有乱码内容。。
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自摆乌龙，原来是机房被ARP了。。
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另附：lighttpd的discuz rewrite。
url.rewrite-once = ( "^(.*)/archiver/((fid|tid)-[\w\-]+\.html)$" => "$1/archiver/index.php?$2",
"^(.*)/forum-([0-9]+)-([0-9]+)\.html$" => "$1/forumdisplay.php?fid=$2&page=$3",
"^(.*)/thread-([0-9]+)-([0-9]+)-([0-9]+)\.html$" => "$1/viewthread.php?tid=$2&extra=page\%3D$4&page=$3",
"^(.*)/space-(username|uid)-(.+)\.html$" => "$1/space.php?$2=$3",
"^(.*)/tag-(.+)\.html$" => "$1/tag.php?name=$2" )
