I worked on a case recently where we had external web server on which we had NTLM authentication and users who were trying to access the website on it were having problems accessing it. I have written blog on our ISA/TMG product team blog here is the...

As usual I worked on a case regarding cross site single sign on and thought of sharing the experience and observations with all. Here customer has configured cross site single sign on as per the document http://technet.microsoft.com/en-us/library/ee921441...