Cisco Troubleshooting Cisco Data Center Unified Fabric (DCUFT) : 642-980

  • Exam Code: 642-980
  • Exam Name: Troubleshooting Cisco Data Center Unified Fabric (DCUFT)
  • Q & A: 148 Questions and Answers

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About Cisco Troubleshooting Cisco Data Center Unified Fabric (DCUFT) : 642-980 Exam

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Cisco 642-980 Exam Overview:

Certification Vendor:Cisco
Exam Name:Troubleshooting Cisco Data Center Unified Fabric (DCUFT)
Exam Number:642-980
Exam Price:$300 USD (may vary by region)
Exam Format:Simulation / troubleshooting scenarios, Multiple choice, Multiple answer
Available Languages:English
Real Exam Qty:55-65
Related Certifications:Cisco Data Center specialization certifications
CCNP Data Center
Certificate Validity Period:3 years (certification validity depends on Cisco policy)
Exam Duration:90-120
Recommended Training:Cisco Data Center Training & Learning Network
Exam Registration:Cisco Certification Registration (Pearson VUE)
Sample Questions:Free Download 642-980 Exam PDF Torrent
Exam Way:Onsite or authorized testing center (Cisco Pearson VUE)
Pre Condition:Recommended experience with Cisco Nexus switches and Data Center networking; CCNA/CCNP-level knowledge is beneficial.
Official Syllabus URL:https://www.cisco.com

Cisco 642-980 Exam Syllabus Topics:

SectionObjectives
Topic 1: Troubleshooting Methodologies- Systematic troubleshooting approach
  • 1. NX-OS diagnostic commands
    • 2. Layered OSI model diagnostics
      - Common failure scenarios
      • 1. FCoE connectivity failures
        • 2. vPC misconfiguration issues
          Topic 2: Switching and Data Center Connectivity- Layer 2 switching in data center
          • 1. VLANs and trunking behavior
            • 2. Spanning Tree Protocol in DC environments
              - Advanced switching features
              • 1. vPC (Virtual Port Channel) troubleshooting
                • 2. Port channels and EtherChannel issues
                  Topic 3: Cisco Data Center Unified Fabric Architecture- NX-OS architecture basics
                  • 1. Control plane and data plane separation
                    • 2. Device roles in Nexus switching environments
                      - Unified Fabric concepts
                      • 1. Fibre Channel over Ethernet (FCoE) overview
                        • 2. Converged Ethernet (LAN/SAN convergence)
                          Topic 4: Data Center Network Services- High availability mechanisms
                          • 1. Failover scenarios in Nexus environments
                            • 2. Redundancy design principles
                              - Traffic optimization features
                              • 1. ECMP and load balancing behavior
                                • 2. QoS in data center networks
                                  Topic 5: Storage Networking in Unified Fabric- Storage troubleshooting
                                  • 1. FC switching and login issues
                                    • 2. Zoning and device visibility problems
                                      - FCoE and SAN integration
                                      • 1. FCoE initialization protocol (FIP)
                                        • 2. VSAN configuration and isolation issues

                                          Cisco Troubleshooting Cisco Data Center Unified Fabric (DCUFT): What Candidates Ask

                                          Cisco Certification Registration (Pearson VUE): register for 642-980

                                          The package includes 148 practice questions for the 642-980 exam, all with verified answers. The same content is available in three formats, so you can switch freely.

                                          The 642-980 exam contains 55-65 questions to complete within 90-120 minutes. Rehearsing under the same limit on the simulator builds calm, automatic pacing.

                                          The PDF reads on phones, tablets, and computers, and it prints cleanly for candidates who like marking notes on paper. The PC file is an interactive simulator that makes rehearsal engaging. The online file is the updated edition of the PC version: intelligent functions, real-test simulation, and no limit on installation devices. All three carry the same questions and answers.

                                          Recommended experience with Cisco Nexus switches and Data Center networking; CCNA/CCNP-level knowledge is beneficial.

                                          • Data Center Network Services ()
                                          • Troubleshooting Methodologies ()
                                          • Switching and Data Center Connectivity ()

                                          Plan your hours according to each topic's weight.

                                          Before you buy, our team answers any question about the Cisco Troubleshooting Cisco Data Center Unified Fabric (DCUFT) material, and the free demo lets you test it. After payment, the files reach your email within seconds, updates follow by email whenever the exam changes, and we protect your personal information throughout. Promotions appear on our homepage from time to time, so regular visitors often buy at a better price.

                                          Cisco Troubleshooting Cisco Data Center Unified Fabric (DCUFT) Sample Questions:

                                          Question #1

                                          Which three commands will show all the MAC addresses learned from remote sites in an
                                          OTV overlay? (Choose three.)

                                          • A. show otv arp-nd-cache
                                          • B. show ip arp
                                          • C. show otv site
                                          • D. show mac address-table
                                          • E. show otv route overlay
                                          • F. show otv vlan
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,D,E  🗳️

                                          Question #2

                                          Refer to the exhibit.

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

                                          • A. One external link must be up for server interface to be up.
                                          • B. No server was requested or received by the FLOGI database.
                                          • 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.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: B  🗳️

                                          Question #3

                                          What are three situations that may cause an ISSU failure? (Choose three.)

                                          • A. A proper ISSU license is not in place.
                                          • B. The redundancy force-switchover command was used during the ISSU.
                                          • C. The management interface is not in the correct VR
                                          • D. A module is removed while the upgrade is in progress.
                                          • E. The secondary supervisor is not installed.
                                          • F. The device has a power disruption while the upgrade is in progress.
                                          • G. The specified system and kickstart images are not compatible.
                                          • H. A line card is in a failure state.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: F,G,H  🗳️

                                          Question #4

                                          Refer to the exhibit.

                                          There is a transmission problem through the IP WAN cloud between the two sites.The MTU size should be 1442. How must you run the ping command to verify that the correct MTU size is being used by the OTV join interfaces?

                                          • A. with a packet size of 1450 and fragmentation disabled
                                          • B. with a packet size of 1480 and fragmentation enabled
                                          • C. with a packet size of 1442 and fragmentation disabled
                                          • D. with a packet size of 1542 and fragmentation enabled
                                          Reveal Solution  Discussion  0

                                          Correct Answer: D  🗳️

                                          Question #5

                                          Which three of these would cause two switch fabrics not to merge? (Choose three.)

                                          • A. Two switches have different assigned VSANs on the connecting ports.
                                          • B. The static domain ID does not override the dynamic I
                                          • C. Two or more switches do not have at least one assigned domain ID in common.
                                          • D. The physical connectivity between the two switches is not active.
                                          • E. Two switches have different assigned VLANs on the connecting ports.
                                          • F. The election of the static domain is only determined by the WWNs of the two switches.
                                          Reveal Solution  Discussion  0

                                          Correct Answer: A,C,D  🗳️

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