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.
925
questions with no upvoted or accepted answers
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answer
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How to send outbound messages only through some Edge servers and not others?
I have an Exchange 2010 infrastructure with multiple Hub servers and multiple Edge servers; all Edge servers are subscribed to the organization and are used to deliver both inbound and outbound ...
- 71.3k
5
votes
0
answers
2k
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Outlook sets wrong "Date" header
When sending new emails, the date header is not set in UTC +0100. Problem occurs on every client (WTSx5) and with different Users.
The dateheader:
Date: Wed, 1 Oct 2014 09:10:05 +0000
To the ...
- 51
5
votes
0
answers
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How can I connect to an Exchange 2013 server with OAuth?
Our goal is to have our customers grant permission to access their email on an Exchange 2013 server with OAuth, without us having to store the customers' usernames and passwords. We already do this ...
- 185
5
votes
1
answer
8k
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Exchange 2003-Exchange 2010 post migration GAL/OAB problem
I am very new to Exchange so forgive my newbie-ness. I've exhausted Google trying to find a way to solve my problem so I'm hoping some of you gurus can shed some light on my next steps. Please forgive ...
user68726
5
votes
1
answer
2k
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How to auto-cc a system email account any time a user creates an appointment
I will not bother explaining my full architecture or reasons for wanting this in order to keep this question short:
Is it possible to auto-cc a certain email account any time a Exchange user creates ...
- 187
4
votes
1
answer
227
views
Sha1 deprecation 2017
SHA1 is depcrecated as of january 1st this year - at least on browsers. I have not switched my ironport certificate yet, and not my intra exchange certificate (the external ones are replaced). Will I ...
- 155
4
votes
1
answer
675
views
Restrict duplication of Alias name while creating a distribution list using Exchange commands
I am trying to create a new distribution list using exchange server commands given in Creating new distribution list command.
When I enter a duplicate alias name it is allows me to create the new ...
4
votes
0
answers
393
views
Exchange 2007 not delivering to primary MX of one domain
I'm trying to send email to a domain that has two MX records. The higher priority record is IPv4 and the 2nd is IPv6.
Exchange gives me a delivery is delayed message in my inbox after I've tried to ...
- 1,041
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votes
0
answers
484
views
Exchange 2010 and 2003 Co-Existence - Mail flow and Public folder issues
Hopefully someone out there can help me out.
As the subject says i have exchange 2010 and 2003 in a co-existence mode. I have configured public folder replications and plan to use the powershell ...
- 161
4
votes
0
answers
2k
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Exchange 2013 OWA empty calendar
We're in the process of moving an Exchange 2013 installation to another server as we have outgrown the old one. The new servers has been set up and all mailboxes have been migrated successfully onto ...
- 205
4
votes
1
answer
266
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How do I get statistics from Exchange about the number of words typed in emails
Summary
I am looking for a way to show staff that if they put just a small percentage of the time and effort they spend e-mailing each other into writing documentation, they would end up with a great ...
- 133
4
votes
1
answer
768
views
ActiveSync does not sync appointments from iCalendar files
There is a problem with ActiveSync and iCalendar files, at least with Outlook/Exchange:
you receive an email with an
iCalendar attachment, .vcs or .ics
file.
you accept the meeting request or double ...
- 1,466
4
votes
5
answers
20k
views
Outlook 2013 and Exchange 2016 "The connection to Microsoft Exchange is unavailable. Outlook must be online or connected to complete this action"
I just installed and get everything to work with my new Exchange 2016 server, but when i adding it to Outlook 2013 i autodiscover setup works and it says restart outlook.
After restarted outlook i ...
- 141
3
votes
0
answers
294
views
Why is Exchange 2010 SMTP not rejecting external messages to internal-only groups?
TL;DR: How do I make sure that the SMTP server doesn't accept external messages for distribution groups that are set to require authentication?
I have an Exchange 2010 server that has multiple ...
- 398
3
votes
2
answers
1k
views
Is it possible to change the expiry threshold for expiring certificates in Exchange? (Event 12018)
We've recently switched to using LetsEncrypt for our Exchange certificates, which have a maximum validity of 90 days.
Unfortunately this means I'm being pestered with tickets generated by our ...
- 507
3
votes
0
answers
330
views
Mailbox set to forward to a closed distribution group, will external email be received?
A regular user mailbox was configured for email forwarding to a distribution group that was left configured to require authentication.
If an email from outside of the domain sender was sent to this ...
- 131
3
votes
1
answer
5k
views
Exchange, retrieve the message found from message trace
I am running exchange online via office 365. We had a customer email that our user could not locate. I ran a message trace and it found the message. We ran a search in the users outlook but the ...
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3
votes
1
answer
455
views
Exchange server cannot connect to remote host
I have installed a Microsoft Exchange 2013 server on a Windows Server 2008 R2 SP1 machine. I've installed both Mailbox and Client Access roles. All the prerequisites have been installed. I found a fix ...
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3
votes
0
answers
266
views
How to prevent users from bypassing certificate warnings in Outlook
I had a case where a roaming user was connected to a public WiFi and got a certificate warning. The user saw the error and called me before connecting. Turns out the WiFi was doing SSL inspection. ...
- 2,613
3
votes
1
answer
43
views
Can I use different certifcates for www and Exchange?
I have a website www.domainname.com and a published Exchange address of webmail.domainname.com The website is hosted offsite and the Exchange server is on-premises.
I need extended validation for the ...
Bandi Mculu
3
votes
1
answer
1k
views
Exchange Online Powershell Dynamic Dist. List of Contacts
We have Exchange online with Office 365. I am trying to set up a dynamic distribution list of external mail contacts if their address contains a certain email domain. I have tried the powershell ...
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3
votes
1
answer
2k
views
Exchange 2013 IPBlockListProvider blocking some (but not all) matched IPs
I have configured our Exchange 2013 Edge Transport server to utilize several IPBlockListProviders including Spamhaus. While they work great most of the time, there are still some emails which despite ...
- 31
3
votes
0
answers
3k
views
Jenkins and Exchange Server Integration
I am interested in integrating Microsoft Exchange server and Jenkins for email notification. Instead of using SMTP approach, I want to use Exchange server webservices (Administration policies allow ...
- 131
3
votes
2
answers
966
views
Exchange 2010 SP1 Certificate renewal, the new rule not allowing local intranet domains and will this change mail flow?
I'm in a pickle with the infamous "The Security certificate has Expired or is not yet valid" message and I know it is due to our (multi domain name certificate; or I think that is called a SAN cert? ...
3
votes
0
answers
313
views
What permissions are needed on Mailbox database to call FindAppointments for all mailboxes?
I have a small application that retrieves all appointments from Exchange 2010 and puts them in a timesheet management app. The code to retrieve the appointments is as follows (it uses Exchange Web ...
- 253
3
votes
1
answer
3k
views
What are the values of Exchange's XSHADOW and XQDISCARD commands?
Shadow redundancy is an Exchange-specific feature (beginning with Exchange 2010) that provides a measure of fault tolerance when relaying email messages with SMTP.
The sending Exchange server sends ...
- 369
3
votes
1
answer
599
views
Issues with Forefront for Exchange file filter
I have an issue where I want to strip some image attachments from emails.
Using Forefront for Exchange I can create a file filter rule based on attachment name, type, and size. This initially seemed ...
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3
votes
1
answer
501
views
Dial Extension without Pound key in Exchange 2010
We are trying to move from Cisco Unity to Exchange 2010 SP1 Unified messaging.
Our goal is to keep everything as similar as possible. With unity our Auto Attendant greeting is something like this:
"...
- 383
3
votes
1
answer
779
views
Not receiving emails from edge server - 6 hours later and I still can't see why
6 hours ago I stopped receiving email from our edge server. We can send email out and we can send email to each other just not receive from external domains.
I re-established the subscription and it ...
- 133
3
votes
0
answers
97
views
Exchange Failover causes .ost issues - hownto avoid
Using virtual machine for running exchange and backing it up with a mirror virtual machine in case of failure. During testing of failover and fallback We run into an issue when we fail over the local ...
user240272
2
votes
0
answers
147
views
How to capture incoming emails on exchange before they reach transport agents?
I'm trying to debug why some inbound emails are failing DKIM checks. I'm running the latest version of Microsoft Exchange server 2019 on Widows Server 2022.
I have enabled pipeline tracing via the ...
- 21
2
votes
2
answers
386
views
Exchange Transport Rule to block combination of recipients?
Is it possible to create an ETR that blocks certain combinations of recipients? Imagine I have two customers in different domains with similar email addresses. I want to prevent sending to recipient ...
- 166
2
votes
1
answer
3k
views
Dynamic Mail Enabled Security Groups are being converted to Dynamic Distribution Lists
Problem: the dynamic mail-enabled security groups (DMESG) I create in EAC are being automatically converted to Dynamic distribution lists (DDL) instead.
Use Case: I am attempting to give membership ...
- 21
2
votes
0
answers
986
views
How to Fix Microsoft Exchange incoming emails always failing with DKIM bodyhash mismatch
I am noticing on our servers that since we set DKIM to reject failures on Exim (v4.95) that a LOT of genuine emails are being rejected.
Looking at the Exim rejectlogs we see that persistantly these ...
- 217
2
votes
1
answer
77
views
New migrarion from on premise Exchange 2016 to Office 365
New migration from on premise Exchange 2016 to Office 365. Expert in Exchange, new to Office 365.
Users went fine and are using the system without problem.
Public folders not only failed, but ...
- 21
2
votes
1
answer
634
views
Exchange 2016 mail flow rule sending email but, ???question marks appear instead of arabic
I have added a rule to block users from sending mail to any outside mail service like Outlook, Gmail,Yahoo, etc.
The rule I applied sends an email to the sender, notifying that mail cannot be sent ...
- 37
2
votes
1
answer
342
views
Sync Exchange Shared Mailbox with GSuite Mail
I am going through the process of trying to get the shared mailboxes of Office 365 Exchange to sync properly with Gsuite Gmail.
Background to the problem:
We are a primarily Microsoft Environment so ...
- 33
2
votes
0
answers
1k
views
Rejecting emails with mismatched Header/Envelop FROM
We've been receiving some spam/phishing emails that are managing to get through on occasion and the majority have a MAIL fROM our domain but their ENVELOPE from is whatever spammy address.
My ...
- 355
2
votes
0
answers
117
views
Users getting locked out on local Domain Controller after switching default Exchange mail address to different domain
Originally, all of our users were on a single domain (ie. domain1.com) . After merging with a 2nd company, it was decided that we would use the 2nd domain (ie. domain2.com) as the primary company ...
- 378
2
votes
1
answer
240
views
change conference room booking auto reply language
How to change the language that is in this auto reply (yellow color text)? Currently it is in RU and i would like it to be it in EN-US. I haven't found any methods to do this via Exchange management ...
2
votes
0
answers
805
views
Exchange online security groups without email
We're trying to create user groups in Exchange Online in order to group users when applying permissions to specific folder on shared mailboxes.
We don't want to mail-enable those groups, but I don't ...
- 21
2
votes
1
answer
553
views
Exchange 2013 Mailbox Audit Logging only works with OWA, not changes in Outlook
So i have enabled MailboxAuditLogging for the administrator mailbox and another testuser. If i make changes in OWA the events are recorded in the audit logs. But any changes that are made in Outlook (...
- 171
2
votes
2
answers
73
views
How can I make a shared resource calendar available outside my organization?
We have an equipment mailbox in our organization. We use the calendar of that mailbox to share important events.
For my own calendar, I can publish it and receive an ICS link, which I can then use in ...
- 4,667
2
votes
0
answers
13k
views
Exchange 2016 CU6 services not starting on Windows Server 2016
I am trying to run Exchange 2016 on Windows Server 2016. After a clean install following the two articles Install Exchange 2016 in Windows Server 2012 R2 & Installing Exchange 2016 on Windows ...
- 350
2
votes
2
answers
11k
views
Connecting to remote server failed with the following error message : The user name or password is incorrect
I am trying to connect PowerShell remotely to an Exchange server. This is to a separate AD Domain. (Connecting domainA to domainB) I can connect from domainA to servers on other domains just fine. I ...
2
votes
1
answer
2k
views
Possible to have a cloud primary mailbox with an on-prem archive mailbox?
I have a customer that wants to migrate their users primary mailboxes from Exchange 2016 to Office 365-Exchange Online but leave their archive mailboxes on-prem.
I haven't been able to decipher what ...
2
votes
0
answers
436
views
Anti-spam filtering in Exchange 2016 almost doesn't work
I have fresh installation Exchange 2016. I know that content filtering is depreciated since November 2016, and in some future we'll have to use EOP.
So far I've read, content filtering in Exchange ...
- 237
2
votes
2
answers
12k
views
Email/Exchange/Office 365 - Postmaster Spam
I use Office 365 for email with about 30 people using 6 domains.
I occasionally receive messages from the "Postmaster" saying that an email was rejected which was never sent. For instance:
...
- 363
2
votes
1
answer
3k
views
Exchange 2013 Hidden Forwarding Rule
Encountered a strange issue on Exchange 2013 that at this stage I think is potentially a bug. Essentially there was once a forwarding rule (implemented via PowerShell) in place for a User's mailbox ...
- 21
2
votes
0
answers
761
views
Exchange 2010 Autodiscover returns a completely bogus server name I've never used
so I have Exchange 2010 and I'm having issues with Outlook Anywhere, and when I run testconnectivity.microsoft.com, it returns:
"The Microsoft Connectivity Analyzer wasn't able to validate Outlook
...
- 133