NS0-157 · Question #181
Which type of LIF allows replication between two clusters?
The correct answer is D. intercluster. Intercluster LIFs are the dedicated network interfaces in ONTAP used to establish cluster peering relationships and enable data replication between two clusters.
Question
Which type of LIF allows replication between two clusters?
Options
- Acluster
- Bcluster-mgmt
- Cdata
- Dintercluster
- Enode-mgmt
How the community answered
(38 responses)- B3% (1)
- C3% (1)
- D95% (36)
Why each option
Intercluster LIFs are the dedicated network interfaces in ONTAP used to establish cluster peering relationships and enable data replication between two clusters.
Cluster LIFs handle intra-cluster communication on the cluster interconnect network and are not routable outside the cluster.
Cluster-mgmt LIFs provide administrative access to the entire cluster but are not used for replication traffic between clusters.
Data LIFs serve client data protocols such as NFS, CIFS, and iSCSI, and are not designed or used for inter-cluster replication.
Intercluster LIFs are specifically provisioned on each node to support cluster peering and replication traffic such as SnapMirror and SnapVault between separate ONTAP clusters. They must be configured on every node that participates in a peering relationship, using a dedicated IPspace to isolate replication traffic from client and management traffic.
Node-mgmt LIFs provide administrative access to individual nodes and have no role in inter-cluster replication.
Concept tested: ONTAP intercluster LIF role in replication
Source: https://docs.netapp.com/us-en/ontap/networking/configure_intercluster_lifs_for_use_in_remote_replication_relationships.html
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