What Top Quality 642-980 exam question Is?

Q1. There is an ARP storm in VDC 1. Some users on VDC 2 notice that ARP is not resolving for their gateway on the Cisco Nexus core. What is the cause? 

A. The ARP CoPP class committed information rate is exceeded, resulting in ARP loss in all VDCs. 

B. The administrator has not correctly configured the ARP CoPP class in VDC 2. 

C. The ARP traffic in VDC 1 is copied to the host ports in VDC 2, causing overutilization and output discards. 

D. Because the ARP process in the default VDC (VDC 1) is responsible for processing ARP traffic for all VDCs, VDC 2 will be affected. 

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Q2. Your customer has a dual Cisco Nexus 7010 Switches in its data center. Customer's representatives want to know how to determine if Cisco IOS ISSU is possible on the switches as they are upgrading to version 6.0.4. Which command is useful to determine if the upgrade will be non-disruptive? 

A. N7010-C1# show system redundancy ha status 

B. N7010-C1# show incompatibility system 

C. N7010-C1# install all 

D. N7010-C1# show issu test bootflash:n7000-s1-system.6.0.4.bin 

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Q3. 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 

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Q4. 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? 

A. Auto mode on the vFC interface is supported. 

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

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

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

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Q5. Which command would you use to check the status of your configuration synchronization peer? 

A. N5K2# show switch-profile peer 

B. N5K2# show config-sync peer 

C. N5K2# show synch peer 

D. N5K2# show peer status 

E. N5K2# show switch peer 

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Q6. Which three statements are true regarding trunking on an ISL between two switches in order for the VSAN to be trunked? (Choose three.) 

A. The VSAN must be defined on both switches. 

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

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

D. IVR must be configured for Cisco Fabric Services. 

E. The device alias database must successfully merge. 

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

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Q7. Which statement is true regarding STP? 

A. 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. 

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

C. 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. 

D. 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. 

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Q8. 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 

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Q9. 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 

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Q10. What is the correct configuration for interface Ethernet 1/1 of a Cisco Nexus 5000 Series Switch when it is a member of port channel 101 connected to FEX 101? 

A. interface Ethernet1/1 

switchport mode trunk 

switchport trunk native vlan 10 

switchport trunk allowed vlan 20,30 

fex associate 101 

channel-group 101 

B. interface Ethernet1/1 

switchport mode fex-fabric 

channel-group 101 

C. interface Ethernet1/1 

switchport mode access 

switchport access vlan 10 

fex associate 101 

channel-group 101 

D. interface Ethernet1/1 

switchport mode fex-fabric 

fex associate 101 

channel-group 101 

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