[Free] 2017(Oct) EnsurePass Examcollection Cisco 642-980 Dumps with VCE and PDF 71-80

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

Question No: 71

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?

  1. prioritize the transmission of STP BPDUs across the overlay

  2. design the DCI connectivity as a hub and spoke

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

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

Answer: D

Question No: 72

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

  1. A module is removed while the upgrade is in progress.

  2. A proper ISSU license is not in place.

  3. The device has a power disruption while the upgrade is in progress.

  4. A line card is in a failure state.

  5. The specified system and kickstart images are not compatible.

  6. The management interface is not in the correct VRF.

  7. The secondary supervisor is not installed.

  8. The redundancy force-switchover command was used during the ISSU.

Answer: C,D,E

Question No: 73

NPV mode is not operating properly on a Cisco Nexus or Cisco MDS Series Switch. What are two reasons? (Choose two.)

  1. An uplink NP port is stuck initializing.

  2. The VSAN does not match at each end of the connection.

  3. The VLAN does not match at each end of the connection.

  4. The license is invalid.

Answer: A,B

Question No: 74

You apply a new CoPP profile to a Cisco Nexus 7000 Series, and it stops responding to ping requests. Which option should you check?

  1. server SO

  2. SVI that is associated with the server subnet

  3. CoPP counters

  4. ACL that is associated with the CoPP profile applied

Answer: D

Question No: 75

You have upgraded your Cisco Nexus 7009 Switches and converted the default VDC to an admin VDC. You notice that all of the ACLs are still present on the admin VDC after the conversion. What should you do?

  1. enable configuration synchronization between the admin VDC and the production VDCs

  2. delete the ACLs

  3. delete all ACLs except those related to CoPP

  4. delete all ACLs except those bound to resource templates

  5. use the system admin-vdc acl command to properly migrate ACLs

Answer: B

Question No: 76

A customer configures HSRP between two data centers interconnected by using OTV. The configuration succeeds, but traffic between two ESXi virtual hosts on the same sites is routed suboptimally through the OTV overlay. Which two actions optimize the traffic? (Choose two.)

  1. Filter HSRP by using an Layer 2 MAC-list on the ESXi vSwitch.

  2. Filter HSRP traffic by using an Layer 3 VACL on the OTV edge devices.

  3. Filter HSRP traffic by using an Layer 3 VACL on the ESXi vSwitch.

  4. Filter HSRP by using an Layer 2 MAC-list on the OTV edge devices.

  5. Use VRRP instead of HSRP.

  6. Disable first-hop redundancy.

Answer: C,D

Question No: 77

A customer is troubleshooting FCoE in its network. They have discovered that vFC is currently down and there is no active STP port state on the bound Ethernet interface. What should the STP port state be to correct this issue?

  1. The bound interface should be in an STP forwarding state for the native VLAN only.

  2. The bound interface should be in an STP learning state for both the native VLAN and the member FCoE VLAN that is mapped to the active VSAN.

  3. The bound interface should be in an STP forwarding state for both the native VLAN and the member FCoE VLAN that is mapped to the active VSAN.

  4. The bound interface should be in an STP blocking state for both the native VLAN and the member FCoE VLAN that is mapped to the active VSAN.

Answer: C

Question No: 78

A customer is deploying multihop FCoE in its network. Which guideline must the customer follow with respect to VE ports to make this deployment possible?

  1. Auto mode on the vFC interface is supported.

  2. VE-port trunking is supported over FCoE-enabled VLANs.

  3. VE-port interface binding to MAC addresses is supported.

  4. A VE port is disabled for trunk mode by default.

Answer: B

Question No: 79

Refer to the exhibit.

Ensurepass 2017 PDF and VCE

A customer is having difficulty getting NPV working. What is the cause of the problem?

  1. The core NPV device is not enabled.

  2. The core NPV device is not a switch.

  3. The core NPV device is not configured on both ends.

  4. The core NPV device is not configured on the upstream port.

Answer: B

Question No: 80

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

  1. show interface Ethernet 100/10

  2. show fex 100 interface Ethernet 1/10

  3. show interface Ethernet 100/1/10

  4. show interface Ethernet 1/100/10

Answer: C

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