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Questions tagged [exchangeonline]

Exchange Online is the hosted version of Microsoft's messaging platform (e.g. Exchange Server).

Exchange Online is the hosted version of Microsoft's messaging platform (e.g. Exchange Server).

Exchange Online gives companies a majority of the same benefits that on-premises Exchange deployments provide. By integrating with the Microsoft Outlook client, companies that use Exchange Online can make use of hosted email, calendars and contacts, at a month price, per end user. Microsoft Exchange Online is available as a standalone solution or as part of the Microsoft Office 365 collaboration suite.

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Strange non-delivery behavior with Office 365 Hosted Exchange

This is such an odd issue it's difficult to describe, so please bear with me. I have a client (kirby@jibberish.com) who has purchased Hosted Exchange services from Rackspace. He has no problems sending email to anyone except ONE person…
user177410
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Powershell commands applicable to Exchange Online in O365 Hybrid Environment

I have been happily using Powershell to automate a lot of admin task in an Exchange 2010 On-premises environment. Recently, I found a new job which uses O365 in a hybrid environment. Just to explain a bit, the new environment has On-premises…
Blue Tongue
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Winmail.dat Office 365 Exchange Online

Our accounting program Exact Accounting automatically sends email statements to customers via Outlook 2013. The statement is comprised of a subject line, an attached pdf, and a blank body. Multiple customers are receiving the winmail.dat file…
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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 script below (as well as the WindowsEmailAddress and…
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Is Exchange Online with Outlook 2016 "push" or "fetch/pull/poll"?

I've tried some googling with mixed results. It looks like IMAP natively is not push but there is a "push-IMAP" draft? What does Exhcange Online use? Essentially I just want to know if using Exchange Online with Office 365 and outlook 2016 on a…
THE JOATMON
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moving to Online Archive (in-place Archive) with powershell

I'm trying to move the content of one folder in Exchange Online to the 'In-Place Archive'. As I have to do this for different folder for different users I was thinking of doing it with Powershell Search-Mailbox but I can´t find the proper path to…
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"Relay Access Denied" error when trying to use Office 365 as mail relay

I redirect outgoing emails in my organization to my postfix MTA. from there, i'm redirecting the mails to office 365 for relaying to the original recipients. For external recipients, I get the following error: 550 5.7.64 TenantAttribution; Relay…
danny h.
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Exchange Online - Route email to different address depending on sender initials

So our HR department is tiny, and gets an enormous amount of email from our agency at large. They'd like us to forward email to different members of their team, based on the alphabetical order of the sender name. We've figured out we can use regex…
Scuba Steve
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Why does Get-MailboxFolder return "mailbox is not available"?

I want to get a list of folders of my mailbox in PowerShell. Since we're having ExchangeOnline, I connect to my exchange server like this: $Session = New-PSSession -ConfigurationName Microsoft.Exchange ` -ConnectionUri…
SimonS
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How to extract specific emails from Exchange Online using PowerShell and move or sort them?

In Exchange Online (Office 365), I need to extract emails, from particular sending addresses, from a handful of user mailboxes, to another user mailbox folder. I've been reading about the Export-Mailbox PowerShell cmdlet, which seems to be able to…
paradroid
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Office 365 - Exchange Online - any way to block false URL spam?

I've already asked this with Office 365 support but unfortunately I didn't really get anywhere this time due to the language barrier. They tried to tell me how to block it with a check box on the spam filtering advanced options but it did no good,…
TheCleaner
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How to globally set the deleted item retention period in Exchange Online?

The default retention period for deleted items (those you can recover by using "Recover Deleted Items" in Outlook) is 14 days, but it can be changed; however, this is a per-mailbox setting, and it needs to be changed using PowerShell, because there…
Massimo
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Exchange Online - Prevent Remote Wipes

How can you configure a said to policy to prevent users from wiping their mobiles from within OWA? Cheers!
PnP
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Exchange Online and on-prem AD

A few years ago, we moved all of our on-prem Exchange 2010 users to Exchange Online using a full hybrid migration. When have no on-prem Exchange servers anymore. Many of the changes we make to mailboxes, etc., requires the use of the Exchange 2010…
longneck
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How to solve issues with Exchange's Autodiscover (xml) and any peculiar clients like Windows Communication Apps [HxTsr.exe] with complex DNS config?

For the search engine, context elements: Exchange Online Office 365 / Microsoft 365 --> Particular Outlook --> outlook.office.com Windows' Mail & Calendar App [HxTsr.exe, "microsoft.windowscommunicationsapps"] Apex domain redirect to…
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