' Get the Web application configuration.
Dim configuration As System.Configuration.Configuration = _
WebConfigurationManager.OpenWebConfiguration( _
"/aspnetTest")

' Get the <system.web> group.
Dim systemWeb As SystemWebSectionGroup = _
CType(configuration.GetSectionGroup( _
"system.web"), SystemWebSectionGroup)

// Get the Web application configuration.
System.Configuration.Configuration configuration =
    WebConfigurationManager.OpenWebConfiguration(
    "/aspnetTest");

// Get the <system.web> group.
SystemWebSectionGroup systemWeb =
  (SystemWebSectionGroup)configuration.GetSectionGroup("system.web");