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Translated:20140812 'Ifconfig' Command Not Found In CentOS 7 Minimal Installation--A Quick Tip To Fix It.md
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sources/tech/20140812 'Ifconfig' Command Not Found In CentOS 7 Minimal Installation--A Quick Tip To Fix It.md → translated/tech/20140812 'Ifconfig' Command Not Found In CentOS 7 Minimal Installation--A Quick Tip To Fix It.md
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‘Ifconfig’ Command Not Found In CentOS 7 Minimal Installation – A Quick Tip To Fix It
CentOS 7最小化安装后找不到‘ifconfig’命令——修复小提示
================================================================================
![](http://180016988.r.cdn77.net/wp-content/uploads/2014/08/centos7-790x493.jpg)
As we all know, “**ifconfig**” command is used to configure a network interfaces in GNU/Linux systems. It displays the details of a network interface card like IP address, MAC Address, and the status of a network interface card etc. But, this command is obsolete, and is not found in the minimal versions of RHEL 7 and its clones like CentOS 7, Oracle Linux 7, and Scientific Linux 7.
就像我们所知道的，“**ifconfig**”命令用于配置GNU/Linux系统的网络接口。它显示网络接口卡的详细信息，包括IP地址，MAC地址，以及网络接口卡状态之类。但是，该命令已经过时了，而且在最小化版本的RHEL 7以及它的克隆版本CentOS 7，Oracle Linux 7以和Scientific Linux 7中也找不到该命令。
### How do I find IP and other details of a network interface In CentOS Minimal server? ###
### 在CentOS最小化服务器版本中如何查找网卡IP和其它详细信息？ ###
CentOS 7 minimal systems, use the commands “**ip addr**” and “**ip link**” to find the details of a network interface card. To know the statistics use “**ip -s link**”.
CentOS 7最小化系统，使用“**ip addr**”和“**ip link**”命令来查找网卡详情。要知道统计数据，可以使用“**ip -s link**”。
To view the details of the network interface cards, enter the following commands:
要查看网卡细节，输入以下命令：
ip addr
Sample output:
输出样例：
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
@ -24,22 +24,22 @@ Sample output:
inet 127.0.0.1/32 scope host venet0
inet 192.168.1.101/32 brd 192.168.1.101 scope global venet0:0
To view the statistics of your network interfaces, enter the command:
要查看网络接口统计数据，输入命令：
ip link
Sample output:
输出样例：
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN mode DEFAULT
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
2: venet0: <BROADCAST,POINTOPOINT,NOARP,UP,LOWER_UP> mtu 1500 qdisc noqueue state UNKNOWN mode DEFAULT
link/void
OR
或者
ip -s link
Sample output:
输出样例：
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue state UNKNOWN mode DEFAULT
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
@ -54,13 +54,13 @@ Sample output:
TX: bytes packets errors dropped carrier collsns
300403 4249 0 0 0 0
### How do I enable and use “ifconfig” Command in CentOS 7 minimal servers? ###
### 在CentOS 7最小化服务器版本中如何启用并使用“ifconfig”命令？ ###
If you don’t know where to find the ifconfig command, follow the simple steps provided below. First let us find out which packages will provide ifconfig command. To do that , enter the following command:
如果你不知道在哪里可以找到ifconfig命令，请按照以下简单的步骤来找到它。首先，让我们找出哪个包提供了ifconfig命令。要完成这事，输入以下命令：
yum provides ifconfig
Sample Output:
输出样例：
Loaded plugins: fastestmirror
Loading mirror speeds from cached hostfile
@ -72,21 +72,21 @@ Sample Output:
Matched from:
Filename : /usr/sbin/ifconfig
Or you can use the following command too.
或者你也可以使用以下命令。
yum whatprovides ifconfig
Here, “provides” or “whatprovides” switches are used to find out which package provides some feature or file.
这里，“provides”或者“whatprovides”开关用于找出某个包提供了某些功能或文件。
As you see in the above output, the **net-tools** package provides the ifconfig command. So, let us install net-tools package to use ifconfig command.
就像你在上面的输出中所看到的，**net-tools**包提供了ifconfig命令。因此，让我们安装net-tools包来使用ifconfig命令。
yum install net-tools
Now, you’ll be able to use the command **ifconfig** as usual.
现在，你就可以像以往一样使用**ifconfig**命令了。
ifconfig -a
Sample output:
输出样例：
lo: flags=73<UP,LOOPBACK,RUNNING> mtu 16436
inet 127.0.0.1 netmask 255.0.0.0
@ -109,16 +109,16 @@ Sample output:
inet 192.168.1.101 netmask 255.255.255.255 broadcast 192.168.1.101 destination 192.168.1.101
unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 0 (UNSPEC)
Enjoy!
尽情享受吧！
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[a]:http://www.unixmen.com/author/sk/
[a]:http://www.unixmen.com/author/sk/