[root@localhost ~]# ping www.baidu.com
PING www.a.shifen.com (183.232.231.172) 56(84) bytes of data.
64 bytes from 183.232.231.172 (183.232.231.172): icmp_seq=1 ttl=128 time=7.83 ms
64 bytes from 183.232.231.172 (183.232.231.172): icmp_seq=2 ttl=128 time=8.25 ms
64 bytes from 183.232.231.172 (183.232.231.172): icmp_seq=3 ttl=128 time=8.20 ms
64 bytes from 183.232.231.172 (183.232.231.172): icmp_seq=4 ttl=128 time=8.13 ms
^C
--- www.a.shifen.com ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3006ms
rtt min/avg/max/mdev = 7.830/8.105/8.252/0.164 ms
[root@localhost ~]# echo $PATH
/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/root/bin
[root@localhost ~]# cd /usr/sbin
[root@localhost sbin]# ls |grep ifconfig
[root@localhost sbin]# ls |grep eth*
ethtool
[root@localhost sbin]# yum search ifconfig
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirrors.163.com
* extras: mirrors.163.com
* updates: mirrors.cn99.com
base | 3.6 kB 00:00:00
extras | 2.9 kB 00:00:00
updates | 2.9 kB 00:00:00
(1/4): extras/7/x86_64/primary_db | 205 kB 00:00:01
(2/4): base/7/x86_64/group_gz | 153 kB 00:00:01
(3/4): updates/7/x86_64/primary_db | 3.0 MB 00:00:14
(4/4): base/7/x86_64/primary_db | 6.1 MB 00:00:20
============================================================================================ Matched: ifconfig =============================================================================================
net-tools.x86_64 : Basic networking tools
[root@localhost sbin]# yum install net-tools.x86_64
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
* base: mirrors.163.com
* extras: mirrors.aliyun.com
* updates: mirrors.aliyun.com
Resolving Dependencies
--> Running transaction check
---> Package net-tools.x86_64 0:2.0-0.25.20131004git.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
============================================================================================================================================================================================================
Package Arch Version Repository Size
============================================================================================================================================================================================================
Installing:
net-tools x86_64 2.0-0.25.20131004git.el7 base 306 k
Transaction Summary
============================================================================================================================================================================================================
Install 1 Package
Total download size: 306 k
Installed size: 917 k
Is this ok [y/d/N]: y
Downloading packages:
warning: /var/cache/yum/x86_64/7/base/packages/net-tools-2.0-0.25.20131004git.el7.x86_64.rpm: Header V3 RSA/SHA256 Signature, key ID f4a80eb5: NOKEY==================== ] 200 kB/s | 299 kB 00:00:00 ETA
Public key for net-tools-2.0-0.25.20131004git.el7.x86_64.rpm is not installed
net-tools-2.0-0.25.20131004git.el7.x86_64.rpm | 306 kB 00:00:00
Retrieving key from file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
Importing GPG key 0xF4A80EB5:
Userid : "CentOS-7 Key (CentOS 7 Official Signing Key) <security@centos.org>"
Fingerprint: 6341 ab27 53d7 8a78 a7c2 7bb1 24c6 a8a7 f4a8 0eb5
Package : centos-release-7-7.1908.0.el7.centos.x86_64 (@anaconda)
From : /etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7
Is this ok [y/N]: y
Running transaction check
Running transaction test
Transaction test succeeded
Running transaction
Installing : net-tools-2.0-0.25.20131004git.el7.x86_64 1/1
Verifying : net-tools-2.0-0.25.20131004git.el7.x86_64 1/1
Installed:
net-tools.x86_64 0:2.0-0.25.20131004git.el7
Complete!
[root@localhost sbin]# ifconfig
ens37: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 192.168.231.128 netmask 255.255.255.0 broadcast 192.168.231.255
inet6 fe80::4f9f:4a89:2be8:a8b2 prefixlen 64 scopeid 0x20<link>
ether 00:0c:29:9f:dd:5c txqueuelen 1000 (Ethernet)
RX packets 9017 bytes 10752276 (10.2 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 4254 bytes 340263 (332.2 KiB)
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 1000 (Local Loopback)
RX packets 72 bytes 6124 (5.9 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 72 bytes 6124 (5.9 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@localhost sbin]#
