问：我centos6的系统，无法安装软件，从服务器内部ping www.baidu.com都无法ping通
答：您好，
已经调整您服务器的防火墙设置,请重新安装查看是否正常,非常感谢您长期对我司的支持!
问：http://mirror.bit.edu.cn/centos/6.5/os/x86_64/repodata/repomd.xml: [Errno 14] PYCURL ERROR 22 – \”The requested URL returned error: 404\”
Trying other mirror. 大量这种错误，仍然无法安装软件
答：您好，
当前调整了服务器的dns,请重新安装看下是否正常,如还是在问题请说明具体安装什么软件我司操作看下,非常感谢您长期对我司的支持!
问：http://mirrors.163.com/centos/6.5/os/x86_64/Packages/libc-client-2007e-11.el6.x86_64.rpm: [Errno 14] PYCURL ERROR 22 – \”The requested URL returned error: 404\”
163的源都有问题，这个。。。。
问：我要安装php7.0,具体命令是：yum install php70w-fpm php70w-opcache php70w-cli php70w-gd php70w-imap php70w-mysqlnd php70w-mbstring php70w-mcrypt php70w-pdo php70w-pecl-apcu php70w-pecl-mongodb php70w-pecl-redis php70w-pgsql php70w-xml php70w-xmlrpc php70w-devel mod_php70w php70w-common php70w-bcmath
现在出现的错误是：Error Downloading Packages:
libc-client-2007e-11.el6.x86_64: failure: Packages/libc-client-2007e-11.el6.x86_64.rpm from base: [Errno 256] No more mirrors to try.
libjpeg-turbo-1.2.1-3.el6_5.x86_64: failure: Packages/libjpeg-turbo-1.2.1-3.el6_5.x86_64.rpm from updates: [Errno 256] No more mirrors to try.
zlib-1.2.3-29.el6.x86_64: failure: Packages/zlib-1.2.3-29.el6.x86_64.rpm from base: [Errno 256] No more mirrors to try.
openssl-1.0.1e-16.el6_5.15.x86_64: failure: Packages/openssl-1.0.1e-16.el6_5.15.x86_64.rpm from updates: [Errno 256] No more mirrors to try.
openssl-devel-1.0.1e-16.el6_5.15.x86_64: failure: Packages/openssl-devel-1.0.1e-16.el6_5.15.x86_64.rpm from updates: [Errno 256] No more mirrors to try.
libjpeg-turbo-devel-1.2.1-3.el6_5.x86_64: failure: Packages/libjpeg-turbo-devel-1.2.1-3.el6_5.x86_64.rpm from updates: [Errno 256] No more mirrors to try.
postgresql-libs-8.4.20-1.el6_5.x86_64: failure: Packages/postgresql-libs-8.4.20-1.el6_5.x86_64.rpm from updates: [Errno 256] No more mirrors to try.
zlib-devel-1.2.3-29.el6.x86_64: failure: Packages/zlib-devel-1.2.3-29.el6.x86_64.rpm from base: [Errno 256] No more mirrors to try.
答：您好，建议更换一个源，比如更换ustc的源，然后再尝试安装PHP7，请核实
如需我司代为操作，需收费100元，请核实,非常感谢您长期对我司的支持!
问：安装个软件你们要收100元，你们镜像的源弄了全部不能使用，是不是就是要让用户付费给你们？
答：您好，当前已经将源换成了ustc的源，之前的源文件保存在：/etc/yum.repos.d/repo_bak，请核实
安装PHP7，建议参考：https://blog.csdn.net/u/article/details/进行操作,非常感谢您长期对我司的支持!
