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Troubleshooting Cisco Data Center Infrastructure (DCIT) Question and Answers

Troubleshooting Cisco Data Center Infrastructure (DCIT)

Last Update May 6, 2024
Total Questions : 167

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Questions 1

Refer to the exhibit.

A network engineer finds one of the fabric interconnects offline when connecting L1 and L2 ports on both fabric interconnects. Which action resolves the issue?

Options:

A.  

1. Connect to Fabric Interconnect B.

2. Verify the cluster status and HA election.

3. Validate Fabric Interconnect B hardware issues.

B.  

1. Connect to Fabric Interconnect A.

2. Verify the cluster status and HA election.

3. Validate Fabric Interconnect A hardware issues.

C.  

1. Connect Fabric Interconnect B and change the role to primary.

2. Reboot Fabric Interconnect B.

3. Add the Fabric Interconnect A as subordinate fabric to the cluster.

D.  

1. Connect Fabric Interconnect B and execute “Erase configuration”

2. Reboot Fabric Interconnect B.

3. Add the subordinate Fabric Interconnect to the cluster.

Discussion 0
Questions 2

Refer to the exhibit.

vPC between switch1 and switch2 is not working. Which two actions are needed to fix the problem? (Choose two.)

Options:

A.  

Match vPC domain ID between the two devices.

B.  

Configure IP address on the interface.

C.  

Activate VLANs on the vP

C.  

D.  

Configure vPC peer link and vPC peer keepalive correctly.

E.  

Configure one of the switches as primary for the vPC.

Discussion 0
Questions 3

Refer to the exhibit.

A blade that is connected to FI-B fails to boot from a SAN LUN. The boot policy is configured to boot by using vHBA1 as the SAN Primary. Which set of actions resolves the issue?

Options:

A.  

• Set ESX01_B zone to VSAN 20.

• Create a new vHBA and assign VSAN 20.

B.  

• vHBA1 to VSAN 20 in Service Profile.

• VMware Adapter Policy on vHBA1.

C.  

•Apply VMware Adapter Policy on vHBA1

•Change vHBA1 to VSAN 20 in Service Profile

D.  

• Set ESX01_B zone to VSAN 20.

• Change vHBA1 to VSAN 20 in Service Profile

Discussion 0
Questions 4

Refer to an exhibit.

An engineer is troubleshooting an upgrade failure on a switch. Which action resolves the issue?

Options:

A.  

Save the system image in NVRAM.

B.  

Use the same system image as the kickstart image.

C.  

Load a new system image.

D.  

Reload the same system image.

Discussion 0
Questions 5

An engineer removes a VMM domain from an endpoint group called EPG-1, but the distributed port group fails to be deleted. Which action must be taken to resolve the issue?

Options:

A.  

Remove the port group manually.

B.  

Migrate all virtual machines in the EPG-1 to different hypervisors.

C.  

Remove the remaining EPGs from the VMM domain.

D.  

Migrate all virtual machines in the EPG-1 to different port groups.

Discussion 0
Questions 6

During a boot process of a Cisco UCS C-Series Rack Server, an engineer receives a "No Signal" message from the vKVM and physical connection. Which set of steps resolves the issue?

Options:

A.  

1- Disconnect the power cord

2- Confirm that all cards are property seated

3- Connect the power cord and power on the server

B.  

1- Power off the server and disconnect the power cord

2- Confirm that all cards are property seated

3- Connect the power cord and power on the server

C.  

1- Power off the server and disconnect the power cord

2- Confirm that all cards are available

3- Connect the power cord and power on the server

D.  

1- Disconnect the power cord

2- Confirm that all cards are properly seated

3- Connect the power cord

Discussion 0
Questions 7

An engineer troubleshoots a VXLAN EVPN data center. The applications in the data center fail to reach the DNS server that is located at IP 10.10.10.10. The engineer examines the BGP EVPN routing table and notes that the IP prefix route covers the DNS server is missing. Which action resolve the issue?

Options:

A.  

Set the IP prefix route to represent [5]:[0]:[0]:[32]:[10.10.10.10]/224 in the routing table.

B.  

Configure an IP ARP entry to represent [2]:[0]:[0]:[48]:[0050.569f.1285]:[32]:[10.10.10.10]/272 in the routing table

C.  

Set the IP prefix route to represent [2]:[0]:[0]:[48]:[0050.569f.1285]:[0]:[0.0.0.0]/216 in the routing table

D.  

Configure an IP ARP entry to represent [4]:[0300.0000.00fc.bd00.0309l[32]:[10.10.10.10]/136,n the routing table

Discussion 0
Questions 8

Refer to the exhibit.

An engineer must save the running configuration to startup-config and generate a syslog message indicating that the configuration was modified, but an error was received. Which action resolves the issue?

Options:

A.  

Change the syslog action number to 1.

B.  

Save the configuration using a user with network-admin role.

C.  

Use the extended command copy running-config startup-config.

D.  

Add event-default as a second action of the EEM script.

Discussion 0
Questions 9

Refer to the exhibit.

The FCoE traffic fails to traverse the vfc2 interface. The VSAN 102 is configured for vfc2. Which action resolves the issue?

Options:

A.  

Enable LLDP on the interface vfc2

B.  

Activate DCBX on the N9K switch

C.  

Activate DCBX on the interface e101/1/2

D.  

Enable LLDP on the neighbor switch

Discussion 0
Questions 10

Refer to the exhibit.

The cURL command fails to complete. Which action resolves the problem?

Options:

A.  

Remove ".json\" from the URL.

B.  

Include -p "password" in the command.

C.  

Add -H "X-Auth-Token" to the command.

D.  

Change ".json" to ".xml" at the end of the URL.

Discussion 0
Questions 11

Cisco Unified Computing System Manager raises a critical error message that indicates that the system has overlapping Ethernet and FCoE VLANs. All of the Ethernet traffic on the overlapping VLANs drops. Which action resolves the issue?

Options:

A.  

Modify the VLAN assignment to vNICs.

B.  

Change the PIN groups on the vHBAs.

C.  

Modify the FCoE VLAN.

D.  

Set the FCoE VLAN as the native VLAN on server uplinks.

Discussion 0
Questions 12

Refer to the exhibit.

An engineer is configuring boot from iSCSI on a Cisco UCS B-Series Blade Server, but the LUN fails to mount. Which action resolves the issue?

Options:

A.  

Statically configure the target information in the Boot Policy.

B.  

Configure an MTU size of 9000 on the appliance port.

C.  

Configure a QoS policy on the vNI

C.  

D.  

Set a connection timeout value of 250 in the iSCSI Adapter Policy.

Discussion 0
Questions 13

An engineer is implementing a storage VDC, but fails. Which two prerequisites must be in place before a storage VDC is implemented? (Choose two.)

Options:

A.  

M-Series module

B.  

ESSENTIALS license

C.  

STORAGE-ENT license

D.  

FCoE license

E.  

F-Series module

Discussion 0
Questions 14

After upgrading a client’s fabric interconnect to the latest version, an engineer discovers that the appliance has lost its entire configuration. Which two locations should an engineer check to confirm that the appliance had backed up the configuration prior to the upgrade in order to retrieve the lost configuration? (Choose two.)

Options:

A.  

Equipment FSM page, InternalBackup stage

B.  

Service profiles page, InternalBackup stage

C.  

Admin page, PollInternalBackup stage

D.  

Equipment FSM page, PollInternalBackup stage

E.  

Admin page, InternalBackup stage.

Discussion 0
Questions 15

Refer to the exhibit.

An upgrade operation fails with an error displayed. Which action resolve the issue?

Options:

A.  

Use a different system image

B.  

Use a different kickstart image

C.  

Allocate extra space on a flash drive to extract a kickstart image

D.  

Allocate extra space on a flash drive to extract a system image

Discussion 0
Questions 16

A system administrator connects a Cisco Nexus 2248PQ FEX to a fabric interconnect to expand the ports that

are available for connecting Cisco UCS C-Series Rack Servers. In Cisco UCS Manager, the administrator does

not see the servers connected to this FEX. Which action should be taken to resolve the issue?

Options:

A.  

The FEX must be exchanged so that it supports the connectivity between fabric interconnects and UCS CSeries

servers

B.  

The fabric interconnects must be rebooted before the FEX is recognized

C.  

The transceivers must be exchanged to support the connectivity between the FEX and the fabric

interconnects

D.  

The ports that connect the FEX to the fabric interconnects must be configured as server ports

Discussion 0
Questions 17

An engineer attempts to register Cisco UCS Manager to Cisco UCS Central, but the registration fails. The engineer can ping Cisco UCS Central from UCS Manager. Which two actions must the engineer attempt to resolve the problem? (Choose two.)

Options:

A.  

Synchronize the date and time to NTP for Cisco UCS Central and the Cisco UCS domains.

B.  

Apply the UCS Central license to UCS Central.

C.  

Place Cisco UCS Manager on the same subnet as Cisco UCS Central.

D.  

Allow port 443 between Cisco UCS Manager and Cisco UCS Central.

E.  

Allow port 9443 between Cisco UCS Manager and Cisco UCS Central.

Discussion 0
Questions 18

Refer to the exhibit.

RBAC is configured on the MDS switch for a new SAN administrator engineer to work on the FSPF configuration. However, after the configuration is applied the engineer who was assigned the FSPF_Admin role cannot perform any configuration changes. Which action resolves the issue?

Options:

A.  

Write rule 2 before rule 1

B.  

Remove rule 1 from the role

C.  

Configure the switch license for RBAC

D.  

Reload the switch

Discussion 0
Questions 19

Refer to the exhibit.

The EEM script overrides all events in the system policy. What should be added to the script to resolve the issue?

Options:

A.  

event statement

B.  

environment variable

C.  

event-default action statement

D.  

configure terminal action

Discussion 0
Questions 20

An engineer is troubleshooting a packet flow from an access leaf to spine. Which EVPN routes are expected on this connection?

Options:

A.  

EVPN Type 1-5

B.  

EVPN Type 0,9,15

C.  

EVPN Type 9-15

D.  

EVPN Type 0,16

Discussion 0
Questions 21

Refer to the exhibit.

A recent configuration change removes the HSRP adjacency between the SW-1 and SW-2 Cisco Nexus switches. The change causes the servers on this subnet to lose Internet access. Which action restores the connectivity of all servers on VLAN 13?

Options:

A.  

Disable HSRP IP redirects on SW-1.

B.  

Set the HSRP priority to 70 on SW-1.

C.  

Activate HSRP preempt on SW-2.

D.  

Set the HSRP password on SW-2.

Discussion 0
Questions 22

Refer to the exhibit. A network engineer deploys scripts to the guest shell of a Cisco Nexus switch. The scripts fail to operate properly due to the limited CPU and file system resources that are assigned by default to the guest shell. The engineer allocated more memory and disk space to the guest shell, but the application continues to fail. Which action resolves the issue?

Options:

A.  

Disable and enable bash shell

B.  

Reboot the guest shell

C.  

Redeploy the bash shell

D.  

Upgrade the guest shell

Discussion 0