ip 命令用来显示或操纵 Linux 主机的路由, 网络设备, 策略路由和隧道, 是 Linux 下较新的功能强大的网络配置工具.
语法
选项
-V: 显示指令版本信息;
-s: 输出更详细的信息;
-f: 强制使用指定的协议族;
-4: 指定使用的网络层协议是 IPv4 协议;
-6: 指定使用的网络层协议是 IPv6 协议;
-0: 输出信息每条记录输出一行, 即使内容较多也不换行显示;
-r: 显示主机时, 不使用 IP 地址, 而使用主机的域名.
参数
网络对象: 指定要管理的网络对象;
具体操作: 对指定的网络对象完成具体操作;
help: 显示网络对象支持的操作命令的帮助信息.
实例
- [root@localhost ~]# ip link list
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
- link/ether 00:16:3e:00:1e:51 brd ff:ff:ff:ff:ff:ff
- 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
- link/ether 00:16:3e:00:1e:52 brd ff:ff:ff:ff:ff:ff
- [root@localhost ~]# ip -s link list
- 1: lo: <LOOPBACK,UP,LOWER_UP> mtu 16436 qdisc noqueue
- link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
- RX: bytes packets errors dropped overrun mcast
- 5082831 56145 0 0 0 0
- TX: bytes packets errors dropped carrier collsns
- 5082831 56145 0 0 0 0
- 2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
- link/ether 00:16:3e:00:1e:51 brd ff:ff:ff:ff:ff:ff
- RX: bytes packets errors dropped overrun mcast
- 3641655380 62027099 0 0 0 0
- TX: bytes packets errors dropped carrier collsns
- 6155236 89160 0 0 0 0
- 3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast qlen 1000
- link/ether 00:16:3e:00:1e:52 brd ff:ff:ff:ff:ff:ff
- RX: bytes packets errors dropped overrun mcast
- 2562136822 488237847 0 0 0 0
- TX: bytes packets errors dropped carrier collsns
- 3486617396 9691081 0 0 0 0
- [root@localhost ~]# ip route list
- 112.124.12.0/22 dev eth1 proto kernel scope link src 112.124.15.130
- 10.160.0.0/20 dev eth0 proto kernel scope link src 10.160.7.81
- 192.168.0.0/16 via 10.160.15.247 dev eth0
- 172.16.0.0/12 via 10.160.15.247 dev eth0
- 10.0.0.0/8 via 10.160.15.247 dev eth0
- default via 112.124.15.247 dev eth1
- [root@localhost ~]# ip neigh list
- 112.124.15.247 dev eth1 lladdr 00:00:0c:9f:f3:88 REACHABLE
- 10.160.15.247 dev eth0 lladdr 00:00:0c:9f:f2:c0 STALE
来源: http://www.bubuko.com/infodetail-2666327.html