In web.config file in HTTPUpload site do the following settings.

<?xml version="1.0"?>

 <system.webServer>
    <security>
    <requestFiltering>
        <!-- This is the value in **bytes** -->
        <!-- 524288000 bytes = 500MB -->
        <!-- The maximum for this is 4,294,967,295 (3.99GB) - http://stackoverflow.com/questions/4022434/-->
        <requestLimits maxAllowedContentLength="524288000" />
    </requestFiltering>
    </security>
</system.webServer>    

Hope this will help.

In web.config file in HTTPUpload site do the following settings.

<?xml version="1.0"?>
<configuration xmlns="http://schemas.microsoft.com/.NetConfiguration/v2.0">         
  <system.web>
    <!-- This value is in **kilobytes** -->
    <!-- 512000 kilobytes = 500MB -->
    <httpRuntime executionTimeout="1200" maxRequestLength="512000" useFullyQualifiedRedirectUrl="false" minFreeThreads="8" minLocalRequestFreeThreads="4" appRequestQueueLimit="100"/>
  </system.web>

  <system.webServer>
    <security>
      <requestFiltering>
        <!-- This is the value in **bytes** -->
        <!-- 524288000 bytes = 500MB -->
        <!-- The maximum for this is 4,294,967,295 (3.99GB) - http://stackoverflow.com/questions/4022434/-->
        <requestLimits maxAllowedContentLength="524288000" />
      </requestFiltering>
    </security>
  </system.webServer>    
</configuration>

Hope this will help.

In web.config file in HTTPUpload site and do the following settings.

<?xml version="1.0"?>

<system.webServer>
    <security>
    <requestFiltering>
        <!-- This is the value in **bytes** -->
        <!-- 524288000 bytes = 500MB -->
        <!-- The maximum for this is 4,294,967,295 (3.99GB) - http://stackoverflow.com/questions/4022434/-->
        <requestLimits maxAllowedContentLength="524288000" />
    </requestFiltering>
    </security>
</system.webServer>    

Hope this will help.

In web.config file in HTTPUpload site do the following settings.

<?xml version="1.0"?>

<system.webServer>
    <security>
    <requestFiltering>
        <!-- This is the value in **bytes** -->
        <!-- 524288000 bytes = 500MB -->
        <!-- The maximum for this is 4,294,967,295 (3.99GB) - http://stackoverflow.com/questions/4022434/-->
        <requestLimits maxAllowedContentLength="524288000" />
    </requestFiltering>
    </security>
</system.webServer>    

Hope this will help.