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Exam NS0-185 Topic 1 Question 57 Discussion

Actual exam question for Network Appliance's NS0-185 exam
Question #: 57
Topic #: 1
Which logical interface has a fixed firewall policy?

Suggested Answer: C Vote an answer

Within ONTAP SAN concepts, logical interfaces (LIFs) are assigned specific roles, and each role has predefined networking and security behaviors. Among all LIF types, thecluster LIFis unique because it has a fixed firewall policythat cannot be modified by administrators.
Cluster LIFs are used exclusively forinternal cluster communication, including replication of configuration databases, cluster heartbeat traffic, and distributed data access coordination. Because of their critical role, NetApp enforces a fixed firewall policy to protect cluster integrity and prevent accidental or malicious changes that could disrupt cluster operations.
Data LIFs, cluster management LIFs, and intercluster LIFs all allow configurable firewall policies.
Administrators can adjust these policies to permit or restrict protocols such as NFS, SMB, iSCSI, HTTPS, SSH, or SnapMirror traffic depending on deployment requirements.
By contrast, cluster LIF firewall settings are locked to ensure that only cluster-related traffic is permitted. This design ensures predictable behavior and prevents misconfiguration during installation or troubleshooting.
Therefore, the only LIF with a fixed firewall policy is thecluster LIF, makingCthe correct answer.

by Miles at Feb 11, 2026, 01:46 PM

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