How to make the interface unmanaged by NetworkManager permanently?
Issue
- We have multiple interfaces on the server, some of those are not used, we want to make sure that NetworkManager does not handle those unused interfaces after reboot.
- We are able to make those interfaces unmanaged using nmcli, with the command
nmcli dev set <interface> managed nobut after reboot, the interfaces are managed by NM again. - How to permanently configuring a device as unmanaged in NetworkManager.
Environment
- Red Hat Enterprise Linux (RHEL)
- 9
- 8
- 7
- NetworkManager
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