[Linux] How to check and Set ip in Linux

* Check interface 
# ifconfig –a

To elaborate on the connections here:
- lo – this is a loopback connection, a virtual connection used to connect to the machine (itself) only
- eth0 – an ethernet interface (wired port)
- wlan0 – a wireless interface (device)

* Check IP
#ifconfig -a

* Set IP

#nano /etc/sysconfig/network-scripts/ifcfg-eth7

detail ..

DEVICE=eth7

BOOTPROTO=static

HWADDR=00:0C:29:A0:BF:43

IPADDR=10.149.247.147

NETMASK=255.0.0.0

ONBOOT=yes

TYPE=Ethernet

USERCTL=no

IPV6INIT=no

PEERDNS=yes

* Restart again Service network 

#service network restart