ls的网页打开时这样的
Forbidden
You don't have permission to access /cm=9f65cb4a8c8507ed4fece76310508c31490797634b87834e29938448e435061e5a32f4ba537b5813d2b3786405a54f56eff03466725e60e194dff839cacbe13f598d3042740b873105a51fb8bf4c32c050872b9ab868e2adf14284ded6c4ac2444bc50120b85e78a2a1765b97881162693d08e3f104811cafa4062e828713e9e5357c731ee9338797180e1ac5d5bc25ac7106680de33a74817a265a0&p=8d74df16d9c011a05caccf6061&user=baidu on this server.
--------------------------------------------------------------------------------
Apache/1.3.27 Server at cache.baidu.com Port 80