http://218.108.37.99/pantoschool/上不去

[qazwsxedc]

http://218.108.37.99/pantoschool/登陆时：

The proxy server received an invalid response from an upstream server.
The proxy server could not handle the request GET http://218.108.37.99/pantoschool/XT/Accounts/login.aspx?ReturnUrl=%2fpantoschool%2fDefault.aspx.

Reason: Error reading from remote server
怎么解决

[dweb]

http://218.108.37.99
这个服务器失效了，换一个服务器