files>Microsoft>Exchange server But on the auditing tab I get a Message "you must be an administrator or have ...
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1answer
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Outlook 365 in Online mode with Exchange 365 breaks PR_INTERNET_MESSAGE_ID

We encounter very strange behavior with the Exchange 365/Outlook 365 combination. When sending e-mails between 2 Exchange users on the same server, internet message id (we checking ...
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29 views

Exchange: Receive admin mails without mailbox license

I'm managing a very small (only 2 active accounts) Exchange environment on Microsoft 365 for a friend. I have an account coder14@friendscompany.com which I can use to login and configure everything. ...
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Microsoft 365 Group: Owner unable to Update Group

I have a Microsoft 365 Group owner who is unable to update their group. In searching for a fix, I found that none of the solutions worked for me. The user was confirmed as added to the group (...
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1answer
18 views

Exchange rule to avoid duplicate forwardings from user 1 to group A who is in group B

I am trying to setup a set of rules, where a user 1 is inside of a group A, and also has a rule for outside of organization emails to forward as BCC to group B. Also there are a user 2, 3 and 4, ...
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1answer
57 views

Missing Attendance Buttons in Office365 Resource Calendar

There are several cases where when I connect with my admin account to browse the Office 365 Resource Calendar, the attendance buttons are missing from time to time, and I have no clue why. These ...
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1answer
47 views

How to stop email spoofing within org?

I recently realized that the script I am using to send me emails from task scheduler can be misused like I could use the script to send an email from anyone on my Exchange to any other person. A) How ...
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1answer
51 views

Search results not complete for Users migrated from Exchange 2010 to 2016

User was migrated from Exchange 2010 to Exchange 2016. When the user searches for mail in Outlook or OWA, only results for mail that was sent/received after the migration date is returned. All of the ...
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1answer
25 views

Change the Exchange Online display name without changing the user display name in MS365

A client who uses Exchange Online asked me today to change the name his recipients see when he sends an email. Instead of just displaying the first and last name, the company name should also become ...
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1answer
79 views

sharing calendar information exchange online

We have several tenants setup in office 365 from various acquisitions. We wanted users to be able to see each others' calendars across tenants. We followed the docs on inter-tenant collaboration and ...
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2answers
55 views

Is it OK to install Exchange 2016 when ms-Exch-Schema-Version-Pt rangeUpper = 17001 without an Exchange 2019 server?

An admin in the organization ran /PrepareSchema from an Exchange 2019 ISO and it succeeded. The following day their application vendor said Exchange 2019 is not supported for mail integration. So the ...
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1answer
23 views

DKIM aligned but not authenticated on On-Premises Exchange 2019

I have an On-Premises Exchange 2019 server with Hybrid Deployment with Office365 configured. Everything is working as expected, but DKIM aligned messages are arriving as unauthenticated. I can confirm ...
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1answer
37 views

Sending out of office notification to reply-to

Customers can contact our employees via a contact form on the profile page of each employee. When the form is submitted, the employee receives a notification e-mail. The sender of this e-mail (From) ...
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1answer
35 views

Exchange 2010 won't allow IMAP connections over PlainText authentication

I have IMAP enabled for the server, the IMAP4 service running, and IMAP enabled for the account. This is Exchange 2010 server. Emails work fine, but when I try to login over IMAP I get the following ...
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47 views

How does O365 Mail Flow work for Transport Rules with Multiple Outbound Connectors?

We are implementing a service that will encrypt email for our O365 mail tenant. RULE 1: If a specific pattern is found in the email SUBJECT, mail is sent to our mail encryption server and encrypted. ...
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115 views

How to setup a default signature for a Shared Mailbox in Exchange and Outlook

In this scenario, we have users who use a primary user mailbox as well as a shared mailbox. They wish to have default signatures for each mailbox. However, when going into Outlook Options > Mail &...
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124 views

Exchange 2010 rejecting some Gmails

My work Exchange server just recently started rejecting some emails sent from Gmail accounts. Some emails sent from Gmail accounts come through just fine. We have our spam protection through Google ...
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1answer
66 views

Delaying delivery of emails out of business hours for Exchange

I am having an interesting problem to solve. We want to be able to delay the delivery of certain business emails sent from some managers to their staff after business hours to the next working day. ...
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1answer
54 views

Applications in Azure how connect to Microsoft Exchange on-premise

We are moving an application to Azure from on-premise which uses on-premise exchange 2019. The application will be moved as it is life and shift. Once the application is moved to Azure can you guide ...
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1answer
99 views

Might “Require TLS Encryption” in Exchange mail-flow rules cause compatibility issues for e-mail?

Picture of how I'm forcing TLS. This is essentially forced TLS. Should "Require TLS Encryption" be required for microsoft exchange mailflow rules? I'm worried about compatibility issues, e-...
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1answer
39 views

When were Remote Mailboxes added to Exchange Server 2010?

From my understanding, Exchange Server 2010 was released on the 9th of November 2009 - and Exchange Online during the middle of 2011 - just under 2 years since the original RTM of Exchange 2010 was ...
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1answer
39 views

Can I send a mail through Exchange Online with a different reply name and reply address than what I am authenticating with?

Just switched to Exchange Online, and ran into an issue. We have an application that lets an employee email a customer. With our previous mail provider, we would authenticate to the SMTP server using ...
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1answer
32 views

Is it possible to display CustomAttributes in Exchange Online

We have migrated from Exchange 2016 to Exchange Online. In the mailbox view in EAC for both 2016 and Online you can Add/remove columns to customize your view. However it seems to be limited in ...
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2answers
59 views

Way to closely examine Outlook rules on Exchange server side

Users in my organization complain about undelivered mail very often. 80% of times the reason are misconfigured rules on user's Outlook. Is there any way to closely examine Outlook rules on server side ...
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1answer
131 views

Warning: There is no outbound connector to deliver mail for this domain

I was following this guide to set up a catchall account. One of the steps instructs you to set all domains as "internal relay". When I do that, I get the following warning: There is no ...
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2answers
244 views

Powershell script to delete emails from mailbox older than an 7 month or specified dates

I have problem with converting my Search-Mailbox command to another one. If you all know in the future as Search-Mailbox is retired. So I need to use another cmdlet for this command. My working right ...
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2answers
37 views

Exchange server redirect email to another smtp

Does anyone know if it's possible to redirect email received to Exchange server 2016 to external SMTP MTA? For example everything received from domain.com to be redirected to encryption gateway. So ...
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2answers
98 views

Exchange Online - Emails undelivered due to full mailbox

By accident we had downgraded a user that had >80GB of email down to Microsoft 365 standard with a limit of 50GB. No emails could be sent or recieved for the user, until now when we upgraded the ...
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2answers
1k views

How can I tell if a user has more than one computer logging with Outlook?

I have reason to suspect that a user may be accessing their company email using a copy of Microsoft Outlook (or perhaps another email client) from a personal device for the purpose of data ...
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1answer
71 views

forwarding eMails from exchange misses sender address

when forwarding eMails from Exchange to Icewarp, there is nop sender address displayed in icewarp. Even in the code of the eMail there is a from-address, there is no from address shown in smtp log. ...
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3answers
99 views

Forwarding eMails from Exchange to Icewarp bounces back, but not via distribution list

we are testing heavily Icvewarp as replacement for our outdated Exchange. Unfortunatly there is nearly no docu around in the internet, which makes it not easy :-( We have now set up the Icewarp ...
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1answer
62 views

Exchange admin center forward and prepend body

I want to forward all incoming E-mails to my HubSpot CRM System. To achieve this I want to configure my Exchange Server to forward them. Exchange Server seems to provide only a redirect rule and no ...
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1answer
46 views

Journal Office 365 Doesn't Work

my office have Office 365, for audit reason i need to setup one email account to get all inbound and outbound from all users@xxx.com. i'm already setup in Admin Exchange Center Compliance management ...
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1answer
17 views

Outlook cert error with online mailbox

All our mailboxes are now in Exchange Online / Office 365, and I have amended the autodiscover record to point to autodiscover.outlook.com. However, when running Outlook it still throws a certificate ...
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1answer
64 views

Relay from postfix to exchange specific address

I have a very urgent issue where I need to relay some Emails to an exchange server. Right now we have a postfix server which is taking all emails from @domain. We are using an external POP3 account. ...
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1answer
99 views

can't send email to masking domain in Office 365

i have some issue here. first i have office 365 and domain xxx.com . im already masking office 365 xx.onmicrosoft.com with my domain xxx.com. here are my MX Record : https://prnt.sc/ti1kqr i can't ...
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1answer
111 views

Replacing GoDaddy Office 365 accounts with Exchange mailboxes

I'm currently working for a company that had an inefficient setup for their "department" mailboxes (i.e. mailboxes like info@company.com, queries@company.com, etc). I quickly realised that I ...
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1answer
71 views

Strange behavior: Exchange 2010, delegation, OWA, duplicate sent items

Please help me understand this strange (to me) behavior Goal Allow delegated users to send-on-behalf-of other mailbox using OWA and iOS/Android apps. Sent items should appear only once in the ...
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1answer
78 views

Microsoft Office 365: Room resources from external domain

Two Orgs: A and B, both on Office 365 Email. Org A has list of physical meeting rooms available on-demand for booking and use by whitelisted email@domains Org B has users who want to: Search and find ...

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