Troubleshooting Cisco Data Center Unified Fabric (DCUFT)

 

QUESTION 51

You receive an error attempting to enable the vPC feature on a Cisco Nexus 7018 Switch. Which Cisco Fabric Services distribution must be operational before the feature can be enabled?

 

A.

CFSoFC

B.

CFSoIP

C.

CFSoV

D.

CFSoE

E.

CFSoM

 

Correct Answer: D

 

 

QUESTION 52

Which three statements are true about using the debug command to resolve an HSRP issue on the Cisco Nexus platform? (Choose three.)

 

A.

The debug command should be allowed to run for at least an hour.

B.

The administrator can log debug messages to a special log file to avoid flooding the console.

C.

Open a second Telnet or SSH session before you enter any debug commands so that if the debug session overwhelms the console, you can stop the message output.

D.

Use the debug command only under the guidance of Cisco Technical Support.

E.

Use the Ethanalyzer remote interface command to capture packets.

F.

The debug peer-gateway command should be used to isolate the problem.

 

Correct Answer: BCD

 

 

QUESTION 53

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

 

A.

One of the switches in the topology has gone down.

B.

A FabricPath loop has been detected.

C.

FabricPath switch IDs are overlapped in the current topology.

D.

VLANs are being blocked due to missing FabricPath VLANs.

 

Correct Answer: D

 

 

QUESTION 54

Refer to the exhibit. When suspending or deleting VSANs, which three statements are true? (Choose three.)

 

clip_image001

A.

You can delete only one VSAN at a time.

B.

You must wait 60 seconds after you enter the vsan suspend command before you enter another command.

C.

You must wait 120 seconds after you enter the vsan suspend command before you enter another command.

D.

You can unsuspend only one VSAN at a time.

E.

You can delete multiple VSANs as long as they are in the same domain.

F.

You can delete multiple VSANs as long as they are in the same zone.

 

Correct Answer: ABD

 

 

QUESTION 55

What are the two most common causes of the “SFP validation failed” error on an interface when you attempt to connect aCisco Nexus 2148T Fabric Extender to aCisco Nexus 5548UP Switch? (Choose two.)

 

A.

The port must be in switchport monitor mode.

B.

It is a hardware limitation of the Cisco Nexus 2148T.< /font>

C.

The wrong speed is configured on the interface.

D.

The incorrect license has been applied on the Cisco Nexus 5548UP.

E.

The wrong switchport mode is configured on the interface.

 

Correct Answer: CE

 

 

QUESTION 56

Refer to the exhibit. The server port connected to the NPV edge switch does not come online. Which action should fix the problem?

 

clip_image003

 

A.

Move the NP ports on the NPV edge and the F ports on the NPIV into the same VSAN 99.

B.

Move the NP ports on the NPV edge and the F ports on the NPIV in the default VSAN 1.

C.

Move all the ports into VLAN 1.

D.

Move all the ports into VSAN 99.

E.

Move all the ports into VLAN 99.

 

Correct Answer: A

 

 

QUESTION 57

Which three commands will show all the MAC addresses learned from remote sites in an OTV overlay? (Choose three.)

 

A.

show otv arp-nd-cache

B.

show otv route overlay

C.

show otv vlan

D.

show ip arp

E.

show mac address-table

F.

show otv site

 

Correct Answer: ABE

 

 

QUESTION 58

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

 

Correct Answer: D

 

 

QUESTION 59

Which command can you use to determine if the member ports share the appropriate parameters in order to join a port channel?

 

A.

show port-channel summary

B.

show port-channel usage

C.

show port-channel compatibility-parameters

D.

show port-channel load-balance

 

Correct Answer: C

 

 

QUESTION 60

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.

 

Correct Answer: C

 

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