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Linux教程:ifconfig 使用

$
0
0
ifconfig

修改网卡的配置文件,缺省选项和参数是查看激活状态的网卡信息

$ ifconfig
eth0 Link encap:Ethernet HWaddr b8:88:e3:e9:1f:2d
UP BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
lo Link encap:Local Loopback
inet addr:127.0.0.1 Mask:255.0.0.0
inet6 addr: ::1/128 Scope:Host
UP LOOPBACK RUNNING MTU:65536 Metric:1
RX packets:20102 errors:0 dropped:0 overruns:0 frame:0
TX packets:20102 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:0
RX bytes:1897763 (1.8 MB) TX bytes:1897763 (1.8 MB)
wlan0 Link encap:Ethernet HWaddr e0:06:e6:cd:f8:cf
inet addr:192.168.1.111 Bcast:192.168.1.255 Mask:255.255.255.0
inet6 addr: fe80::e206:e6ff:fecd:f8cf/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:11539 errors:0 dropped:3 overruns:0 frame:0
TX packets:7005 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:3352856 (3.3 MB) TX bytes:891096 (891.0 KB)

说明:

eth0 , wlan0 #网卡名

lo 主机环回地址

Link encap #连接类型

HWaddr #HardWareaddress,即MAC地址

inet addr #ip地址

Bcast #广播地址

Mask #子网掩码

$ifconfig [网卡名] [选项] [参数] add [地址] #设置ip地址 del [地址] #删除ip地址

up #启动网络设备

down #关闭网络设备

hw [设备类型] [硬件地址] # 设置网络设备的类型与硬件地址 irq[IRQ地址] # 设置网络设备的IRQ netmask [子网掩码] # 设置子网掩码 broadcast [广播地址] # 设置广播地址

本文永久更新链接地址 : http://www.linuxidc.com/Linux/2016-09/135151.htm


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