1.新建一个文本文件，重命名为web.config，复制下面的代码进去，然后把这个文件上传到网站根目录即可

<?xml version="1.0" encoding="UTF-8"?>

<configuration>

<system.webServer>

<rewrite>

<rules>

<rule name="portal_topic">

<match url="^(.*/)*topic-(.+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/portal.php\?mod=topic&amp;topic={R:2}&amp;{R:3}" />

</rule>

<rule name="portal_article">

<match url="^(.*/)*article-([0-9]+)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/portal.php\?mod=view&amp;aid={R:2}&amp;page={R:3}&amp;{R:4}" />

</rule>

<rule name="forum_forumdisplay">

<match url="^(.*/)*forum-(\w+)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/forum.php\?mod=forumdisplay&amp;fid={R:2}&amp;page={R:3}&amp;{R:4}" />

</rule>

<rule name="forum_viewthread">

<match url="^(.*/)*thread-([0-9]+)-([0-9]+)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/forum.php\?mod=viewthread&amp;tid={R:2}&amp;extra=page%3D{R:4}&amp;page={R:3}&amp;{R:5}" />

</rule>

<rule name="group_group">

<match url="^(.*/)*group-([0-9]+)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/forum.php\?mod=group&amp;fid={R:2}&amp;page={R:3}&amp;{R:4}" />

</rule>

<rule name="home_space">

<match url="^(.*/)*space-(username|uid)-(.+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/home.php\?mod=space&amp;{R:2}={R:3}&amp;{R:4}" />

</rule>

<rule name="home_blog">

<match url="^(.*/)*blog-([0-9]+)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/home.php\?mod=space&amp;uid={R:2}&amp;do=blog&amp;id={R:3}&amp;{R:4}" />

</rule>

<rule name="forum_archiver">

<match url="^(.*/)*(fid|tid)-([0-9]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/index.php\?action={R:2}&amp;value={R:3}&amp;{R:4}" />

</rule>

<rule name="plugin">

<match url="^(.*/)*([a-z]+[a-z0-9_]*)-([a-z0-9_\-]+).html\?*(.*)$" />

<action type="Rewrite" url="{R:1}/plugin.php\?id={R:2}:{R:3}&amp;{R:4}" />

</rule>

</rules>

</rewrite>

</system.webServer>

</configuration>