How to change the NIC configuration?

53.How to change the NIC configuration?
Ans.
1. We can change the NIC configuration using network configuration tool.

2. In Linux enterprise Linux choose applications-->system settings-->network.

3. Highlight the device that you want to modify and click edit (on the toolbar).

4. The three tabs available from the dialog box are used for the following purpose:

5. General:
Here we can enter a nickname for the device and choose whether the device is activated when the system, allow user to enable and disable device, obtain IP information automatically by DHCP or manually enter the IP information for the device.

6. Route:
We can enter routes to other networks, we need to enter the network IP number as well as the gateway IP numbers.

7. Hardware Device:
This tab contains information about the hardware associated with the Ethernet device, we can assign device aliases here by clicking the add button.

8. After we are done with all the changes, click OK to return to the Network configuration dialog box.

9. Choose file-->save to write your configuration changes to the file.