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Questions tagged [office365]

133 questions
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Minimal Hybrid migration office 365 MX record

We have preformed a minimal hybrid migration. Migrated a few test mailboxes. We have a few 100 to go. At this point can we change our MX record to Office 365? Or, can we only do this at the end?
Steve Drake
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Exchange Hybrid Centralised Transport

We will be migrating about 2000 users to Office 365. How do you prepare the Hybrid Server? I suppose this should be new Exchange server with no mailboxes and just the CAS role (Exchange 2016) and not part of the DAG. Lets say I set up two Hybrid…
RNathan
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Exchange not putting mail to Junk despite SCL header value

Problem I am setting the SCL value via Exchange-based rules. The rules are applied correctly when desired conditions are matched and the SCL value is properly set, as evidenced in message headers. Also, the SCL value set (6) matches Junk SCL…
Michał Sacharewicz
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Powershell send-MailMessage Exception

My script for sending emails using Office365 with an admin credentials. The script worked about 6 month, ago but recently it has not been working although it has not been changed. I have tried to remove UseSsl but it did not work. try { …
Dalian
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How to query for AutoMapping on 0365 Mailbox using PowerShell

I can enable and remove AutoMapping on a user/mailbox, but how can I query for it using powershell? I've looked for the properties in Get-MailboxPermission, Get-Mailbox or Get-AzureADUser but couldn't find it. Nor any luck on Google. It seems to be…
MrCalvin
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ADFS Still Active but Office 365 Domains Aren't Federated

I've inherited a network where at some point the company had both Dirsync with ADFS and Azure AD Connect running at the same time. I don't know what harm this may have caused. Dirsync was then removed. Azure AD Connect was uninstalled, reinstalled,…
Brandon
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Is it possible to use the built-in Everyone group as a security group with AAD DS for a VM attached to a domain?

Is it possible to use the built-in O365 Everyone group as a security group with AAD DS for a VM attached to a domain? I assume it's not possible to use the built-in O365 groups as security groups, but I thought I would double-check in case someone…
user228546
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Office 2016 Will Not Connect to Office 365

I have recently performed three Exchange to Office 365 Migrations. In each I have had problems with Office 2016 not connecting to Autodiscover and thus Outlook won't create the profile. In most cases I've used the Microsoft Support and Recovery…
Brandon
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Update the companyName attribute for an Azure AD user via PowerShell

Background I have an email system (CodeTwo) that creates signatures automatically using AD attributes for users. Many of my users are synchronised between an on-prem AD and Office 365 / AAD, however newer users are cloud only, that is, they are…
Richard Hauer
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Best way to handle Leavers? - Office365 Enterprise E3

I manage a tenant of about 30 users. I have three accounts that belong to past employees, and I don't know what to do with them. They have long since left, but our firm has a Data Retention Policy that requires all emails kept indefinitely. I have…
Humble-Self
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Office 365 migration from G Suite, Users receiving bounce backs?

We have recently moved to a company from G Suite to Office 365. The migration seemed to go ok. However, all users are receiving tons of bounce back internally and externally. We first believed it was to do with the autocomplete files. so we went…
Ryan Frear
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Implementing O365 license management across Parent and SubDomains

I've also posted this to SuperUser if we find it's not relevant to ServerFault Alternate title where the answer is possibly less subjective. In the event of our Credit Card expiring/becoming compromised, how can we set up our O365 to avoid having to…
Frostytheswimmer
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How do I use Get-MailboxFolderPermission with an Office365 Group?

I'm trying to figure out how to use Get-MailboxFolderPermission for an Office365 group when connnected via powershell. If I run: Get-MailboxFolderStatistics -Identity groupname | ft Name, Identity, folderpath, foldertype I see (among others) a…
gohanman
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Double Relay with Office365/Exchange

REF: https://salesforce.stackexchange.com/questions/195850/sending-emails-out-via-proofpoint-exchangeoffice365 This is what I have in my Office365 setup. I was looking at the headers when I sent to a GMAIL address and I see it coming from…
Jason
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Can a non-privileged user identify if Office 365 forces TLS encryption with a partner organization?

Exchange Online uses opportunistic TLS which works as follows: By default, Exchange Online always uses opportunistic TLS. This means Exchange Online always tries to encrypt connections with the most secure version of TLS first, then works its way…
John Eisbrener
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