How to configure the url mappings in asp.net web.config file:




<?xml version="1.0" encoding="UTF-8"?>
<configuration>
  <system.web>
    <customErrors mode="Off"/>
  <urlMappings enabled="true">
  <add url="~/RouteUrl" mappedUrl="~/Default.aspx" />
</urlMappings>
    <compilation debug="true" targetFramework="4.0" />
  </system.web>
    <system.webServer>
        <directoryBrowse enabled="true" />
    </system.webServer>
</configuration>