Office 365 is Microsoft's subscription based cloud solution for business productivity. All server side components are hosted at Microsoft managed datacentres. Customers that subscribe to O365 have access to the latest business productivity software and can choose to be "entirely cloud based" or have ...

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1answer
18 views

Move user and mailbox from one active directory to another

Our organisation used to be split across 5 sites with 5 separate domains (and physical locations). We all use the same Office 365 tenancy and domain name (e.g. all of the staff across the 5 sites use ...
1
vote
1answer
24 views

How to keep outlook from creating multiple ost files in exchange cache mode

I am implementing Office 365 on my domain. I have group policy setup to allow for exchanged cache mode and the .ost files are stored on a remote server. The issue i am having is that each terminal ...
0
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1answer
29 views

Posfix: SASL authentication failed (unbuntu/office 365)

I'm unable to get postfix to work with our office 365 mail. here's the main.cf file: smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu) biff = no append_dot_mydomain = no readme_directory = no ...
2
votes
1answer
33 views

How do I get a list of Dynamic Distribution Groups in Office 365?

In Office 365 Exchange how does one obtain a list of existing dynamic distribution groups? Is power shell required?
0
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1answer
20 views

EOP Quarantined emails

Is it possible to configure Exchange Online Protection to send the quarantined emails report more than once a day? As per a Microsoft article which I'm not sure I'm allowed to post, the lowest value ...
2
votes
1answer
14 views

Turning off EOP connector during maintenance

I have a virtual mail server in house protected by Exchange Online Protection, and it has been running well for the last few months. Over the weekend, the hosts that host the VM will be taken down, as ...
0
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0answers
10 views

Add alias to Office 365 Group

We're trying to add an email alias (with a period, e.g. my.email@domain.com) to a Office 365 Group. Does anyone know if that is possible? We're trying out the new Office 365 Groups in Office 365 and ...
3
votes
2answers
40 views

Office 365 SSO with different internal and external domain names

I'm trying to get SSO to work with Office 365 and Sharepoint online and I'm getting really confused. My internal domain is "internal.com" and my external name is "external.com". external.com is added ...
1
vote
2answers
69 views

Sharepoint Online auto acceleration not working

I am trying to work out an SSO solution for a customer of mine who is using SharePoint online with Office 365. I have the following test environment: Domain Server (+ certificate services) ADFS ...
0
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0answers
36 views

Exchange 2013 + Outlook 2013 - Password prompt for On-Premise users when opening O365 Calendars

We have a hybrid setup with Exchange 2013 and O365, dirsync and ADFS are configured and working correctly, end-users have Outlook 2013 running on 2008R2 RD Servers. Mail-flow and migrations are ...
1
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2answers
27 views

Securing Mail From Admins - Office 365

I'm trying to determine the best solution that allows me to assure our CEO that his Office 365 mailbox cannot be read by anyone, including myself, an admin. Obviously the mailbox is already locked ...
1
vote
1answer
26 views

Reassign mailbox to another user

Quite frequently, our clients on Office 365 have an employee leave, but would still like to have access to their email. What's the best way to give access to another user, while still disabling or ...
1
vote
2answers
29 views

Office 365 Skype/Lync: Support for stream multicast or mirroring?

Does Skype for Business / Lync when used via the hosted Office 365 service have the ability to do any stream multicasting or mirroring for group meetings? Background: I’m in a branch office with a ...
0
votes
0answers
12 views

Is my router trying to MITM my office365 connection? [migrated]

I recently installed a new BT HomeHub6 router for my household internet connection. It's been less than 24 hours, and I'm seeing a warning pop up on my desktop computer occasionally regarding Outlooks'...
0
votes
1answer
21 views

Can an Exchange Online distribution group be configured to forward mail to it's users alternate email?

I've been trying to figure out how to create a distribution list containing personal email addresses for all our staff. This could be done by adding each staff member as a mail contact with their ...
0
votes
1answer
11 views

Exchange 2010 - Hybrid Office 365, need to update admin identity password

We have two on-premise Exchange 2010 servers, and one Exchange Online (O365 for Business). I've changed the password for our O365 Global Admin account (which is also used to connect the hybrid set-up)...
2
votes
2answers
24 views

Outlook/Exchange Meeting room reporting issues

Reporting Sometimes stuff in meeting rooms break. This needs to be easy for people to report, like "the projector is not working", "speaker phone not working", "room very dirty" or whatever we can ...
1
vote
1answer
64 views

External recipients in distribution group not receiving emails

In Office365, we have a distribution group, group@company.com, set up with the following members: internaluser1@company.com internaluser2@company.com externaluser@external.com (@gmail.com, for ...
0
votes
2answers
30 views

Can I add existing AD groups to Exchange

We are using an Office365 Hyrbid deployment with Exchange 2016 on premise. The Hybrid setup was deployed after our users and groups were created and synced from AD, so they do not currently appear in ...
2
votes
2answers
34 views

Office 365: How to handle Clutter sorting for enterprise email?

Overview: I am looking to determine the best practice approach to managing Office 365's Clutter feature in a decent sized enterprise in Office 365. The intention is to provide a solution that allows ...
0
votes
0answers
16 views

SCCM 2012 R2 - Upgrading Office 365 32bit without overwriting 64bit installations?

All our users either have Office 2010 or Office 365 (2013) installed and we want to upgrade everyone to be on 365 (2016) using the SCCM Application. The problem is there are a handful of users that ...
0
votes
1answer
32 views

forwardingSMTPaddress empty after remove and reassign O365 license

After a license clean up in O365, removing mail licenses of the inactive mailboxes some incidents raised... Looks like forwardingSMTPaddress parameter gets cleared/deleted after license removal and ...
0
votes
1answer
49 views

451 5.7.3 STARTTLS is required to send mail Exchange 2013 Hybrid

Certificate from GoDaddy is in place, I have removed esmtp inspection from our Cisco ASA, and hybrid mail is flowing from Office 365 to our on prem Exchange 2013 server. When trying to send mail to a ...
0
votes
1answer
34 views

Exchange 2010 and Office 365 Hybrid, Unable to add Outlook account for an on-premises mailbox

I am unable to add Outlook account for an on-premises mailbox for in a Hybrid Office 365 solution. Mail flow works just fine. The autodiscover records are pointing towards Office365 and all of the ...
0
votes
1answer
78 views

Azure AD Connect password sync - sync runs but no passwords change

We use a cloud-hosted Office 365 domain for e-mail. Our users are synced from our Server 2008 R2 functional level domain. Until a fortnight ago we were successfully using DirSync for this ...
2
votes
1answer
70 views

How to reconcile user with both on-premise and cloud mailboxes?

We are in the middle of hybrid coexistence migration from Exchange 2010 on-premise to Office 365. That means we have ADFS and "Dirsync" (now called Windows Azure AD Sync) running. We are more than ...
0
votes
3answers
59 views

Schedule email forwarding in Office 365

Is it possible to schedule email forwarding start/stop in Office 365? I see a way to enable/disable in both the Office 365 and Exchange sides, but no way to schedule it. Exchange mail flow rules don't ...
1
vote
1answer
44 views

Adding Exchange 2013 to Existing 2010 Hybrid deployment Issues

We have a hybrid Exchange 2010 / Office 365 deployment and we are hoping to phase out the 2010 Server and replace it with Exchange 2013 CU11. I have followed the prerequisite details found here (...
1
vote
1answer
21 views

How to use -Identity <mailbox>

The full command I am trying to run is: Start-ManagedFolderAssistant -Identity <mailbox> I interpreted that as: Start-ManagedFolderAssistant -Identity jack Is that correct? Should it be ...
2
votes
1answer
31 views

Is this a supported Exchange Hybrid scenario?

I have been battling with Office365 support on this case for a little while, as what they have been telling me is/isn't possible, contradicts the documentation they have directed me to. Some info: ...
1
vote
0answers
38 views

Office 365 MX record for subdomain

I have a domain registered with an external registrar (marcaria.com). It is configured to be handled by Office365. (DNS name servers set to ns1 (and ns2) .bdm.microsoftonline.com). I have a contracted ...
1
vote
2answers
22 views

Can we safely use two servers for installing a number of Microsoft Servers (Sharepoint, Exchange, OWA, Skype etc)

Ignoring speed and performance issues, and this would be for under 20 users, what would be the best minimal topology and order for installing these five MS 2016 application servers on top of Win2012R2 ...
1
vote
1answer
38 views

Get all emails sent to particular email address and not the mailbox (alias')

I'd like to see all emails sent to a particular email address rather than the full mailbox with all alias'. e.g. if bob@example.com is the primary email address and bob@example2.com is an alias, i'd ...
0
votes
1answer
553 views

Azure AD Connect Import

I'm running into an issue with the latest version, 4.1.1.180, that I can't resolve. After installation, the AD Connector is now failing and throwing errors. They fail on the import and export run ...
1
vote
2answers
45 views

Exchange secure email recipient validation

I have a customer that needs to have their email recipients verify their identity before opening an email with sensitive material in it. For example if I send an email to jsmith@domain.com I need ...
1
vote
2answers
117 views

Error while migrating from Exchange 2010 to Exchange online (O365)

I am migrating our public folders from Exchange 2010 to exchange online. I followed Microsoft's guide: https://technet.microsoft.com/en-CA/library/dn874017(v=exchg.150).aspx The migration went well ...
0
votes
0answers
28 views

Make Exchange resource decline booking if other resources unavailable

We're setting up a bunch of new meeting rooms as a result of an office move and I'm unsure of how, or if, I can configure something the way it needs to be. One of the meeting rooms is split into three ...
1
vote
1answer
30 views

When does autodiscover run?

In investigating a problem, I'm trying to understand when a phone, iPad or mac sends an autodiscover request to my_domain.com/autodiscover/autodiscover.xml. This is for Office 365. Specifically, ...
0
votes
2answers
38 views

Empty deleted items for an 0365 Mailbox

Please advise of there is a way to empty the deleted items folder of an office365 mailbox. This is not an on-premise exchange, all hosted in microsoft. I have tried this command: Search-mailbox -...
1
vote
1answer
32 views

Can I prevent users from loading images in emails (disable “re-enable the blocked features”)

Using only Office 365 with no onsite AD or exchange infrastructure. Can I push out a policy or something to online and local installations of outlook to control whether images are automatically ...
2
votes
2answers
51 views

AD DirSync and Office 365 remove password replication from some users

My current setup is AD > DirSync > office365 but i would like some remote users to be in cloud only, how would i do this? as i want them to have the freedom to change their passwords themselves ...
4
votes
1answer
81 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 ...
2
votes
1answer
103 views

How can I add Mandrill SPF record when using Office365 to manage DNS

Client's DNS is managed by Office 365. Office 365 helpfully creates an SPF record: TXT @ v=spf1 include:spf.protection.outlook.com -all 1 Hour Even extra helpfully, this is automatically ...
5
votes
2answers
407 views

During a cutover migration from Exchange 2010 to 365, how to handle desktop clients?

I am at the point where everything has synced between my on premises exchange server and the office 365 migration batch. The next step is to modify my MX records so that mail begins to be direct to ...
3
votes
1answer
49 views

Office365 Cutover Migration fails

I am working on migrating an on premise Exchange 2010 server to Office365 Exchange Online. I am doing a cutover migration as we have less than 100 mailboxes and the cutover is going to happen in a ...
3
votes
1answer
60 views

Accidentally changed UPN of Directory sync service account on Office 365

Over the weekend, I successfully got our AD to sync with Azure AD and Office 365. Things were going great, but for some reason the accounts that it synced defaulted to a @ourorganization.onmicrosoft....
2
votes
1answer
98 views

company logo not visible in e-mail signature

Our CEO doesn't want to use a transport rule to create outlook e-mail signatures because he wants to be able to edit his signature before sending an e-mail. so we have to use a third-party tool to ...
2
votes
1answer
39 views

Does Office365 Compliance hold Outlook OWA ChatMessages?

In Office365 (pure), if you setup an In-Place hold on an Exchange online mailbox you can do searches in Compliance Admin Centre for kind:im to get IM messages. Such searches only return Skype for ...
1
vote
1answer
173 views

How to deploy server settings outlook 2016 office 365

How would i deploy the mail server settings for outlook 2016 connecting to office 365? can this be completed via gpo?
2
votes
1answer
18 views

Insider threat and Office 365 - STIGs or similar results?

Office 365 is a convenient way to keep work in-synch between multiple computers and smart phones. However, for cases where one is contractually obligated to safe guard and protect a client data and ...