centos 安装了Apache,使用 service httpd start 能正常启动Apache,但是页面访问不了,查看Apache错误日志,输出:
[Fri May 17 08:07:12 2019] [notice] Digest: generating secret for digest authentication ...
[Fri May 17 08:07:12 2019] [notice] Digest: done
[Fri May 17 08:07:12 2019] [notice] Apache/2.2.15 (Unix) DAV/2 configured -- resuming normal operations