Cisco 642-980 Online Practice Questions and Exam Preparation

Cisco 642-980 Online Questions & Answers

• Question 11:

  Refer to the exhibit.

  

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

• Question 12:

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

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

• Question 13:

  In Cisco NX-OS releases prior to 5.2, how should the copp-system-p-policy policy be modified to change how the supervisor module is protected from DoS attacks?

  A. Modify the policy map type control-plane copp-system-policy.
  B. Open DCNM and modify the "copp-system-p-policy" policy object.
  C. Re-run the setup utility and apply a new CoPP profile.
  D. In Cisco NX-OS versions prior to 5.2, the CoPP system profile can only be modified from the CMP CLI.
  C. Re-run the setup utility and apply a new CoPP profile.

• Question 14:

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

  A. show fex-fabric interface
  B. show fex
  C. show fex fex-id
  D. show fex interface
  E. show fex detail
  C. show fex fex-id
  E. show fex detail

• Question 15:

  Which statement is true regarding how OTV edge devices will react based on the configuration of the VLANs being extended across the overlay network?

  A. Any VLANs not extended will not be populated in the local OTV route table.
  B. Only the same-site edge AED device controls which VLANs are to be extended.
  C. Any extended VLANs will not be populated in the remote OTV route table.
  D. By default, all VLANs on an edge device will be extended.
  A. Any VLANs not extended will not be populated in the local OTV route table.

• Question 16:

  Which two fields should be examined when you use the show otv overlay command to verify that the overlay interface is enabled and the parameters match on both sides? (Choose two.)

  A. VPN name
  B. VPN state
  C. Control group
  D. Data group range
  E. Join interface
  F. Site VLAN
  B. VPN state
  C. Control group

• Question 17:

  Refer to exhibit.

  

  Customer has a pair of Cisco Nexus7010s switches and connected to a single Cisco Nexus5548 switch via vPC.Customer has a combination of M1 and F1 I/O Modules in Cisco Nexus7010s.

  Why is the design described not supported?

  A. Mixing I/O Modules on the Same Side of a Peer Link is not supported
  B. vPC does not support split control plane
  C. You can not configure a vPC peer link to configure two devices as vPCs
  D. Need to add another Cisco Nexus5548 switch to the topology to make this work.
  A. Mixing I/O Modules on the Same Side of a Peer Link is not supported

• Question 18:

  Which two commands will show all the OTV edge devices and their MAC addresses in all sites in the overlay? (Choose two.)

  A. show otv adjacency overlay
  B. show otv site
  C. show otv vlan
  D. show otv adjacency
  E. show mac address-table
  A. show otv adjacency overlay
  D. show otv adjacency

• Question 19:

  FHRP isolation between data center networks that are connected over an OTV network is a two-step process; the first prevents FHRP peering by filtering FHRP control packets across the overlay via a VLAN ACL. What is the second step?

  A. Filter the FHRP MAC addresses that are being advertised by IS-IS.
  B. Remove the FHRP VLAN from the OTV extend-vlan list.
  C. Apply a VLAN to a route map that is applied to the OTV routing process.
  D. Disable the auto-population of the OTV MAC address table.
  A. Filter the FHRP MAC addresses that are being advertised by IS-IS.

• Question 20:

  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
  A. 1, 16