In order to reduce the weight of decentralization, you need to go to the site without WWW to the Web site with www, need to do 301 turn. The site is built in the Win2003iis virtual host, to the IDC service provider asked the server is to support pseudo static, so the webmaster began to churn 301 turn, and finally emperor. The following webmaster Paste 301 Jump Setting Method:
Changzhou Tall Building station here is a dream template, need to modify the Wwwroot folder in the index.php file, the following figure:
Open the index.php file, as shown in the following figure:
Add the following code:
$the _host = $_server[' http_host '];//get the current domain name
$request _uri = isset ($_server[' Request_uri '))? $_server[' Request_uri ']: '//To determine if there are parameters behind the address
if ($the _host = = ' czgds.com ')//change the domain name you want here
{
Header (' http/1.1 moved Permanently ');/Send 301 Head
Header (' location:http://www.czgds.com '. $request _uri);//jump to the address format you want
}
The code insertion position is as follows:
Finally, into the dream background → build → update home html→ home mode: Select dynamic browse → update homepage html
Test results: Browser address bar access czgds.com automatically jump to www.czgds.com
Recommend an online 301 redirect Detection tool: http://app.baidu.com/app/enter?appid=387928
The site's 301 redirect test results are as follows:
Also, let's introduce you to the win 2003 the method of setting 301 steering on the IIS server:
IIS creates a WWW Web site that binds the domain name set with www to the same settings as normal
Then create a site bound without WWW domain name, and then set the following figure:
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