Fujitsu PRIMERGY CX272 S1 Upgrade And Maintenance Manual page 87

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The MAC address can be found on the type label attached to the
system board or network controller.
Example:
In order to modify the definition file for network controller 1, enter the
following command:
# vi /etc/sysconfig/network-scripts/ifcfg-eth1
In vi, specify the new MAC address as follows:
HWADDR=xx:xx:xx:xx:xx:xx
Ê Save and close the definition file.
Ê For the changes to take effect, you need to reboot the network by entering
the following command:
# service network restart
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If the system board or network controller offers multiple LAN ports, it is
necessary to update the remaining ifcfg-eth<x> definition files
accordingly.
Ê Update the NIC configuration file to reflect the new card sequence and MAC
address.
CX272 S1
Upgrade and Maintenance Manual
Basic software procedures
87