CentOS7 Modify the NIC name to Eth0

CentOS7Modify the NIC toEth01.Edit Network card information

[[Email protected]~]# cd/etc/sysconfig/network-scripts/ # Enter the NIC directory

[[Email protected]]# mv ifcfg-eno16777728 Ifcfg-eth0 # rename nic name

[[Email protected]]# cat Ifcfg-eth0 # edit nic Information]

Type=ethernet

Bootproto=static

Defroute=yes

Peerdns=yes

Peerroutes=yes

Ipv4_failure_fatal=no

Name=eth0 #name modified to eth0

Onboot=yes

ipaddr=192.168.56.12

netmask=255.255.255.0

gateway=192.168.56.2

dns1=192.168.56.2

2.ModifyGrub

[[Email protected]~]# cat/etc/sysconfig/grub # Edit Kernel info , add Red field

Grub_timeout=5

Grub_default=saved

Grub_disable_submenu=true

grub_terminal_output= "Console"

grub_cmdline_linux= "CRASHKERNEL=AUTORHGB net.ifnames=0 biosdevname=0 quiet"

Grub_disable_recovery= "true"

[[Email protected]~]# grub2-mkconfig-o/boot/grub2/grub.cfg # build boot Menu

Generatinggrub configuration file ...

Foundlinux Image:/boot/vmlinuz-3.10.0-229.el7.x86_64

FOUNDINITRD Image:/boot/initramfs-3.10.0-229.el7.x86_64.img

Foundlinux Image:/boot/vmlinuz-0-rescue-1100f7e6c97d4afaad2e396403ba7f61

FOUNDINITRD Image:/boot/initramfs-0-rescue-1100f7e6c97d4afaad2e396403ba7f61.img

Done

The installation system interface settings can also be loaded at boot start.

3.Verify that the modification was successful

[[Email protected]~]# reboot # must be restarted for system to take effect

[[Email protected]~]# yum install net-tools # default centos7 does not support ifconfig Need to see the net-tools bag

[[Email protected]~]# ifconfig eth0 # check nic information at times

Eth0:flags=4163<up,broadcast,running,multicast> MTU 1500

inet 192.168.56.12 netmask 255.255.255.0 broadcast 192.168.56.255

Inet6 fe80::20c:29ff:fe5c:7bb1 Prefixlen ScopeID 0x20<link>

Ether 00:0c:29:5c:7b:b1 Txqueuelen (Ethernet)

RX Packets Bytes 14503 (14.1 KiB)

RX errors 0 dropped 0 overruns 0 frame 0

TX Packets 98 Bytes 14402 (14.0 KiB)

TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

content from operations and architecture classes Liang Wai Architect's Road Blog

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This article is from the "Old boy Linux ops" blog, please be sure to keep this source http://oldboy.blog.51cto.com/2561410/1722101

CentOS7 Modify the NIC name to Eth0