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2021 Nov 642-980 practice test
Q11. Refer to the exhibit.
VSAN traffic is not being routed through SAN fabric. Which action is helpful to resolve the problem?
A. Make sure that the FSPF hello interval value matches on both switches.
B. Change the FSPF hello timer back to the default of 5 seconds.
C. Make sure that the FSPF hello timers are different so that they do not compete.
D. Make sure that the FSPF dead timers are both set to 0.
Answer: A
Q12. On a Cisco Nexus 5500 Series Switch, the VFC is stuck in the initializing state. Which QoS statements must be configured for FCoE to operate?
A. system qos
service-policy type qos input fcoe-default-in-policy
service-policy type queuing input fcoe-default-in-policy
service-policy type queuing output fcoe-default-out-policy
service-policy type network-qos fcoe-default-nq-policy
B. system qos
service-policy type qos input fcoe-default-in-policy
service-policy type queuing input fcoe-default-in-policy
service-policy type qos input default-in-policy
service-policy type network-qos default-nq-policy
C. system qos
service-policy type qos input default-in-policy
service-policy type queuing input default-in-policy
service-policy type queuing output default-out-policy
service-policy type network-qos default-nq-policy
D. system qos
service-policy type qos input default-in-policy
service-policy type queuing input default-in-policy
service-policy type queuing output fcoe-default-out-policy
service-policy type network-qos fcoe-default-nq-policy
Answer: A
Q13. In Cisco NX-OS releases prior to 5.2, how should the copp-system-p-policy policy be modified to change how the supervisor module is protected from DoS attacks?
A. Modify the policy map type control-plane copp-system-policy.
B. Open DCNM and modify the "copp-system-p-policy" policy object.
C. Re-run the setup utility and apply a new CoPP profile.
D. In Cisco NX-OS versions prior to 5.2, the CoPP system profile can only be modified from the CMP CLI.
Answer: C
Q14. Refer to the exhibit.
In the initial SAN deployment or after topology changes in the SAN, some hosts cannot communicate with storage. What are three possible causes of the problem? (Choose three.)
A. misconfigured fabric timers
B. misconfigured port parameters
C. VSAN pruning
D. VSAN trunking issues
E. VLAN problems
F. mismatched zoning
Answer: ABF
Q15. Your customer has a dual Cisco Nexus 7010 Switches in its data center. Customer's representatives want to know how to determine if Cisco IOS ISSU is possible on the switches as they are upgrading to version 6.0.4. Which command is useful to determine if the upgrade will be non-disruptive?
A. N7010-C1# show system redundancy ha status
B. N7010-C1# show incompatibility system
C. N7010-C1# install all
D. N7010-C1# show issu test bootflash:n7000-s1-system.6.0.4.bin
Answer: C
Improve 642-980 sample question:
Q16. Which statement is true regarding how OTV edge devices will react based on the configuration of the VLANs being extended across the overlay network?
A. Any VLANs not extended will not be populated in the local OTV route table.
B. Only the same-site edge AED device controls which VLANs are to be extended.
C. Any extended VLANs will not be populated in the remote OTV route table.
D. By default, all VLANs on an edge device will be extended.
Answer: A
Q17. Refer to the exhibit.
During a VSAN outage, you come across this configuration. Please select two possible causes? (Choose two)
A. no common VSANs on both switches
B. no common trunks
C. no common VSAN members in the same trunk
D. VSANs in trunk are the same, but the trunk is not up
Answer: AC
Q18. What is one requirement for running FabricPath on a Cisco Nexus 7000 Series switches?
A. You must have an F Series module
B. You must run NX-OS version 4.2 to run FabrciPath
C. ISSU needs to be disabled to run FabricPath
D. LAN_TRANSPORT_SERVICES_PKG license needs to be installed to run FabrciPath
Answer: A
Q19. FCoE traffic from C200-1 on VSAN 13 is not being switched through the network. Which statement explains the cause of the problem?
A. The LAN switchport on N5K2 must be configured as a trunk.
B. VLAN 1013 on N5K2 is not allowed on the LAN.
C. The vFC on N5K2 that is associated with VSAN 13 is in the wrong port mode.
D. The M1 card on the Nexus 7000 switch does not support FCoE.
Answer: D
Q20. Refer to the exhibit.
When your customers have NPV problems, which three actions should you take? (Choose three.)
A. Verify that the NPV core switch supports NPIV and that it is enabled.
B. Verify that all ports are properly configured and connected.
C. Ensure that the VLAN values are configured on both sides of the NPV core switch.
D. Verify the status of the servers and external interfaces, using the show npv server status command.
E. Ensure that the VSAN value that is configured on the device links is correct.
F. For all the device links, ensure that the port mode on the NPV device is in Full_port mode.
Answer: ABE