How to generate UUID for network interface on RHEL/CentOS
UUIDs (Universal Unique Identifier) for network interface card can be generated using the following command (CommandShell):
uuidgen [device]
Example ( CommandShell ):
uuidgen eth0
Then you can add it to your NIC config file (assuming your interface is eth0) :
/etc/sysconfig/network-scripts/ifcfg-eth0
Add/modify the following (NIC configuration file):
UUID=[uuid]
Done.