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XCCDF
Oracle Linux 7 Security Technical Implementation Guide
SRG-OS-000480-GPOS-00227
For Oracle Linux operating systems using DNS resolution, at least two name servers must be configured.
For Oracle Linux operating systems using DNS resolution, at least two name servers must be configured.
An XCCDF Rule
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For Oracle Linux operating systems using DNS resolution, at least two name servers must be configured.
Low Severity
<VulnDiscussion>To provide availability for name resolution services, multiple redundant name servers are mandated. A failure in name resolution could lead to the failure of security functions requiring name resolution, which may include time synchronization, centralized authentication, and remote system logging.</VulnDiscussion><FalsePositives></FalsePositives><FalseNegatives></FalseNegatives><Documentable>false</Documentable><Mitigations></Mitigations><SeverityOverrideGuidance></SeverityOverrideGuidance><PotentialImpacts></PotentialImpacts><ThirdPartyTools></ThirdPartyTools><MitigationControl></MitigationControl><Responsibility></Responsibility><IAControls></IAControls>