If all mailboxes are in the cloud, autodiscover can be pointed to Exchange Online. Everything works except the autodiscover part. Autodiscover URL in Exchange Hybrid deployment, Point autodiscover URL to Exchange on-premises, Point autodiscover URL to Exchange Online, Find autodiscover URL in Exchange with PowerShell, Configure autodiscover URL in Exchange with PowerShell, Configure Internal and External URL in Exchange Server , Find IP addresses using Exchange SMTP relay, Create Office 365 resource mailbox in Exchange Hybrid, Bulk create Office 365 mailboxes in Exchange Hybrid, Mailbox type difference in Exchange Hybrid, Restart Exchange Servers IIS with PowerShell, Protect Exchange Server OWA/ECP from brute force attacks, Prevent Exchange mailbox user login after account changes, Enable Azure MFA geographic location for extra security. But your articles are spot on. June 05, 2020. RCA will now perform an Autodiscover test based on the email address you've used. Luckily, Autodiscover defines a limited number of places for you to look. In the RCA select the Office 365 tab and check Outlook Autodiscover in the Microsoft Office Outlook Connectivity Tests section. If you use an A DNS record, it needs. Autodiscover must be published to the Internet. Ross Smith IV August 11, 2020, by For all users or specific users? ML, Hi There, In our local DNS, Autodiscover.domain.com is definitely pointing to the new Exchange server 2016. ALI TAJRAN is a passionate IT Architect, IT Consultant, and Microsoft Certified Trainer. on I configure Autodiscover the same way as you recommended. In our example, there are two Exchange Servers in the organization. February 08, 2021, by So if I delete this SCP for old Exchange server, try Setting up a new profile on a PC. Ensure you get a reply from the load balancer or Exchange Server. But once I powered off Ex2010, Outlook on Client machine will take 2-3 minutes to find profile. + CategoryInfo : InvalidOperation: (:) [Set-ClientAccessServer], CannotModifyCrossVersionObjectException + FullyQualifiedErrorId : [Server=MAIL01,RequestId=09188cba-c798-42ed-8d28-a89f27ec9438,TimeStamp=7/10/2020 11:38: 08 PM] [FailureCategory=Cmdlet-CannotModifyCrossVersionObjectException] C84E4D3D,Microsoft.Exchange.Management.Sys temConfigurationTasks.SetClientAccessServer + PSComputerName : mail01.domainname.edu We are running a hybrid of Exchange 2010 and Exchange 2016. LIT-RS This is the default autodiscover record for Exchange Online. niazstinu This is key to how Autodiscover requests are redirected to Office 365 once a mailbox migrates to Exchange Online. When outlook client opens, it will send LDAP request to the Active Directory. on If all mailboxes are in the cloud, autodiscover can be pointed to Exchange Online. Let's suppose it is set to autodiscover.domain.com for both Exchange 2010 and 2016, does the DNS record for autodiscover.domain.com is pointing to the Load balancer VIP? So what would be the best way to check and move Autodiscover to the new Exchange sever? This is a rare case and typically not the cause of generic Autodiscover issues. Autodiscover lookup process varies based on your client location (internal/external for on-prem users) and using your SMTP domain, DNS entries for external and O365 users. Recreate audit log mailbox in Exchange Server, Change Users UPN automatically with scheduled task, Azure AD Connect sync export error dn-attributes-failure. Enter email address, user account and password, enter the verification code and click Perform Test. I've done all the settings / records for DNS (autodiscover). For migrated mailbox, autodiscover service will redirect On-premise autodiscover record to Office 365 (autodiscover-s.outlook.com), and access to Office 365. If it's the case, then we can go ahead and point the Autodiscover and MX record to Office 365. If all mailboxes has been migrated to Exchange online. The onprem Exchange server is only being used for management, SMTP Relay and sending emails via the Pickup folder. Username is recognized and after a couple of seconds everything is setup just fine. So how do we delete this SCP for the old Exchange server? Click Service, and then type _autodiscover Click Protocol, and then type _tcp Click Port Number, and then type 443 Click Host offering this service, and then type the Autodiscover.incapital.com. More on that down below. Exchange mail client Click Test button. Also, remove the internal DNS entries which point to the autodiscover URL. Hybrid server migration from one forest to another forest, Connector Id And connector IP are blank in Message trace, Hi I have been removing our Old Exchange server 2010 from our Hybrid Environment (Exchange 2010 & Exchange 2016 & Office 365) . In above illustration, organization usercontoso.comas their SMTP address space and for the mailboxes in Office 365, On-Premise will have a remote mailbox account with the target address as contoso-mail.onmicrosoft.com as the target address. In this tutorial I demonstrated how to prepare for a Hybrid Exchange deployment with Office 365 by adding domain names to the Office 365 tenant, and by installing and configuring AAD Connect to provide directory synchronization. September 18, 2019, by Autodiscover DNS check. In hybrid environment, on-premise Autodiscover can redirect to Office 365 but Autodiscover pointing to Exchange Online cant redirect to on-premise Exchange Server. For this reason, we will choose the Exchange Server tab. Exchange Online validate the user by an authentication. Cached URL in the Outlook profile. Find out more about the Microsoft MVP Award Program. Its Free. He started Information Technology at a very young age, and his goal is to teach and inspire others. You could set up the Autodiscover DNS records point to Exchange online instead of to on-premises. Click on Forward Lookup Zones and then on your domain name. Figure 1. In the Exchange Hybrid environment, we can point to the type of Autodiscover clients: 1. If so, please check if the Exchange 2010 IP is still added in the VIP in load balancer. Step 1: Configure DNS. Please also check the log of test Email AutoConfiguration, you could share the result here, to help determine the steps of autodiscover. ThanksML, Hi Mate, Thanks for that, which command should I use: Get-ClientAccessServer | Set-ClientAccessServer -AutoDiscoverServiceInternalUri $Null or Get-ClientAccessService | Set-ClientAccessService -AutoDiscoverServiceInternalUri $Null, Hi Thanks Our Firewall system is pretty messy at the moment, there are lots legacy staff. Local Autodiscover.xml file. vas_ppabp_90 If you use the CNAME record, it must refer to the FQDN of an on-premises Exchange server that has the Client Access server role installed. In hybrid environments, on-premises autodiscover is typically an SCP record pointing to a local Exchange server. by I meant can I add it back by the command: Set-ClientAccessServer -Identity ex2010 -AutodiscoverServiceInternalUri https://autodiscover.domainname.edu/Autodiscover/Autodiscover.xml Can you clarify this is right command to add the AutoDiscover back please? You can do the nslookup for autodiscover.domain.com and check the IP retrieved, if it is the Exchange server IP or a different IP. You could change the MX record to point to Exchange Online Protection if it is not already, you could even remove some of the on-premises Exchange servers. Should I run this command on old server itself? I needed some advice please. It depends on the current scenario that if all users are migrated to Exchange Online and no one left behind or some mailboxes exist on Exchange On-premise and others on Exchange Online. You can also view logs of autodiscover from Outlook application. Required fields are marked *. My internal domain is mycompany.local and the external domain name is mycompany.co.za. As of last, remove the internal DNS autodiscover entries. Do you have mailboxes in Exchange on-premises only or both the mailboxes on-premises and in the cloud? Make sure that you point the autodiscover URL to the Exchange on-premises server as long as you have mailboxes located on-premises. LIT-RS Login credentials In the previous articles, we already did write about the autodiscover URL. Do you have all the mailboxes moved to the cloud? In this article, we discuss when and how to configure autodiscover in Exchange Hybrid deployment. Attachments: Up to 10 attachments (including images) can be used with a maximum of 3.0 MiB each and 30.0 MiB total. We have dozens of mailboxes in the Cloud, the rest in On-premise. Run Exchange Management Shell. Add a CNAME or A record in the internal DNS server for autodiscover.exoip.com. There are several ways for Outlook to find which Exchange server it must contact, and that's in this particular order: SCP (Service Connection Point) in Active Directory. Exchange Web Services must be published to the Internet, or as a minimum the Office 365 IP address ranges. The Autodiscover flow should start by addressing the Exchange on-Premises serve and based on the "redirection message" that will be provided to the Autodiscover client, continue the Autodiscover flow by addressing the Exchange Online infrastructure. Thanks,ML, Hello, Yes remove it set-ClientAccessServer -identity old2010 -AutoDiscoverServiceInternalUri $null You can also diagnose the autodiscovery process with oultookctrl + right clic on outlook button and check the autodiscover way, Hi thanks for that now I can see definitely it is checking: ex2010.domainname.edu/autodiscover/autoxxx.xml and then redirection to [email protected] so if I delete this entry, would it generate any issues if external DNS autodiscover.domain.external.au is still pointing to the old server? How Autodiscover Works in Microsoft 365 (Exchange Online) Hybrid Environment? so I can delete SCP connector? Did you enjoy this article? Thank you for this article, very helpful! For On-premise mailbox, it remain use previous autodiscover lookup behavior to find endpoint and access to Exchange. The_Exchange_Team In exchange, how does autodiscover work? December 06, 2017, by A hybrid exchange is also riskier than a . Thanks, Also, did a bit research, found out these: Get-Mailbox -Arbitration Name Alias ServerName ProhibitSendQuota SystemMailbox{1f05a927 SystemMailbox{1f0 ex01 UnlimitedSystemMailbox{e0dc1c29 SystemMailbox{e0d ex01 UnlimitedFederatedEmail.4c1f4d8 FederatedEmail.4c ex01 1 MB (1,048,576 bytes)SystemMailbox{bb558c35 SystemMailbox{bb5 mail01 UnlimitedMigration.8f3e7716-201 Migration.8f3e771 mail01 300 MB (314,572,800 bytes)SystemMailbox{D0E409A0 SystemMailbox{D0E mail01 UnlimitedSystemMailbox{2CE34405 SystemMailbox{2CE mail01 Unlimited Should I move all Three Arbitration mailboxes from Old exchange database to New Exchange database? Pointing autodiscover to EX or EXO is essential for an optimal working Exchange environment. Support us: https://www.buymeacoffee.com/itproguide Learn Exchange Server / Hybrid / Migration / DAG full course from: Course 1: Exchange Server Train. Point the autodiscover record to mail.exoip.com. Try removing it if its added. It makes looking for Autodiscover servers for domain-joined mail clients simple. Best practices and the latest news on Microsoft FastTrack, The employee experience platform to help people thrive at work, Expand your Azure partner-to-partner network, Bringing IT Pros together through In-Person & Virtual events. If you use a Load Balancer, create a VIP on the load balancer. Any advice on best how I can resolve this? In a hybrid scenario, an Autodiscover request made after a mailbox migration is presented to the on-premises Exchange CAS as normal. Direct connect to Office 365. Machines are alle domain joined. Microsoft should create a new award thats called MVP of all MVPs and award it to you. Point the autodiscover.domain.com to Exchange 2016 server. Make sure that you point the autodiscover URL to the Exchange on-premises server as long as you have mailboxes located on-premises. Current Visibility: Visible to the original poster & Microsoft, Viewable by moderators and the original poster. on In this article, you learned when and how to set up autodiscover URL in Exchange Hybrid deployment. In Exchange IIS, you can see Autodiscover Virtual Directory which is available for the Autodiscover Settings. A CNAME for AutoDiscover pointing to the name - yes. on on We have encountered a problem where we are logging in from the internal network and users are prompted to enter their login credentials (the ADFS login page will appear as we use ADFS). Hi Vasil. Always well written with your experience. The FQDN will automatically update to the name.yourdomain.com. HTTP Redirect. We have Exchange Hybrid set up. First, point the autodiscover URL to Exchange Online. Inside the organization where clients are domain joined they find Autodiscover using SCP (Service Connection Point) which is created in Active Directory when deploying Exchange Server in the organization. Configure the autodiscover CNAME record in Public DNS. Thanks for answer, give me sometimes to find out. All of my mailboxes have been moved into Office 365. Suppose you use Round-robin DNS. The very first Autodiscover step is to check the registry for some special "boot" information that tells Outlook that you are in the middle of one of these restart scenarios and to read the Autodiscover payload from the special local file. On the on-premise DNS servers I noticed we had static A records configured namely: autodiscover.mycompany.local and autodiscover.mycompany.co.za both of which resolved to the internal IP of the exchange server. ThanksML, When running: set-ClientAccessServer -identity EX01 -AutoDiscoverServiceInternalUri $null on Exchange 2016 server. Outlook Client sends LDAP query to Active Directory to look for SCP . Root Domain check. But specifically in your case you deleted AutoDiscover from your internal DNS zone of mycompany.co.za so you cannot resolve that record inside the company. In our example, we will run the command against both Exchange Servers. Point the autodiscover URL to the Exchange on-premises server. pazzoide76 Thanks for the reply.Since the article https://docs.microsoft.com/en-us/exchange/decommission-on-premises-exchange scenario 3 says:We recommend against removing Exchange and the hybrid configuration at this point. If it's not, then we will still need to point the Autodiscover record to the on-premises hybrid server. The following URL paths (or /ews/* and /autodiscover/*) must be published without pre-authentication enabled: /autodiscover/autodiscover.svc /autodiscover/autodiscover.svc/wssecurity Autodiscover provides Outlook configuration in format of XML file in order to reduce configuration steps. You need either to have a cname for AutoDiscover inside that DNS zone or do as @vasil says and point AutoDiscover at your onprem Exchange management server. You could set up the Autodiscover DNS records point to Exchange online instead of to on-premises. Remove the autodiscover DNS entries in the internal DNS. As you can see above the outlook application first tried to get to https://mustbegeek.com/autodiscover URL. On the on-premise DNS servers I noticed we had static A records configured namely: autodiscover.mycompany.local and autodiscover.mycompany.co.za both of which resolved to the internal IP of the exchange server. Once verified, Bob will get Autodiscover configuration in xml format. SRV DNS records check. CategoryInfo : InvalidOperation: (:) [Set-ClientAccessServer], CannotModifyCrossVersionObjectException FullyQualifiedErrorId : [Server=MAIL01,RequestId=09188cba-c798-42ed-8d28-a89f27ec9438,TimeStamp=7/10/2020 11:38: 08 PM] [FailureCategory=Cmdlet-CannotModifyCrossVersionObjectException] C84E4D3D,Microsoft.Exchange.Management.SystemConfigurationTasks.SetClientAccessServer PSComputerName : mail01.domainname.edu We are running a hybrid of Exchange 2010 and Exchange 2016. *After migrating all the mailboxes to Exchange Online, and everything works as expected, you can point the autodiscover URL to Exchange Online. * Mailbox gets the answer. In our example, we have a Kemp load balancer with internal IP 192.168.1.54. After 5 to 10 minutes, check the record with the MxToolbox CNAME lookup. Open the Server Manager and click on Tools > DNS. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. So in attempt to point my autodiscover records to Office 365 I deleted those 2 static A records from the on-prem DNS server. ThanksML, When running: set-ClientAccessServer -identity EX01 -AutoDiscoverServiceInternalUri $null on Exchange 2016 server. Once verified, Bob will get Autodiscover configuration in xml format. However, if its not set up correctly, configure the autodiscover internal URL, public DNS autodiscover, and the internal DNS autodiscover entries. November 18, 2020, by Verify that the autodiscover internal URL is nulled. Three phases of the Autodiscover process Phase 1: Defining the candidate pool Before you can use Autodiscover, you have to locate the right Autodiscover server for your user. You are helping many admins in other countries -greetings from South Africa. Auto-suggest helps you quickly narrow down your search results by suggesting possible matches as you type. They also do not blatantly mention certain things you have to read between the lines. O365 - Autodiscover Lookup Process I have read many articles and most of them they say that "After the mailbox move is complete, Exchange Server 2013 or Exchange Server 2016 continues to proxy the EWS request to Exchange Server 2010. I tried the registries: ExcludeExplicitO365Endpoint, DisableAutodiscoverV2Service, but without success. Thanks. Also, can you let us know if this happens for Exchange 2016 mailbox or Office 365 mailbox? If it did not work, I can still add back the old SCP, like: Set-ClientAccessServer -Identity ex2010 -AutodiscoverServiceInternalUri https://autodiscover.domainname.edu/Autodiscover/Autodiscover.xml AM I correct? In the table below, you can see where to point your autodiscover URL to in an Exchange Hybrid deployment. Get-Autodiscovervirtualdirectory. Exchange on-premises will automatically direct clients to autodiscover for Exchange Online. on On the Exchange server tab select the Outlook Autodiscover radio button and click Next. Sharing best practices for building any app with .NET. Follow us on social media and keep up with our latest Technology news. Configure the autodiscover CNAME record in Public DNS. Use the Get-ClientAccessServer cmdlet to check the autodiscover internal URL. Verify that the DNS record is published correctly. Autodiscover.contoso.mail.onmicrosoft.com will have a CNAME record that points to Exchange Online Autodiscover record. Agree with the reply above, we need point autodiscover record to On-premise Exchange server during hybrid environment. Usually, this would lead to a very small on-premises footprint.Are you sure it can make the autodiscover service point on O365?If the answer is yes on the server on premise I have to type the command Get-ClientAccessService | Set-ClientAccessService -AutoDiscoverServiceInternalUri $ Null?Also do I have to point the dns record, both for internal and public dns, to autodiscover.outlook.com? Therefore, if the autodiscover does not point to the right environment, it will not load the assigned mailboxes and show many errors. If an Answer is helpful, please click " Accept Answer " and upvote it. In the next part of this series I'll demonstrate how to create the Hybrid configuration. Also, there are lots Mailboxes are migrated from Old Exchange 2010 to Exchange 2016 and to Office 365. Accessing another Shared Mailbox in different Office 365 tenancy? However, you would need to keep enough in place to handle the remaining hybrid functions. Autodiscover in an Exchange Hybrid environment Posted by DDoc Solved Microsoft Office 365 Microsoft Exchange We have an Exchange hybrid environment with all our mailboxes residing on Exchange Online. And run the following command to remove the Servcie Connection Point(SCP) values on your Exchange servers. Ali, you are way above all these MVPs. check 174. thumb_up 464. You have to do that with Exchange Management Shell (PowerShell). Also, I did Get-ClientAccessServer | fl AutoDiscoverServiceInternalUri AutoDiscoverServiceInternalUri : https://ex2010.mydomainname.edu/Autodiscover/Autodiscover.xml AutoDiscoverServiceInternalUri : https://ex2016.mydomainname.edu/Autodiscover/Autodiscover.xml There are two autodiscoverInternaluriShould I remove the old Exchange 2010 AutoDiscoverServiceInternalUri?? on autodiscover is pointing to Ex2016 already. The SCP object finds the suitable Autodiscover server or endpoint for the person attempting to connect. I got this error (mail01 is Exchange 2016): You can't make this change because 'CN=EX01,CN=Servers,CN=Exchange Administrative Group(FYDIBOHF23SPDLT),CN=Administrative Groupsxxxxx =au' is read-only to the current version ofExchange. Did you enjoy this article? or recently migrated users to office 365? Outlook will connect Autodiscover.outlook.com endpoint. Pointing to both the Exchange Servers EX0-2016 and EX02-2016. Just a CNAME, no that would not be correct, Hybrid Exchange - Autodiscover records for on-premise, Re: Hybrid Exchange - Autodiscover records for on-premise, AADconnect with Exchange server but without Hybrid Config - Managing users, Scenario: New AADconnect server in new Forest - All mailboxes in EXO O365, Using EOL protection but keep autodiscover using on-premise, Exchange On-Premises Best Practices for Migrations from 2010 to 2016, Announcing Hybrid Modern Authentication for Exchange On-Premises, On-Premises Architectural Requirements for the REST API. by In this Session we are going to see What is AutoDiscoveer, How it helps Exchange Mailboxes to configure. In hybrid the Autodiscover will be pointing to on-premise Exchange Server. I don't have any mailboxes on premises.The on premise server has a connector that allows the relay of the email in an unauthenticated way because an old application must send email to the internet. Check the registry for: HKEY_CURRENT_USER\Software\Microsoft\Office\16.0\Outlook\AutoDiscover\ExcludeExplicitO365Endpoint. Read more , It's good to through the Exchange Hybrid test plan checklist before you start to migrate, How to bulk create Office 365 mailboxes for existing AD users in Exchange Hybrid configuration?, We see a mailbox with a different mailbox type in Exchange on-premises and Exchange Online.. Toggle Comment visibility. I have a question related to similar case, I have migrated all users from Exchange 2010 to Exchange 2016, we still have both Exchange servers but users mailboxes are on the 2016, we have two issues I think both are related to the autodiscover, whenever a user create a new meeting and add attendees from the same company (domain) they cannot see the free/busy time and the same if they add a Calendar of meeting room (resource) it shows no connection at the top of the Calendar of that meeting in their Outlook! Frustration about the autodiscover URL when you migrate to Office 365/Microsoft 365. Click OK. Click Done. Your articles are the best in the world. Pointing to the load balancer. If the user has not set up a personal office account, then Office 365 will automatically discover all the user's files, including the files of organizations that the user is associated with. 2. Cabarrus300 For example, teams can access the calendar and free/busy sharing also works. Exchange Server 2010 responds with a 302 redirect back to Exchange Server 2013 or Exchange Server 2016", https://docs.microsoft.com/en-us/exchange/decommission-on-premises-exchange, Re: Autodiscover configuration in full hybrid, outlook 2010 and 2013 continually asks for password in hybrid environment, Exchange Hybrid - Outlook 2013 Autodiscover Issue. Do you need to point the autodiscover record to the Exchange on-premises or Exchange Online? Assuming that both the Exchange Servers are the Client Access Servers (CAS).