Ubuntu/Linux网络配置常用命令
配置ip
打开配置文件
sudo vim /etc/network/interfaces
# This file describes the network interfaces available on your system # and how to activate them. For more information, see interfaces(5). source /etc/network/interfaces.d/* # The loopback network interface auto lo iface lo inet loopback # The primary network interface #auto enp0s3 #iface enp0s3 inet dhcp auto enp0s3 iface enp0s3 inet static address 192.168.1.122 netmask 255.255.255.0 gateway 192.168.1.1
重启网络
sudo /etc/init.d/networking restart
关闭防火墙(详情:https://www.cnblogs.com/kluan/p/5993767.html)
sudo ufw disable
查看防火墙的状态:(状态显示是“inactive”关闭状态。)如果ping不通大多是防火墙的问题
sudo ufw status
修改dns /etc/resolvconf/resolv.conf.d/base里面是空的添加
nameserver 你的DNS1
nameserver 你的DNS2
修改DNS楼主亲测 vim /etc/resolv.conf(阿里的DNS)
nameserver 223.5.5.5
nameserver 223.6.6.6
重启网络
sudo /etc/init.d/networking restart
//14.01版本
sudo ifconfig eth0 down
sudo ifconfig eth0 up
默认重启命令行模式
vim /etc/default/grub GRUB_CMDLINE_LINUX_DEFAULT=""改GRUB_CMDLINE_LINUX_DEFAULT="test" sudo update-grub
查看网卡名
ls /proc/sys/net/ipv4/conf
刷新ip
ip addr flush dev
修改网卡名称
http://blog.csdn.net/wenwenxiong/article/details/52937539
http://blog.csdn.net/wy_97/article/details/78294562
温馨提示:
1.虚拟主机和主机之间ip不通,怎么办?
答:绝大多数都是防火墙的问题
2.如果虚拟主机和主机之间可以ping通, 但是不能上网怎么办?
答:肯定是DNS配置问题.