Getting http 403 error when accessing website from remote client

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http://serverfault.com – I have created an asp.net website that is to be accessed from client browsers running on the same domain. I've hosted the site on IIS 7.5 I have disabled Anonymous Authentication and Enabled Windows Authentication from the Features View under the IIS section. I have added the following in the web.config for the site: <authorization> <allow users="group\BizTalk Application Users" /> <deny users="?" /> </authorization> I am able to open the website from a browser when running on the server that is hosting the site. However, if I then logon to a different server (HowTos)