Outlook for Mac 2011 Not Working Through Web Application Proxy

Scenario: You are publishing your Microsoft Exchange services (OWA, ActiveSync, Outlook Anywhere)  through Web Application Proxy in Windows Server 2012 R2. Using a web browser for OWA works as expected but clients using Outlook for Mac 2011 cannot get their mail. The error you receive on the Outlook for Mac client is "bad username or…

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iOS Devices Using ActiveSync Are Doing an Unexpected Full Sync or Reload of Exchange Data

  Symptom: Your Exchange data may unexpectedly reload on some or all of the iOS devices in your organization. This includes Exchange email, contacts, and calendar information. Environment: Exchange 2007, Exchange 2010, or Exchange 2013 published externally using Internet Security and Acceleration (ISA 2004 or ISA 2006) Server, Forefront Threat Management Gateway 2010 (TMG 2010)…

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Web Application Proxy (FAQs)

  In Windows Server 2012 R2 a new service was made available under the Remote Access Role. The new service is called Web Application Proxy (WAP) and will function as both a reverse proxy for publishing applications to external users and also as the AD FS proxy service that some may be familiar with and…

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HTTP 500 Error When Downloading Files Larger Than 10MB Through UAG 2010

  Another support issue I have seen that is becoming fairly common occurs when a website is published through UAG 2010 and an external client tries to download files larger than 10 megabytes. The error which the client sees will be “The page cannot be displayed.” Looking a little closer we also see an “HTTP…

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Some Fonts Don’t Render on SharePoint 2013 Site Published Through UAG 2010

I just worked an interesting case that may affect people publishing SharePoint 2013 through UAG 2010. If a SharePoint administrator decides to change the theme and font for the site it may not render correctly for clients using Internet Explorer and Firefox browsers. There is a simple workaround that will have this working in no time. The…

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Error 414 "Request-URI Too Large" for Outbound Proxy Clients Through Forefront TMG 2010

I recently worked on an interesting support case that I thought I would share. The customer was experiencing an issue only with certain AD accounts where they were being denied by TMG for all outbound web traffic. The following was the scenario: 1.) The clients were Web Proxy Clients to TMG2.) The web traffic access…

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