My current setup is as follows:
1 NLB Web Cluster pointing to 2 Windows Server 2008 R2 machines with IIS 7.5 both containing a single identical web site (let's call it Web Site A).
1 additional web machine (also Windows Server 2008 R2 with IIS 7.5) containing a different web site (Web Site B)
Web Site A uses ASP.NET Impersonation (i.e. <identity impersonate="true" />) and resides in a single app pool that runs as NETWORK SERVICE.
Web Site B uses ASP.NET Impersonation and resides in a single app pool that runs as NETWORK SERVICE.
Windows Authentication is setup on all sites.
Web Site B hosts a WCF service that is called by Web Site A. The WCF Service on Web Site B has the following configuration:
Web Site B has the following configuration:
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