userip = Request.ServerVariables("HTTP_X_FORWARDED_FOR")
If userip = "" Then userip = Request.ServerVariables("REMOTE_ADDR")
end if
'註釋：上面代碼獲取用戶的IP地址
if left(userip,7)="210.108" then
Response.Write userip '註釋：輸出用戶的IP地址
Response.Write "這裏顯示歡迎信息"
else
Response.Write "這裏顯示非法用戶"
end if
%>