1、发现没有ifconfig命令
[root@PC3 ~]# ifconfig
bash: ifconfig: command not found...
2、查找安装包
[root@PC3 ~]# yum list | grep net-tool*
net-tools.x86_64 2.0-0.17.20131004git.el7 rhel7
3、安装
[root@PC3 ~]# yum install -y net-tools.x86_64
Loaded plugins: langpacks, product-id, subscription-manager
This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.
Resolving Dependencies
--> Running transaction check
---> Package net-tools.x86_64 0:2.0-0.17.20131004git.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository Size
================================================================================
Installing:
net-tools x86_64 2.0-0.17.20131004git.el7 rhel7 304 k
Transaction Summary
================================================================================
Install 1 Package
Total download size: 304 k
Installed size: 917 k
Downloading packages:
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : net-tools-2.0-0.17.20131004git.el7.x86_64 1/1
Verifying : net-tools-2.0-0.17.20131004git.el7.x86_64 1/1
Installed:
net-tools.x86_64 0:2.0-0.17.20131004git.el7
Complete!
4、测试
[root@PC3 ~]# ifconfig
eno16777728: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
ether 00:0c:29:7d:e7:11 txqueuelen 1000 (Ethernet)
RX packets 19 bytes 6216 (6.0 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
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 658 bytes 51708 (50.4 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 658 bytes 51708 (50.4 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0