越南做网站,河南省工程建设信息网官网入口,页面跳转不了怎么回事,男女做网站这2周做实验#xff0c;centos7.x经常出现yum安装软件包的时候找不到解析地址#xff0c;提示如下错误 正在尝试其它镜像。Error downloading packages:
pam-devel-1.1.8-22.el7.x86_64: [Errno 256] No more mirrors to try.
libcom_err-1.42.9-12.el7_5.x86_64: [Errno 256…这2周做实验centos7.x经常出现yum安装软件包的时候找不到解析地址提示如下错误 正在尝试其它镜像。Error downloading packages:
pam-devel-1.1.8-22.el7.x86_64: [Errno 256] No more mirrors to try.
libcom_err-1.42.9-12.el7_5.x86_64: [Errno 256] No more mirrors to try.
keyutils-libs-devel-1.5.8-3.el7.x86_64: [Errno 256] No more mirrors to try.
libverto-devel-0.2.5-4.el7.x86_64: [Errno 256] No more mirrors to try.
e2fsprogs-1.42.9-12.el7_5.x86_64: [Errno 256] No more mirrors to try.
pcre-devel-8.32-17.el7.x86_64: [Errno 256] No more mirrors to try.
krb5-devel-1.15.1-19.el7.x86_64: [Errno 256] No more mirrors to try.
libcom_err-devel-1.42.9-12.el7_5.x86_64: [Errno 256] No more mirrors to try.
lzo-devel-2.06-8.el7.x86_64: [Errno 256] No more mirrors to try.
krb5-libs-1.15.1-19.el7.x86_64: [Errno 256] No more mirrors to try.
zlib-devel-1.2.7-17.el7.x86_64: [Errno 256] No more mirrors to try.
libsepol-devel-2.5-8.1.el7.x86_64: [Errno 256] No more mirrors to try.
▽libss-1.42.9-12.el7_5.x86_64: [Errno 256] No more mirrors to try.
libselinux-devel-2.5-12.el7.x86_64: [Errno 256] No more mirrors to try.
1:openssl-devel-1.0.2k-12.el7.x86_64: [Errno 256] No more mirrors to try.
e2fsprogs-libs-1.42.9-12.el7_5.x86_64: [Errno 256] No more mirrors to try.
libkadm5-1.15.1-19.el7.x86_64: [Errno 256] No more mirrors to try.
lzo-minilzo-2.06-8.el7.x86_64: [Errno 256] No more mirrors to try.查看 /etc/resolv.conf 中DNS配置竟然为空之前明明配置好了的真是奇怪难怪不行 [rootopvnserver ~]# cat /etc/resolv.conf
# Generated by NetworkManager #啥也没有百度和Google了一下NetworkManager与network可能会出现冲突的情况由于做实验要添加网卡重启服务于是重新配置好DNS文件 [rootopvnserver ~]# cat /etc/resolv.conf
# Generated by NetworkManager
nameserver 202.96.128.86
nameserver 202.96.128.166 然后关闭NetworkManager这样就不会出现之前的情况了重新yum安装软件也正常了 [rootopvnserver ~]# systemctl stop NetworkManager
[rootopvnserver ~]# systemctl disable NetworkManager
[rootopvnserver ~]# systemctl restart network更好的方法在网卡配置文件中添加DNS地址格式如下 [rootopvnserver ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
TYPEEthernet
BOOTPROTOstatic
DEFROUTEyes
IPV4_FAILURE_FATALno
NAMEeth0
DEVICEeth0
ONBOOTyes
IPADDR10.0.0.3
GATEWAY10.0.0.254
NETMASK255.255.255.0
DNS1202.96.128.86
DNS2202.96.128.166 注意在centos7.x 中DNS不在 /etc/resolv.conf 中配置了而是直接在网卡配置文件中配置DNS这和centos6.x版本有点区别真是无语改来改去呵呵 转载于:https://www.cnblogs.com/blog-tim/p/10316176.html