Cisco 642-980 ExamDCUFT Troubleshooting Cisco Data Center Unified Fabric

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Q31. Which command on a Cisco Nexus 5000 Series Switch will show the interface information for port 10 on the connected FEX 100? 

A. show interface Ethernet 100/10 

B. show fex 100 interface Ethernet 1/10 

C. show interface Ethernet 100/1/10 

D. show interface Ethernet 1/100/10 


Q32. What are the minimum number and maximum number of members that a SAN PortChannel can have? 

A. 1, 16 

B. 2, 16 

C. 1, 32 

D. 2, 32 

E. 1 minimum with no maximum 

F. 2 minimum with no maximum 


Q33. If no traffic was ever sent across the overlay, what will the show mac address-table command on the OTV VDC indicate? 

A. invalid command 

B. the MAC address of the local OTV join interface 

C. the system IDs of all the local OTV edge devices 

D. the system IDs of all the local and remote edge devices in the overlay 

E. all the MAC addresses learned on the extended VLAN 


Q34. 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 

Q35. Refer to the exhibit. 

Customer encounters the problem as shown in the exhibit. What is the cause of the problem? 

A. No server was requested or received by the FLOGI database. 

B. One external link must be up for server interface to be up. 

C. Multiple external links must be up for the server to come up. 

D. Internal links are down and must be up for the server interface to be up. 


Q36. Refer to the exhibit. 

The server port connected to the NPV edge switch does not come online. Which action should fix the problem? 

A. Move the NP ports on the NPV edge and the F ports on the NPIV into the same VSAN 


B. Move the NP ports on the NPV edge and the F ports on the NPIV in the default VSAN 1. 

C. Move all the ports into VLAN 1. 

D. Move all the ports into VSAN 99. 

E. Move all the ports into VLAN 99. 


Q37. When using a Cisco Nexus 5500 and Cisco Nexus 7000 Series Switch, how can a port channel interface be configured? 

A. Layer 3 interface 

B. Layer 3 interface in non-admin VDC only 

C. Layer 3 interface in admin VDC only 

D. Layer 3 interface in VDC 1 only 


Q38. In order to fulfill the requirement to prevent the creation of end-to-end loops across a multihomed OTV network that connects two different data centers, what is the solution to this problem? 

A. prioritize the transmission of STP BPDUs across the overlay 

B. design the DCI connectivity as a hub and spoke 

C. define a conservative TTL for all packets traversing the OTV network 

D. enable AED on a per-VLAN basis between each OTV edge device with the same site ID 


Q39. Refer to the exhibit. 

A customer is having a problem getting NPV to work. What is causing the problem? 

A. The core NPV switch port is not an F port. 

B. The core NPV switch port is in a shutdown state. 

C. The core NPV switch port is not configured on both ends. 

D. The core NPV switch port is not configured on the other end. 

E. The core NPV switch ports are in the wrong domain. 


Q40. Which command would you use to check the status of your configuration synchronization peer? 

A. N5K2# show switch-profile peer 

B. N5K2# show config-sync peer 

C. N5K2# show synch peer 

D. N5K2# show peer status 

E. N5K2# show switch peer 


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