关于Apache2 VirtualHost二级域名只生效一个的问题

Standard

Apache2 config文件新增二级域名如下:
<VirtualHost *:80>
ServerName maillist.yemaosheng.com
ServerAlias maillist.yemaosheng.com
DocumentRoot /var/www/html/maillist.yemaosheng.com
</VirtualHost>
<VirtualHost *:80>
ServerName cms.yemaosheng.com
ServerAlias cms.yemaosheng.com
DocumentRoot /var/www/html/cms.yemaosheng.com
</VirtualHost>
<VirtualHost *:80>
ServerName www.yemaosheng.com
DocumentRoot /var/www/html/www.yemaosheng.com
</VirtualHost>
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