各位好
小弟因為需要連到系上的系統，所以設定了學校的proxy，
但是設定完後網頁顯示這樣↓
ERROR
The requested URL could not be retrieved
While trying to retrieve the URL:
http://203.64.167.174:999/Statistics/first.htm
The following error was encountered:
‧ Access Denied.
Access control configuration prevents your request from being allowed at this
time. Please contact your service provider if you feel this is incorrect.
Your cache administrator is root.
Generated Sun, 01 Jun 2014 23:03:57 GMT by proxy.nkmu.edu.tw
(squid/2.6.STABLE21)
不過之前陣子有連過幾次都還正常，結果現在有問題，
是我有動到什麼設定嗎?
IE firefox 我都用過，問題一樣沒解。
謝謝