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1.421 OL09-00-006002

Information

OL 9 must configure a DNS processing mode set be Network Manager.

GROUP ID: V-271860
RULE ID: SV-271860r1092292

To ensure that DNS resolver settings are respected, a DNS mode in Network Manager must be configured.

Solution

Configure NetworkManager in OL 9 to use a DNS mode.

In "/etc/NetworkManager/NetworkManager.conf" add the following line in the "[main]" section:

dns = none

NetworkManager must be reloaded for the change to take effect.

$ sudo systemctl reload NetworkManager

See Also

https://workbench.cisecurity.org/benchmarks/27024

Item Details

Category: CONFIGURATION MANAGEMENT

References: 800-53|CM-6b., CCI|CCI-000366, Rule-ID|SV-271860r1092292_rule, STIG-ID|OL09-00-006002, Vuln-ID|V-271860

Plugin: Unix

Control ID: f72b9edd91268c43201114245ccbe46caed65102453a983a561a9b3cb6b3e191