2.4.2版本的apache中需要在目录下面添加 Require all granted,否则无论怎么访问都是403，悲了个催的！具体报错如下:
[Fri Aug 10 19:07:13.263893 2012] [authz_core:error] [pid 8918:tid 1126259008] [client 192.168.123.102:53420] AH01630: client denied by server configuration: /tmp
[root@db1 ~]# grep -v '^#' /usr/local/apache/conf/extra/httpd-vhosts.conf |grep -v '^$'
<VirtualHost *:80>
ServerName 192.168.123.110
<Location />
Order deny,allow
Deny from all
</Location>
</VirtualHost>
<VirtualHost *:80>
ServerName file.zyku.net
DocumentRoot /tmp
<Directory /tmp>
Options +indexes
Order allow,deny
Allow from all
Require all granted
</Directory>
</VirtualHost>