How do I make network interface changes (like those made with ifconfig) permanent?
Updated -
Network interface settings made with ifconfig can be made to persist across system reboots by recording preferred settings in the file:
/etc/sysconfig/network-scripts/ifcfg- <interface-name>
where interface-name is the name of the interface you wish to configure. Many options are supported. The most common options are listed below:
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