NS0-162 Exam Dumps : NetApp Certified Data Administrator (ONTAP)

 The route is a network configuration that defines how the traffic from a LIF is routed to a destination. The route consists of a destination, a gateway, and a metric. The destination is the IP address or subnet that the LIF wants to reach. The gateway is the IP address of the next-hop router that forwards the traffic to the destination. The metric is a numerical value that indicates the preference of the route. In this scenario, the route for the SVM vs0 has a destination of 0.0.0.0/0, which means any IP address or subnet. The gateway is 10.61.208.1, which is the IP address of the router that connects the LIF to the rest of the network. The metric is 20, which is a relatively low value that indicates a high preference. However, the gateway is incorrect, as it does not match the subnet of the LIF. The LIF has an IP address of 192.0.2.130 and a netmask of 255.255.255.0, which means its subnet is 192.0.2.0/24. The gateway should be an IP address within the same subnet, such as 192.0.2.1. This would allow the LIF to communicate with the router and reach other destinations. The incorrect gateway causes connectivity issues, as the LIF cannot find a valid route to send or receive traffic. To resolve this issue, the route needs to be modified to reflect the correct gateway using the network route create or network route modify commands or the System Manager GUI12. References :- Create a route, Modify a route

 To make the destination NAS volume writable, you need to break the SnapMirror relationship using the snapmirror break command from the destination cluster, and then use the volume mount command to mount the NAS volume in the NFS namespace. Breaking the SnapMirror relationship will make the destination volume read/write and allow clients to access the latest Snapshot copy. Mounting the volume in the NFS namespace will make the volume visible to the clients and enable them to access the data. The other options are not correct because:

• Deleting the SnapMirror relationship from the destination cluster will not make the destination volume writable, but rather remove the relationship configuration and history. This will prevent future resynchronization or updates of the relationship.
• Breaking the SnapMirror relationship using the snapmirror break command from the source cluster will not work, because the source cluster is unavailable due to networking issues. The command must be run from the destination cluster. References :- Break the SnapMirror relationship, Mount a volume in the namespace

The performance capacity report shows the current and optimal performance metrics for the CPU resource on each node of the cluster. The current metrics reflect the actual workload on the resource, while the optimal metrics reflect the workload that would result in the best performance. The performance capacity, or headroom, is the difference between the current and optimal metrics. A low or negative headroom indicates that the resource is over utilized and may experience performance degradation. The exhibit shows that both nodes have negative headroom for the CPU resource, which means that the CPU has been over utilized. A storage failover event will cause performance issues, as the surviving node will have to handle the workload of both nodes, which will further reduce the headroom and increase the latency. References :- Identify remaining performance capacity, What is Performance Capacity in ONTAP 9 and Unified Manager?