CentOS7联网初始化步调教程

润雨雨航

1. 表现网络装备的运行状态
[root@ruijie ~]$ ip link2. 表现网络接口的网络参数
[root@ruijie ~]$ ip addr3. 修改网卡信息–ONBOOT
[root@ruijie ~]$ vi /etc/sysconfig/network-scripts/ifcfg-eth0ONBOOT=yes4. 重启网络服务
[root@ruijie ~]$ systemctl restart network5. 检测网络连通性
[root@ruijie ~]$ ping 114.114.114.114 -c 3PING 114.114.114.114 (114.114.114.114) 56(84) bytes of data.64 bytes from 114.114.114.114: icmp_seq=1 ttl=67 time=1.55 ms64 bytes from 114.114.114.114: icmp_seq=2 ttl=70 time=1.47 ms64 bytes from 114.114.114.114: icmp_seq=3 ttl=65 time=1.54 ms--- 114.114.114.114 ping statistics ---3 packets transmitted, 3 received, 0% packet loss, time 2003msrtt min/avg/max/mdev = 1.472/1.522/1.554/0.057 ms6. 表现网络接口的网络参数-检察当前IP
[root@ruijie ~]$ ip addr7. 修改网卡信息–IP
[root@ruijie ~]$ vi /etc/sysconfig/network-scripts/ifcfg-eth0IPADDR=XXX.XXX.XXX.XXXNETMASK=255.255.255.0GATEWAY=XXX.XXX.XXX.18. 重启网络服务
[root@ruijie ~]$ systemctl restart network9. 再次检测网络连通性
[root@ruijie ~]$ ping 114.114.114.114 -c 3PING 114.114.114.114 (114.114.114.114) 56(84) bytes of data.64 bytes from 114.114.114.114: icmp_seq=1 ttl=67 time=1.55 ms64 bytes from 114.114.114.114: icmp_seq=2 ttl=70 time=1.47 ms64 bytes from 114.114.114.114: icmp_seq=3 ttl=65 time=1.54 ms--- 114.114.114.114 ping statistics ---3 packets transmitted, 3 received, 0% packet loss, time 2003msrtt min/avg/max/mdev = 1.472/1.522/1.554/0.057 ms10. 检测域名剖析
[root@ruijie ~]$ ping baidu.comping: unknown host baidu.com11. 设置域名剖析
[root@ruijie ~]$ vi /etc/resolv.confnameserver 114.114.114.114nameserver 8.8.8.812. 再次检测域名剖析
[root@ruijie ~]$ ping baidu.com -c 3PING 114.114.114.114 (114.114.114.114) 56(84) bytes of data.64 bytes from 114.114.114.114: icmp_seq=1 ttl=67 time=1.55 ms64 bytes from 114.114.114.114: icmp_seq=2 ttl=70 time=1.47 ms64 bytes from 114.114.114.114: icmp_seq=3 ttl=65 time=1.54 ms--- 114.114.114.114 ping statistics ---3 packets transmitted, 3 received, 0% packet loss, time 2003msrtt min/avg/max/mdev = 1.472/1.522/1.554/0.057 ms