CentOS7配置静态IP
v5tech opened this issue · 0 comments
v5tech commented
查看MAC地址
[root@c1 ~]# ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:6f:9a:fa brd ff:ff:ff:ff:ff:ff
inet 192.168.64.145/24 brd 192.168.64.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe6f:9afa/64 scope link
valid_lft forever preferred_lft forever
其中link/ether 00:0c:29:6f:9a:fa
就是物理网卡地址
编辑/etc/sysconfig/network-scripts/ifcfg-eth0
TYPE=Ethernet
#BOOTPROTO=dhcp
BOOTPROTO=static
HWADDR=00:0c:29:6f:9a:fa
NAME=eth0
IPADDR=192.168.64.145
GATEWAY=192.168.64.2
NAMEMASK=255.255.255.0
DNS1=8.8.8.8
DNS2=192.168.64.2
UUID=704ac9ad-f344-43e4-899d-cdaafc3cc552
DEVICE=eth0
ONBOOT=yes
重启系统
安装ifconfig
sudo yum install net-tools
[root@c1 ~]# ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.64.145 netmask 255.255.255.0 broadcast 192.168.64.255
inet6 fe80::20c:29ff:fe6f:9afa prefixlen 64 scopeid 0x20<link>
ether 00:0c:29:6f:9a:fa txqueuelen 1000 (Ethernet)
RX packets 51965 bytes 5549892 (5.2 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 198109 bytes 331515497 (316.1 MiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 0 (Local Loopback)
RX packets 66 bytes 4748 (4.6 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 66 bytes 4748 (4.6 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
参考文档
https://linux.cn/article-3631-1.html
http://blog.opskumu.com/centos7-network.html