A N-Tier Architecture Sample with ASP.NET MVC3, WCF, and Entity Framework

<?xml version="1.0"?>
<configuration>

  <system.web>
    <compilation debug="true" targetFramework="4.0" />
  </system.web>
  <system.serviceModel>
    <extensions>
      <behaviorExtensions>
        <add name="ErrorHandler" type="GH.Northwind.Business.ErrorHandling.ErrorHandlerBehavior, GH.Northwind.Business, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null" />
      </behaviorExtensions>
    </extensions>

    <services>
      <service name="GH.Northwind.Business.NorthwindSvr" behaviorConfiguration="BusinessServiceBehavior">
        <host>
          <baseAddresses>
            <add baseAddress="http://localhost:8732/Design_Time_Addresses/GH.Northwind.Business/NorthwindSvr/"/>
          </baseAddresses>
        </host>
        <!-- Service Endpoints -->
        <!-- Unless fully qualified, address is relative to base address supplied above -->
        <endpoint address="" binding="basicHttpBinding" bindingConfiguration="basicHttpBindin1" contract="GH.Northwind.Business.Interfaces.INorthwindSvr">
          <!-- 
              Upon deployment, the following identity element should be removed or replaced to reflect the 
              identity under which the deployed service runs.  If removed, WCF will infer an appropriate identity 
              automatically.
          -->
          <identity>
            <dns value="localhost"/>
          </identity>
        </endpoint>
        <!-- Metadata Endpoints -->
        <!-- The Metadata Exchange endpoint is used by the service to describe itself to clients. -->
        <!-- This endpoint does not use a secure binding and should be secured or removed before deployment -->
        <endpoint address="mex" binding="mexHttpBinding" contract="IMetadataExchange"/>
      </service>
    </services>
    <behaviors>
      <serviceBehaviors>
        <behavior name="BusinessServiceBehavior">
          <!-- To avoid disclosing metadata information, 
          set the value below to false and remove the metadata endpoint above before deployment -->
          <serviceMetadata httpGetEnabled="True"/>
          <!-- To receive exception details in faults for debugging purposes, 
          set the value below to true.  Set to false before deployment 
          to avoid disclosing exception information -->
          <serviceDebug includeExceptionDetailInFaults="true"/>
          <ErrorHandler />
        </behavior>
      </serviceBehaviors>
    </behaviors> 
    <serviceHostingEnvironment multipleSiteBindingsEnabled="true" />

    <bindings>
      <basicHttpBinding>
        <binding name="basicHttpBindin1"
                 maxReceivedMessageSize = "1000000">
          <security mode="None" />
          <readerQuotas maxDepth="200"/>
        </binding>        
      </basicHttpBinding>
    </bindings>    
    
  </system.serviceModel>
 <system.webServer>
    <modules runAllManagedModulesForAllRequests="true"/>
  </system.webServer>

	<appSettings>
		<!--- True for configuration parameter UseWcfDataService means GH.Northwind.Persistence library 
		accesses the Entity Framework by WCF data service project GH.Northwind.EntityFramework.Host; 
		otherwise, GH.Northwind.Persistence library accesses GH.Northwind.EntityFramework library directly. 
    This parameter will take effect only when config parameter N-Tier is true in project GH.Northwind.Web; 
    otherwise, config parameter UseWcfDataService in project GH.Northwind.Web will take effect -->
		<add key="UseWcfDataService" value="false"></add>
		
		<add key="WcfDataServiceUrl" value="http://localhost:55555/NorthwindDataService.svc/"></add>
	</appSettings>
	<connectionStrings>
		<add name="NorthwindEntities" connectionString="metadata=res://*/GHNorthwindModels.csdl|res://*/GHNorthwindModels.ssdl|res://*/GHNorthwindModels.msl;provider=System.Data.SqlClient;provider connection string=&quot;data source=GH-PC\SQLEXPRESS;initial catalog=Northwind;integrated security=True;multipleactiveresultsets=True;App=EntityFramework&quot;" providerName="System.Data.EntityClient" />
	</connectionStrings>	
</configuration>