The Secret of Cisco 642-980 exam dumps

Q1. Refer to the exhibit. 

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

A. No server was requested or received by the FLOGI database. 

B. One external link must be up for server interface to be up. 

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. 

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Q2. Refer to the exhibit. 

A customer is having a 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. 

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Q3. You receive a priority 1 trouble ticket that there is OSPF route instability in the data center core Cisco Nexus 7018 Switches. Which command is useful to help validate a theory that hello packets are being throttled? 

A. N7018# show class-map interface control-plane 

B. N7018# show policy-map interface control-plane 

C. N7018# show service-policy interface control-plane 

D. N7018# show copp status 

E. N7018# show copp statistics 

F. N7018# show control-plane class copp-system-class-critical 

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Q4. Refer to the exhibit. 

Customer is having problems with a device in VLAN100? What would fix the problem? 

A. Move the trunk port into VSAN 100. 

B. Change interface fc1fc1/1 into a trunk port and remove VSAN 100. 

C. Change interface fc2/4 into a trunk port. 

D. Change interface fc2/4 into VSAN 100. 

E. Change interface fc1fc1/2 into VSAN 100. 

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Q5. Which command is critical in order for OTV edge devices to maintain an overlay adjacency with their local peers in a multihomed site via the join interfaces across the Layer 3 network domain? 

A. otv site-identifier 

B. otv extend-vlan 

C. otv site-vlan 

D. otv use-adjacency-server unicast-only 

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Q6. A customer reports that it cannot establish a vPC peer link between two Cisco Nexus 5548UP Switches. The interfaces on both switches are configured and cabled correctly. The interface status is up/down on switch 1 and up/up on switch 2. Which three steps are taken to isolate the root cause? (Choose three.) 

A. ask the customer if the link was ever functional 

B. determine whether the fiber-optic cable type (single mode or multimode) matches the X2 modules 

C. swap the fiber-optic cable with one known to be good 

D. swap the transceivers between the two interfaces 

E. swap the ends of the fiber-optic cable 

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