setup and Configuring Static ip address in Ubuntu server 12.04 through GUI mode

Method 1 : Configure network GUI mode

Step 1 : First find out the network interface to configure. Open a terminal and run ifconfig
ifconfig
Result will be something similar to below screenshot.
ubuntu network cli 1 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 2 : We will be assigning IP address to eth0 adapter. To do the same Click on “System Setting” and select “Network”
ubuntu network gui 1 How to configure network using CLI ang GUI in Ubuntu 12.04
ubuntu network gui 2 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 3 : As eth0 is wired connection click on “wired”. Choose “ON” option and click on “Configure” button.
ubuntu network gui 3 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 4 : Go to “IPv4 Settings” tab. In case of DHCP / Automatic configuration choose “Automatic (DHCP)” option in “method”
ubuntu network gui 4 How to configure network using CLI ang GUI in Ubuntu 12.04
In case of manual configuration select “Manual” option in “method”. Click on “Add” button. Enter IP Address, netmask and gateway information. Also enter DNS Server. In this example I am using google DNS server’s IP.
ubuntu network gui 5 How to configure network using CLI ang GUI in Ubuntu 12.04
After finishing it up click on “Save” button.
ubuntu network gui 6 How to configure network using CLI ang GUI in Ubuntu 12.04
To confirm the setting again run “ ifconfig ” command and check the “eth0″ interface settings. In case of successful configuration you will see something like below screenshot.

Method 2 : Configure network CLI Mode

Step 1 : First find out the network interface to configure. Open a terminal and run ifconfig
ifconfig
Result will be something similar to below screenshot.
ubuntu network cli 1 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 2 : We will be assigning IP address to eth0 adapter. Open a terminal and type
sudo vi /etc/network/interfaces
ubuntu network cli 2 How to configure network using CLI ang GUI in Ubuntu 12.04
ubuntu network cli 3 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 3 : Now you need to add eth0 information in this file.
In case of DHCP / Automatic IP assignment enter following line and save this file.
iface eth0 inet dhcp
In case of manual IP assignment enter following line and save this file.
iface eth0 inet static
address 192.168.1.100
netmask 255.255.255.0
network 192.168.1.0
broadcast 192.168.1.255
gateway 192.168.1.1
ubuntu network cli 4 How to configure network using CLI ang GUI in Ubuntu 12.04
To configure DNS, enter following command. Remember to run it through “root” user
echo “nameserver 8.8.8.8″ >> /etc/resolve.conf
Step 4 : Now run following command to start eth0 interface
sudo ifup eth0
ubuntu network cli 5 How to configure network using CLI ang GUI in Ubuntu 12.04
Step 5: To confirm the setting again run “ifconfig” command and check the “eth0″ interface settings. In case of successful configuration you will see something like below screenshot.
ubuntu network gui 6 How to configure network using CLI ang GUI in Ubuntu 12.04


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  Autherby--zimbio

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