I did following setting regarding creating sub domain under my main domain www.thesoftwareservices.com (domain) thesoft2 (root folder) 1) Create sub folder as “pos” under “thesoft2” 2) Copy my new sites into pos sub folder 3) Write script in Default.aspx, this file root file under sub folder “pos” <%@ Page Language="vb" AutoEventWireup="false" CodeFile="Default.aspx.vb" Inherits="_Default" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <link href="css/style.css" rel="stylesheet" type="text/css" runat="server" /> <% If InStr(UCase(Request.ServerVariables("SERVER_NAME")), UCase("pos.thesoftwareservices.com")) > 0 Then Response.Redirect("/pos/default.aspx") End If %> <title>POS</title> </head> <body > 4) Create sub domain under Subdomain Manager Tool pos.thesoftwareservices.com 5) Create Application Starting Points /pos After this process my sub domain working like that www.thesoftwareservices.com/pos/default.aspx but still is not working like that pos.thesoftwareservices.com it is point to thesoftwareservices.com I want my subdomain working like that pos.thesoftwareservices.com did I missing any step ? Thanks