I am sorry but my English is poor, I can't discribe this problem clearly.
There is a screen to show you this bug:
[img]http://static.uu8u.net/lynx.jpg[/img]
[2001:470:1f05:117a::80] is running with apache 2.2.16 , and [2001:4858:aaaa:1:1::80] is running with nginx 0.8.52.
"test" is a folder in document root.