郁闷，从昨天晚上到今天一直都连不上了
Sun Sep 26 14:12:44 2004 Accept: */*
Sun Sep 26 14:12:44 2004 User-Agent: Mozilla/4.0 (compatible; MSIE 5.00; Windows 98)
Sun Sep 26 14:12:44 2004 Range: bytes=10235904-
Sun Sep 26 14:12:44 2004 Pragma: no-cache
Sun Sep 26 14:12:44 2004 Cache-Control: no-cache
Sun Sep 26 14:12:44 2004 Authorization: Basic aGFvcmUyOmZkM2JmNGRm
Sun Sep 26 14:12:44 2004 Connection: close
Sun Sep 26 14:12:49 2004 HTTP/1.1 503 Service Unavailable
Sun Sep 26 14:12:50 2004 Transfer-Encoding: chunked
Sun Sep 26 14:12:50 2004 Server: squid/2.5.STABLE3
Sun Sep 26 14:12:50 2004 Mime-Version: 1.0
Sun Sep 26 14:12:50 2004 Date: Sun, 26 Sep 2004 12:14:16 GMT
Sun Sep 26 14:12:50 2004 Content-Type: text/html
Sun Sep 26 14:12:50 2004 --------------: ----
Sun Sep 26 14:12:50 2004 Expires: Sun, 26 Sep 2004 12:14:16 GMT
Sun Sep 26 14:12:50 2004 X-Squid-Error: ERR_FTP_UNAVAILABLE 0
Sun Sep 26 14:12:50 2004 X-Cache: MISS from rzis3.rz.tu-bs.de
Sun Sep 26 14:12:50 2004 X-Cache-Lookup: MISS from rzis3.rz.tu-bs.de:8080
Sun Sep 26 14:12:50 2004 Proxy-Connection: close
Sun Sep 26 14:12:50 2004 有错误发生！