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  • Wiki Page: Why are both the Teredo and IP-HTTPS Interfaces Active?

    [This article first appeared on the "Edge Man" blog at http://blogs.technet.com/b/tomshinder/archive/2010/08/24/why-are-both-the-teredo-and-ip-https-interfaces-active.aspx . Please feel free to add and improve this content] A common question I see on the message boards and in conversations...
  • Wiki Page: Forefront UAG DirectAccess Troubleshooting: Forwarding on Network Interface Related Event Viewer Messages

    When activating Forefront UAG, interfaces and interface settings are reset. The following Event IDs may appear in the Windows Event Viewer Application log when problems are encountered and the Forefront UAG activation fails. A message also appears in the Forefront UAG Activation Monitor, and the Forefront...
  • Wiki Page: Forefront UAG DirectAccess Troubleshooting: 10026 - "A timeout occurred. The Teredo network interface cannot be enabled."

    Cause —On Forefront UAG activation, a timeout occurred and the Teredo interface could not be enabled. Warning: Serious problems may occur if you modify the registry incorrectly using the Registry Editor or another method. These problems may require that you reinstall your operating system. Modify...
  • Wiki Page: UAG DirectAccess – Don’t Fear the Reaper or IPv6

    [This article originally appeared in "The Edge Man" blog at http://blogs.technet.com/tomshinder/archive/2010/03/12/uag-directaccess-don-t-fear-the-reaper-or-ipv6.aspx ] (Discuss UAG DirectAccess issues on the TechNet Forums over at http://social.technet.microsoft.com/Forums/en-US/forefrontedgeiag...
  • Wiki Page: Solving a DirectAccess Client Blocked 6to4 Connection

    Pat Telford recently shared with me an interesting case of a DirectAccess client that was assigned a public IP address, but wasn't able to connect to the UAG DirectAccess server because the ISP was blocking 6to4 traffic. The client system was a laptop using a Sprint WiMax connection. The laptop...
  • Wiki Page: Windows 7 DirectAccess Client Troubleshooting – Part 1 – Client Transition Technologies

    During the past few months I was heavily engaged with different DirectAccess implementations and passed by several interesting issues/problems. The Direct Access Wizard is so simple and normally things get working from the first time however sometimes things can go wrong. In this article series I will...
  • Wiki Page: The Mystery of the IP-HTTPS Listener, an Outlook Client and an IPv4 Only Network

    Table of Contents Overview A Problem with Outlook or DirectAccess? Why is Outlook Asking for Credentials? The Mystery of the Enabled IP-HTTPS Adapter IP-HTTPS Adapter Initialization Corporate Connectivity Status Detection Determining the State of the DirectAccess Client IP-HTTPS Adapter Putting Together...
  • Wiki Page: Windows 7 Direct Access Client Troubleshooting – Part 1 – Client Transition Technologies

    During the past few months I was heavily engaged with different DirectAccess implementations and passed by several interesting issues/problems. The Direct Access Wizard is so simple and normally things get working from the first time however sometimes things can go wrong. In this article series I will...
  • Wiki Page: Why Do I Need Two IP Public IP Addresses for DirectAccess?

    I hear a lot of people ask why you need two public IP addresses to support DirectAccess. The reason for this is that in order for Teredo to determine what type of NAT device the DirectAccess client is behind, it needs two public addresses on the Teredo server. Note that this is not required for the 6to4...
  • Wiki Page: Considerations When Using Ping to Troubleshoot DirectAccess Connectivity Issues

    (This content was originally posted on the Edge Man blog at http://blogs.technet.com/b/tomshinder/archive/2010/07/14/considerations-when-using-ping-to-troubleshoot-directaccess-connectivity-issues.aspx?CommentPosted=true#commentmessage . Feel free to enhance and improve it!) =====================...
  • Wiki Page: DirectAccess and Teredo Adapter Behavior

    In a recent blog post about an interesting problem we had with understanding Outlook performance issues and the IP-HTTPS adapter, we had the opportunity to review how the various IPv6 transition technology adapters worked in terms of when they were enabled and when they were disabled. If you haven’t...
  • Wiki Page: Tom Shinder's Wiki Profile

    I'm Tom Shinder. You might know me from the dozens of books I've written on Windows and Windows networking, or you might know me from my long association with www.isaserver.org , or maybe you know me because I owe you some money :) If you don't know me, I'm a technical writer and have...
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