Pass the Cisco CCNP Data Center 300-615 Questions and answers with Dumpstech

Enable the NPIV mode on the Cisco Nexus 5000 switch is the correct fix under Cisco SAN troubleshooting practice. The issue described involves VSAN, NPIV, NPV, Cisco Nexus, where the operating state depends on the correct combination of port type, VSAN, fabric service, and access-control database. MDS and Nexus SAN features do not infer missing policy: if the active zoneset, fabric-binding database, fcdomain, NPIV setting, or FCoE/LLDP negotiation is wrong, the link may come up physically but the initiator will not reach the target. The selected answer corrects the missing or mismatched element. The remaining choices either act at the wrong layer, change a non-causal parameter, or provide only a temporary reset. After applying the fix, a proper Cisco validation path is to review show interface, show flogi database, show fcns database, show zoneset active, and any isolation or merge-failure logs. That confirms the storage network is operationally consistent.

The correct answer is Include -p " password " in the command. Cisco NX-OS automation features are context-sensitive: Guest Shell, Bash, EEM, scheduler, NX-API, REST calls, and Python scripts each run with their own parser, privilege model, environment, and resource limits. The scenario involves The, Remove, URL, Include, and the selected action corrects the missing execution condition. Cisco documentation for Nexus programmability states that Guest Shell resources and networking must be configured inside the Guest Shell context, EEM applets require a valid event statement and event-default when the intercepted CLI command must continue, and API calls must target the correct managed object or class. The alternative answers either operate in the wrong context, omit a required trigger/action, or correct a parameter unrelated to the failure. Validation should include running the command manually in the same context, checking logs or return codes, and confirming that the automation completes without blocking the normal NX-OS operation it observes.

Cisco troubleshooting logic supports Modify the subnet mask of Loopback 254 to ' 30 on Spine2 as the required fix. In this question the symptoms point to VXLAN, and the defect is best handled by correcting the exact control-plane or consistency condition. Nexus platforms can show interfaces or peers as configured while still refusing to forward traffic if a vPC Type-1 parameter, VLAN allowance, MTU, HSRP version, EVPN route, or routing attribute is wrong. Cisco methodology is to avoid broad resets unless the state machine is stuck; instead, correct the mismatched parameter and verify that the resulting operational state becomes stable. The other choices do not remove the root cause, or they modify a setting that is not used by the failing protocol exchange. After the change, the engineer should review the peer status, route or MAC table, and counters for drops or inconsistency messages. That sequence proves that the network fabric is fixed, not merely restarted.

Configure pause error-disable recovery is the required SAN-side correction. In Cisco storage fabrics, symptoms such as isolated ports, missing targets, failed zone merges, vFC down state, or inaccessible LUNs are rarely solved by changing a random endpoint setting. The engineer must validate the FC control-plane dependency associated with Cisco Nexus: VSAN assignment, trunk allowance, FSPF parameters, fcdomain uniqueness, NPIV support, NPV uplink behavior, DCBX/LLDP negotiation, and active zoning. The selected answer is the one that restores that dependency. Other choices may be valid operational commands in a different failure, but they do not address the precise point where fabric membership or access control is broken. Cisco guidance is to verify the active database and the operational database separately because a configured object is not necessarily active in the fabric. Post-remediation checks should include interface state, VSAN status, FLOGI/PLOGI, zoneset membership, and target visibility from the initiator.

Only new connections use the new uplinks automatically is the required SAN-side correction. In Cisco storage fabrics, symptoms such as isolated ports, missing targets, failed zone merges, vFC down state, or inaccessible LUNs are rarely solved by changing a random endpoint setting. The engineer must validate the FC control-plane dependency associated with NPIV, NPV: VSAN assignment, trunk allowance, FSPF parameters, fcdomain uniqueness, NPIV support, NPV uplink behavior, DCBX/LLDP negotiation, and active zoning. The selected answer is the one that restores that dependency. Other choices may be valid operational commands in a different failure, but they do not address the precise point where fabric membership or access control is broken. Cisco guidance is to verify the active database and the operational database separately because a configured object is not necessarily active in the fabric. Post-remediation checks should include interface state, VSAN status, FLOGI/PLOGI, zoneset membership, and target visibility from the initiator.

Reregister the site in the Nexus Dashboard GUI is correct because the failure is an operations-plane condition involving ACI, APIC, Nexus Dashboard, Cisco Nexus. In Cisco data center products, management functions depend on more than IP connectivity. AAA servers must return the correct attributes, RBAC must map users to the correct security domain or role, certificates must be trusted and valid for the access method, and firmware or registration workflows must satisfy documented prerequisites such as NTP and required ports. The selected answer corrects that dependency. The distractors are not root-cause fixes because they either target a different subsystem or change a setting that would not influence the observed login, registration, warning, or fault. After the change, validation should include a successful login or registration test, review of the audit/fault record, and confirmation that the expected administrative scope is enforced. That approach matches Cisco operational troubleshooting for DCIT environments.

The answer is Use the otv flood mac < > command to selectively flood traffic for a given MAC because Cisco Nexus and ACI forwarding depends on exact agreement between the devices participating in the feature. The scenario references OTV; those technologies fail in predictable ways when required parameters do not match or when the required control-plane advertisement is absent. In DCIT troubleshooting, the engineer should identify the failed dependency, correct that dependency, and then verify the operational table that proves the fix. For example, vPC and EVPN checks focus on consistency, VNI/VRF bindings, peer-gateway behavior, and host-route advertisement; routing checks focus on neighbor state, MTU, timers, authentication, next-hop, and route preference. The selected answer addresses the dependency that blocks forwarding. The distractors are plausible because they touch related features, but they do not resolve the specific failure condition. Post-change validation should include protocol state, learned endpoint or route entries, and a traffic test across the affected path.

The correct answer is Update the CNA firmware and driver versions. Cisco MDS and Nexus SAN troubleshooting is driven by fabric state: the host and target must be in the correct VSAN, must complete FLOGI/PLOGI where applicable, and must be permitted by active zoning, fcdomain, FSPF, NPV/NPIV, or port-security policy. This question focuses on firmware, Cisco Nexus, so the selected action fixes the dependency that prevents the initiator, target, or inter-switch link from becoming usable. Cisco documentation emphasizes checking VSAN membership, active zonesets, correct port mode, fabric binding, device-alias consistency, and the relevant FC databases before changing unrelated server settings. The distractors either target a different database, use the wrong port role, or would not cause the observed Fibre Channel state to change. After the fix, the engineer should confirm the interface state, FLOGI database, name-server entries, zoneset activation, and successful initiator-to-target reachability with tools such as fcping or fabric show commands.

Reload the switch and boot the kickstart image from the TFTP server is correct because the failure is tied to the UCS managed state of firmware, fabric interconnect. In Cisco UCS, policies are not advisory; they are the source from which fabric interconnects program adapters, boot targets, server identity, firmware, and external integrations. A mismatch between the policy and the actual hardware or upstream storage/network state can cause boot, discovery, KVM, firmware, or connectivity failures. The selected action addresses the object that UCS Manager uses to build the final operational configuration. The distractors either solve a different fault domain or bypass the policy model. A disciplined DCIT validation sequence is to check the fault code, the FSM history, the equipment inventory, the service profile association, and the relevant adapter or boot table. If those states are correct after the change, the UCS component should return to operable service without unnecessary reconfiguration.

The correct answer is Restart the Bash shell. Cisco NX-OS automation features are context-sensitive: Guest Shell, Bash, EEM, scheduler, NX-API, REST calls, and Python scripts each run with their own parser, privilege model, environment, and resource limits. The scenario involves Guest Shell, Bash, and the selected action corrects the missing execution condition. Cisco documentation for Nexus programmability states that Guest Shell resources and networking must be configured inside the Guest Shell context, EEM applets require a valid event statement and event-default when the intercepted CLI command must continue, and API calls must target the correct managed object or class. The alternative answers either operate in the wrong context, omit a required trigger/action, or correct a parameter unrelated to the failure. Validation should include running the command manually in the same context, checking logs or return codes, and confirming that the automation completes without blocking the normal NX-OS operation it observes.