How to Check an IP Address, Routes and links

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To get the depth information of your network interfaces like IP Address, MAC Address information, use the following command as shown below.


# ip addr show



$ sudo ip addr show


]# ip addr show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
    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 qlen 1000
    link/ether 00:0c:29:44:43:24 brd ff:ff:ff:ff:ff:ff
    inet 216.xx.xx.xx/24 brd 216.xx.xx.255 scope global eth0
    inet6 fe80::20c:29ff:fe44:4324/64 scope link
       valid_lft forever preferred_lft forever



# ip route show
216.xx.xxx.0/24 dev eth0  proto kernel  scope link  src 216.xx.xxx.xxx
169.254.0.0/16 dev eth0  scope link  metric 1002
default via 216.xx.xxx.1 dev eth0


#  ip link show
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN
    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 state UP qlen 1000
    link/ether 00:0c:29:44:43:24 brd ff:ff:ff:ff:ff:ff

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