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642-980 Latest Exam (Nov 2017)

[Free] 2017(Nov) Dumps4cert Pass4sure Cisco 642-980 Dumps with VCE and PDF 41-50

November 6, 2017

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2017 Nov Cisco Official New Released 642-980
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Troubleshooting Cisco Data Center Unified Fabric

Question No: 41

Which statement is true regarding FHRP considerations for an OTV network?

  1. VRRP is recommended over HSRP or GLBP.

  2. Using an AED eliminates the need for FHRP.

  3. FHRP should be limited to only the internal OTV interfaces.

  4. Filtering FHRP across the OTV network is recommended to avoid a suboptimal path due to the election of a single default gateway.

Answer: D

Question No: 42

Which statement is true regarding STP?

  1. When the spanning-tree topology is calculated based on default parameters, the path between the source and destination end stations in a switched network might not be ideal.

  2. The path between the source and the destination end stations is always ideal with the default spanning-tree parameter.

  3. The path between the source and the destination end stations is determined by the speed of the link; the slowest link speed will become the root port during the election.

  4. The path between the source and the destination end stations is determined by the lowest MAC address; the lowest MAC address will become the root port during the election.

Answer: A

Question No: 43

Which three commands will help an administrator identify any issues with an In-Service Software Upgrade? (Choose three.)

  1. show cts interface

  2. show incompatibility system

  3. show license file

  4. show install impact all

  5. show lacp issu-impact

  6. show install issu-failure

Answer: B,D,E

Question No: 44

While troubleshooting HSRP adjacency, a packet analyzer captures the remote packet with the information: IP 224.0.0.102 with a MAC address of 0000.0C9F.0256. The DCI local group number is 256.

Which solution resolves the problem?

  1. Request that the remote data center change the HSRP version to V1.

  2. Report the issue as a suspected bug because the group number is correct based on the analyzer.

  3. Request that the remote data center verifies that they do not have an HSRP password configured.

  4. Request that the remote data center to use the correct HSRP group number.

  5. Change the local HSRP version to V1.

Answer: D

Question No: 45

Refer to the exhibit.

Dumps4Cert 2017 PDF and VCE

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

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

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

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

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

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

Answer: A

Question No: 46

Which two commands can you issue on a Cisco Nexus 5548UP Switch to determine which interfaces are connected to fabric extenders? (Choose two.)

  1. show fex-fabric interface

  2. show fex

  3. show fex fex-id

  4. show fex interface

  5. show fex detail

Answer: C,E

Question No: 47

Which three statements are true regarding trunking on an ISL between two switches in order for the VSAN to be trunked? (Choose three.)

  1. The VSAN must be defined on both switches.

  2. The VSAN must be on the VSAN allowed list.

  3. All VSANs that are being trunked must be using either enhanced or non-enhanced mode zoning, but not both.

  4. IVR must be configured for Cisco Fabric Services.

  5. The device alias database must successfully merge.

  6. There cannot be any duplicate domain IDs within an individual VSAN.

Answer: A,B,F

Question No: 48

Which three statements are true about the show cfs merge status name command? (Choose three.)

  1. In a successful merge, all switches in the fabric are shown separately.

  2. The command shows the complete Cisco Fabric Services region database.

  3. The command shows the merge status in all valid VSANs on the switch.

  4. The merge master is selected based on the highest sWWN in the fabric.

  5. The merge master is selected based on the lowest sWWN in the fabric.

  6. In a successful merge, all switches are shown in a local fabric.

Answer: C,E,F

Question No: 49

Why do color blocking logic counters increment while the unidirectional packet flow is troubleshot in a FabricPath topology?

  1. One of the switches in the topology has gone down.

  2. A FabricPath loop has been detected.

  3. FabricPath switch IDs are overlapped in the current topology.

  4. VLANs are being blocked due to missing FabricPath VLANs.

Answer: D

Question No: 50

Refer to the exhibit.

Dumps4Cert 2017 PDF and VCE

An end user in VLAN 68 has the IP address of 10.68.68.1. The user experiences a large amount of packet loss when communicating with hosts located outside of VLAN 68. Which action do you take to resolve the problem?

  1. Replace HSRP with GLBP

  2. Replace HSRP with VRRP

  3. Enable the peer-gateway feature

  4. Remove the HSRP configuration

Answer: C

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