CentOS7修改网卡为eth0
1.编辑网卡信息# cd /etc/sysconfig/network-scripts/#进入网卡目录
# mv ifcfg-eno16777728 ifcfg-eth0#重命名网卡名称
# cat ifcfg-eth0#编辑网卡信息
TYPE=Ethernet
BOOTPROTO=static
DEFROUTE=yes
PEERDNS=yes
PEERROUTES=yes
IPV4_FAILURE_FATAL=no
NAME=eth0#name修改为eth0
ONBOOT=yes
IPADDR=192.168.56.12
NETMASK=255.255.255.0
GATEWAY=192.168.56.2
DNS1=192.168.56.2
2.修改grub
# cat /etc/sysconfig/grub#编辑内核信息,添加红色字段的
GRUB_TIMEOUT=5
GRUB_DEFAULT=saved
GRUB_DISABLE_SUBMENU=true
GRUB_TERMINAL_OUTPUT="console"
GRUB_CMDLINE_LINUX="crashkernel=auto rhgb net.ifnames=0 biosdevname=0 quiet"
GRUB_DISABLE_RECOVERY="true"
# grub2-mkconfig -o /boot/grub2/grub.cfg #生成启动菜单
Generating
grub configuration file ...
Found
linux image: /boot/vmlinuz-3.10.0-229.el7.x86_64
Found
initrd image: /boot/initramfs-3.10.0-229.el7.x86_64.img
Found
linux image: /boot/vmlinuz-0-rescue-1100f7e6c97d4afaad2e396403ba7f61
Found
initrd image: /boot/initramfs-0-rescue-1100f7e6c97d4afaad2e396403ba7f61.img
Done
3.验证是否修改成功
# reboot#必须重启系统生效
# yum install net-tools#默认centos7不支持ifconfig 需要看装net-tools包
# ifconfig eth0#在次查看网卡信息
eth0:
flags=4163mtu 1500
inet 192.168.56.12netmask 255.255.255.0broadcast 192.168.56.255
inet6 fe80::20c:29ff:fe5c:7bb1prefixlen 64
scopeid 0x20
ether 00:0c:29:5c:7b:b1txqueuelen 1000(Ethernet)
RX packets 152bytes 14503 (14.1 KiB)
RX errors 0dropped 0
overruns 0frame 0
TX packets 98bytes 14402 (14.0 KiB)
TX errors 0dropped 0 overruns 0carrier 0
collisions 0
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