Apache403禁止的错误应该可以工作，但不能

这是我第一次使用apache服务器，我试图找到答案，但最终失败了，有人能帮我解决这个问题吗？以下是可能受到影响的信息

键入http://[hostname]/index.php时出现错误消息

Forbidden

You don't have permission to access /index.php on this server.

Apache/2.2.15 (Red Hat) Server at [hostname] Port 80

操作系统信息：

$ cat /etc/redhat-release
Red Hat Enterprise Linux Server release 6.5 (Santiago)

httpd.conf信息 $cat/etc/httpd/conf/httpd.conf（http.conf的一部分）

selinux的配置：

sudo cat /etc/selinux/config
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#       enforcing - SELinux security policy is enforced.
#       permissive - SELinux prints warnings instead of enforcing.
#       disabled - SELinux is fully disabled.

#SELINUX=enforcing
SELINUX=disabled

# SELINUXTYPE= type of policy in use. Possible values are:
#       targeted - Only targeted network daemons are protected.
#       strict - Full SELinux protection.
SELINUXTYPE=targeted

---

“ls-l/var/www”怎么样？$ls-l/var/www总共24个drwxrwsr-x。2根www 4096 Aug 2 08:02 cgi bin drwxrwsr-x。3根www 4096 Dec 21 00:57错误drwxrwsr--。5 root www 4096 Dec 24 12:16 html drwxrwsr-x。3根目录www 4096 Dec 21 00:57图标drwxrwsr-x。14根目录www 4096 Dec 21 00:57手动drwxrwsr-x。2 root www 4096 Dec 23 03:31用法抱歉，我不太清楚如何设置注释的格式。我看不到文档根？尝试添加DocumentRoot/var/www或/var/www/html以及该目录的一个块。它工作得很好，我真的很无聊。

$ cat .htaccess
DirectoryIndex index.php

sudo cat /etc/selinux/config
# This file controls the state of SELinux on the system.
# SELINUX= can take one of these three values:
#       enforcing - SELinux security policy is enforced.
#       permissive - SELinux prints warnings instead of enforcing.
#       disabled - SELinux is fully disabled.

#SELINUX=enforcing
SELINUX=disabled

# SELINUXTYPE= type of policy in use. Possible values are:
#       targeted - Only targeted network daemons are protected.
#       strict - Full SELinux protection.
SELINUXTYPE=targeted