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XCCDF
Guide to the Secure Configuration of Red Hat Enterprise Linux 9
System Settings
Network Configuration and Firewalls
Network Manager
NetworkManager DNS Mode
NetworkManager DNS Mode
An XCCDF Value
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NetworkManager DNS Mode
This sets how NetworkManager handles DNS. none - NetworkManager will not modify resolv.conf. default - NetworkManager will update /etc/resolv.conf to reflect the nameservers provided by currently active connections.