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Change MAC Address using macchanger-gtk in Ubuntu Debian GUI Interface
by: Revengsky Joseph D. Reyes (a.k.a rjdreyes – jcyberinux.com)

For some reason or for security reason, in your network setup, you need to change the current MAC Address of your network card or Ethernet card. In order to do that, you need the following steps on changing MAC Address of your Network or Ethernet card.

Steps / Instructions on How to Change your MAC Address macchanger-gtk of your Network or Ethernet card in Ubuntu Debian:

1. To see first the information about your network address, go to Applications, then Accessories, then click Terminal.
How to Change you MAC Address of your Network or Ethernet card in Ubuntu Debian
How to Change you MAC Address of your Network or Ethernet card in Ubuntu Debian
From there the Terminal Prompt Launch, at the prompt, type the following: ifconfig. Then Press Enter, the information will be revealed of the network you have.
Note: Hwaddr 00:13:d4:2d:6a:30, for an example this is you MAC Address on Ubuntu

2. At Terminal, type sudo apt-get install macchanger-gtk, or you can also used Ubuntu Software Center, go to Applications, then click Ubuntu Software Center.
How to Change your MAC Address macchanger-gtk of your Network or Ethernet card in Ubuntu Debian
Find macchanger-gtk, then click Install. (Note: It will ask for administration password, so enter your password on your administration account).

3. Once done installation, you may used the application by pressing ALT+F2(hold the ALT then at the same time press F2). Then from there, on the launcher, type macchanger-gtk, or in Terminal, type sudo macchanger-gtk.

How to Change your MAC Address macchanger-gtk of your Network or Ethernet card in Ubuntu Debian

(Note: It will ask for a administration password, or your own account password, type it and press Enter.)

4. From there, you can also see your actual or current MAC Address (by clicking See current MAC) (Note: This is only an example you might actually change it to a better mac address. Take note also, that there are 6 segments 01:02:03:04:05:06. See the picture below.)

How to Change your MAC Address macchanger-gtk of your Network or Ethernet card in Ubuntu Debian

And before you try to change you current MAC Address, try first to stop the network, by doing this which is much safer. (See also the above sample picture)
At the terminal, type sudo /etc/init.d/networking stop

5. You can now change your current MAC Address, click on Options then choose Another MAC (specific), at Network Interface choose eth0, then Insert on the box the specific MAC Address that you wanted.

How to Change your MAC Address macchanger-gtk of your Network or Ethernet card in Ubuntu Debian

6. At the terminal, type sudo /etc/init.d/networking restart then press Enter, or much better to reboot your computer for more effective results.

You will see that the network or Ethernet card MAC address is changed. To view it again, type ifconfig on the terminal, or used macchanger-gtk to view the current MAC Address.

I hope this helps you out! 😀

Related Entries / Links / References:
How to Find your MAC Address in Ubuntu Debian by Jcyberinux
How to Changer your MAC Address in Ubuntu Debian in Command Line Terminal by Jcyberinux
TCP/IP Network Configuration on Ubuntu by Jcyberinux
How to Install Ubuntu 10.04 LTS or Ubuntu 11.04 on Desktop or Laptop by Jcyberinux
Ubuntu Official Site
Download Ubuntu Official Site

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