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Unbinding MAC Addresses on Fedora

Revision as of 10:44, 26 January 2010 by Chris Tyler (talk | contribs) (Created page with '{{Admon/note|Fedora 12|These instructions are written for Fedora 12 but should apply to other Fedora releases.}} By default, Fedora binds ethernet interfaces (such as eth0) to a...')
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Fedora 12
These instructions are written for Fedora 12 but should apply to other Fedora releases.

By default, Fedora binds ethernet interfaces (such as eth0) to a MAC address (specific network interface card/NIC). This is useful, because if a NIC is added, it will be assigned a new ethernet interface (instead of bumping the existing eth0 to eth1). However, this causes problems when you use a removable disk drive and move it from one computer to another.

To unbind the interace from the MAC address:

  1. Start the system-config-network tool (on the menus under System>Administration>Network).
    Ops235-network-mac-1.png
  2. Double-click on the eth0 device.
    Ops235-network-mac-2.png
  3. Select the Hardware tab and uncheck the box labeled Bind to MAC address, then click Ok.
    Ops235-network-mac-3.png
  4. Select File>Save.
  5. Reboot your system.