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Is Your SenderID/SPF or DKIM Record Correctly Configured
With Microsoft having just announced that DKIM is coming to Office 365 soon (release notes here) and SenderID is already available, I thought this is a good time to write a blog on the use of DMARC to...
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Configuring Exchange On-Premises to Use Azure Rights Management
This article is the fifth in a series of posts looking at Microsoft’s new Rights Management product set. In an earlier previous post we looked at turning on the feature in Office 365 and in this post...
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Creating Microsoft Rights Management Templates and Policies
This article is the sixth in a series of posts looking at Microsoft’s new Rights Management product set. In the previous post we looked at turning on the feature in Office 365 and in a later post we...
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Enabling Microsoft Rights Management in SharePoint Online
This article is the fifth in a series of posts looking at Microsoft’s new Rights Management product set. In an earlier previous post we looked at turning on the feature in Office 365 and in this post...
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Using Microsoft Rights Management from Microsoft Office
This article is the second last in a series of posts looking at Microsoft’s new Rights Management product set. In an earlier previous post we looked at turning on the feature in Office 365 and in this...
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Getting Exchange Message Sizing Raw Data
On the internet there are a number of resources for collecting the raw data needed to size Exchange Server deployments. These include:...
View ArticleChanging AD FS 3.0 Certificates
I am quite adept at configuring certificates and changing them around, but this one took me completely by surprise as it has a bunch of oddities to consider. First the errors: Web Application Proxy...
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Exchange Web Services (EWS) and 501 Error
As is common with a lot that I write in this blog, it is based on noting down the answers to stuff I could not find online. For this issue, I did find something online by Michael Van “Hybrid”, but...
View ArticleIntermittent Error 8004789A with AD FS and WAP 3.0 (Windows Server 2012 R2)
This error appears when you attempt to authenticate with Office 365 using AD FS 3.0 – but only sometimes, and often it was working fine and then it starts! I’ve found this error is due to two things,...
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Continuing Adventures in AD FS Claims Rules
There is an excellent article at http://blogs.technet.com/b/askds/archive/2012/06/26/an-adfs-claims-rules-adventure.aspx which discusses the use of Claims Rules in AD FS to limit some of the...
View ArticleCreating Mailboxes in Office 365 When Using DirSync
This blog post describes the process to create a new user in Active Directory on-premises when email is held in Office 365 and DirSync is in use. With DirSync in use the editable copy of the user...
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Office 365 ProPlus XML Config Files Are Case Sensitive
The XML file used for the configuration of Office 365 ProPlus is case sensitive. In a client I have been working with the UpdatePath value in the install XML file was accidently specified using...
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Speaking at TechEd Europe 2014
I’m please to announce that Microsoft have asked me to speak on “Everything You Need To Know About SMTP Transport for Office 365” at TechEd Europe 2014 in Barcelona. Its going to be a busy few weeks as...
View ArticleExchange Online Free/Busy Issues with OAuth Authentication
OAuth authentication is a new server to server authentication model available in Exchange 2013 SP1 and later and Exchange Online (Office 365). With OAuth enabled and Exchange hybrid in place and where...
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Installing Office 365 ProPlus Click To Run via GPO Deployment
Office 365 ProPlus can be deployed via Group Policy, but there are a few things that you need to know and do first. These are: You cannot use the “Software Installation” features of GPO’s to deploy the...
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Group Policy Import To Fix Google Chrome v37 Issues With Exchange Server and...
A recent update to Google Chrome (37.0.2062.120) removed the ability to support modal dialog boxes. This are dialogs that require your attention and stop you going back to the previous page until you...
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The Case of the Disappearing Folders
Here is a issue I have come across at one of my current clients – you create a folder in Outlook 2013 when in the “Mail” view (showing only mail folders – your typical default view) and the folder does...
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SSL and Exchange Server
In October 2014 or thereabouts it became known that the SSL protocol (specifically SSL v3) was broken and decryption of the encrypted data was possible. This blog post sets out the steps to protect...
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Windows RRAS VPN and Multi Factor Authentication
This blog post covers the steps to add Multi Factor Authentication (MFA) to Windows RRAS server. Once this is enabled, and you sign in with a user enabled for MFA in Azure Multi-Factor Authentication...
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Exchange OWA and Multi-Factor Authentication
Multi-factor authentication (MFA), that is the need to have a username, password and something else to pass authentication is possible with on-premises servers using a service from Windows Azure and...
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