May
03
2017
By abernal
Tool to manage network related configurations
addr
Displays network interfaces information
$ ip addr
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP group default qlen 1000
link/ether 00:50:56:9c:65:8c brd ff:ff:ff:ff:ff:ff
inet 10.45.125.105/24 brd 10.45.125.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::250:56ff:fe9c:658c/64 scope link
valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN group default
link/ether 02:42:62:47:97:0f brd ff:ff:ff:ff:ff:ff
inet 172.17.0.1/16 scope global docker0
valid_lft forever preferred_lft forever
inet6 fe80::42:62ff:fe47:970f/64 scope link
valid_lft forever preferred_lft foreverlink
Displays the status of the network devices
$ ip -s link
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN mode DEFAULT group default
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
RX: bytes packets errors dropped overrun mcast
7583733167 6905419 0 0 0 0
TX: bytes packets errors dropped carrier collsns
7583733167 6905419 0 0 0 0
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP mode DEFAULT group default qlen 1000
link/ether 00:50:56:9c:65:8c brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped overrun mcast
8723079246 15485031 0 14606 0 0
TX: bytes packets errors dropped carrier collsns
28929955127 16557774 0 0 0 0
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc noqueue state DOWN mode DEFAULT group default
link/ether 02:42:62:47:97:0f brd ff:ff:ff:ff:ff:ff
RX: bytes packets errors dropped overrun mcast
3544982 65134 0 0 0 0
TX: bytes packets errors dropped carrier collsns
318058289 107745 0 0 0 0