squid 不能上这个网站

tcllxy

透过squid 无法上这个网站，错误信息如下，各位帮忙分析分析，看是哪问题。

ERROR
The requested URL could not be retrieved

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While trying to retrieve the URL: http://www.kekaoxing.com/

The following error was encountered:

Read Error
The system returned:

    (60) Operation timed outAn error condition occurred while reading data from the network. Please retry your request.

Your cache administrator is cls@proview.com.cn.



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Generated Thu, 20 Dec 2007 05:28:49 GMT by MProxy.proview.com.cn (squid/2.5.STABLE14)




以下为access.log中的错误。
1198118316.553 437819 172.16.36.25 TCP_MISS/502 1453 GET http://www.kekaoxing.co
m/ - DIRECT/58.218.177.117 text/html