What is the meaning of UUID field in ifcfg-ethX file?
Issue
What is the meaning of UUID="xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" field in ifcfg-ethX file?
$ cat ifcfg-ethX
UUID="xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx"
NM_CONTROLLED="yes"
HWADDR="xx:xx:xx:xx:xx:xx"
BOOTPROTO="dhcp"
DEVICE="eth0"
ONBOOT="yes"
Environment
- Red Hat Enterprise Linux 6.2 and later
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