---启动dns named失败
[root@rhel5 named]# service named start
Starting named: [FAILED]
---查看系统日志
[root@rhel5 log]# tail -50 /var/log/messages
May 6 11:01:39 rhel5 named[5497]: could not configure root hints from 'named.root': file not found
[root@rhel5 etc]# cd /var/named
--复制一个提示找不到的文件
[root@rhel5 named]# cp -a named.local named.root
--启动成功
[root@rhel5 named]# service named start
Starting named: [ OK ]
[root@rhel5 named]# ps -ef|grep name
named 5539 1 0 11:05 ? 00:00:00 /usr/sbin/named -u named
root 5550 5447 0 11:05 pts/1 00:00:00 grep name