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642-980 Braindumps

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Troubleshooting Cisco Data Center Unified Fabric

Exam Number 642-980 DCUFT

Associated Certifications:
CCNP Data Center Certification
Cisco Unified Fabric Support Specialist

Duration: 90 minutes (65-75 questions)
Available Languages: English Japanese


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Exam Topics:


6% 1.0 Describe the Design Methodology
13% 3.0 Describe the Technologies used within
the Data Center
11% 5.0 Design the Aggregation Layer of a Data Center
8% 9.0 Design Network Management Considerations
into a Data Center
11% 5.0 Design the Aggregation Layer of a Data Center
15% 7.0 Design Storage and SAN Solution
10% 4.0 Design the Core Layer of a Data Center


Exam Complete Topics
Preparing Cisco 642-980 exam is not difficult now. You can prepare from Cisco Books or 642-980 dumps. Here we have mentioned some sample questions. You can use our 642-980 study material notes for test preparation.

642-980 Dumps

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642-980|One of your Cisco Nexus Series interfaces

Question: 21

One of your Cisco Nexus Series interfaces has become errdisabled with the error message “DCX- No ACK in 100 PDUs”. How often are these acknowledgements exchanged?

A. 15 seconds
B. 30 seconds
C. 45 seconds
D. 60 seconds

Answer: B

642-980 Sample Question : 13

Question : 13

Your customer is an ISP providing service to thousands of end customers. Its main concerns are focused on using up the total number of 4096 VLANs per VDC, wasting an unused block of IP addresses, and IP address management. Which technique will address these concerns?

A. create a separate VDC to scale VLAN limitation and upgrade to Cisco Nexus 7018 Switch
B. segment VLANs using secondary IP addresses, which will reduce the management domain
C. create mapping between the VLAN and VSAN to run FCoE to consolidate VLAN and IP addresses
D. use PVLANs, which will solve the scalability problem and provide IP address management

Answer : D

642-980 Sample Question : 12

Question : 12

Which statement is true regarding Cisco FabricPath?

A. It is necessary to first install the Cisco FabricPath feature set in the default VDC.
B. Cisco FabricPath is only available on Cisco Nexus 7010 Switches with the Supervisor 2 engine.
C. Cisco FabricPath cannot be disabled explicitly for a specific VDC.
D. If the Cisco FabricPath feature is not installed, the fabricpath keyword will be available in the feature-set command.

Answer : A

642-980 Sample Question : 11

 Question : 11

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

642-980 Sample Question : 10

Question : 10

Which two statements are true regarding vPC configuration? (Choose two.)

A. With vPC, there are no blocked ports.
B. vPC uses hash-based EtherChannel load balancing.
C. There are STP-blocked redundant links.
D. There is VLAN-based load balancing.
E. There is higher oversubscription.

Answer : AB

642-980 Sample Question : 9

Question : 9

Which statement is true regarding LACP configuration?

A. With LACP, you can bundle up to 16 interfaces in a channel group.
B. LACP configuration is global and can be only configured by admin.
C. After removing LACP configuration, you need to reboot the device.
D. You can disable LACP while any LACP configurations are present.

Answer: A

642-980 Sample Question : 8

Question : 8

Which command displays the traffic statistics for a port channel interface?

A. show interface port-channel channel-number

B. show port-channel traffic

C. show port-channel usage

D. show port-channel compatibility-parameters

Answer: B

642-980 Sample Question : 7

Question : 7

Which command is critical in order for OTV edge devices to maintain an overlay adjacency with their local peers in a multihomed site via the join interfaces across the Layer 3 network domain?

A. otv site-identifier

B. otv extend-vlan

C. otv site-vlan

D. otv use-adjacency-server unicast-only

Answer: A

642-980 Sample Question : 6

Question : 6

The installation of a new OTV network connecting two data centers via a service provider LAN has failed verification steps. Which statement explains why certain types of data are not being successfully transferred across the OTV network?

A. The number of extended VLANs across all configured overlays may be greater than 256.

B. The number of MAC addresses on either edge device may exceed 4000.

C. The additional 42-byte OTV overhead, along with the DF bit being set, may cause the service provider to drop packets based on their 1500 MTU settings.

D. Having more than two edge devices per site is not supported.

Answer: C

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