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Cisco 300-615 Dumps

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Troubleshooting Cisco Data Center Infrastructure (DCIT) Questions and Answers

Question 1

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

Question 2

Refer to the exhibit.

as

When an engineer inserts 8-Gb FC SFP port 15 on a Cisco UCS Fabric Interconnect, the port fails. What is a possible cause of the issue?

Options:

A.

Port 15 is configured as an Ethernet port.

B.

Port 15 is configured for 4-Gb FC.

C.

Port 15 is missing a license.

D.

The polarity of the fiber cable is reversed.

Question 3

Refer to the exhibit.

as

An OSPF adjacency between Router-A and Router-B cannot reach the FULL state. Which action resolves the issue?

Options:

A.

Adjust the MTU on Router-A to 1600.

B.

Disable the check of the MTU value.

C.

Set the OSPF media type to point-to-point.

D.

Adjust the MTU on Router-B to 1604.

Question 4

A network engineer is implementing the Cisco ACI Fabric and notices that the Leaf-1 switch is registered, has

an assigned name, but is displayed as inactive in the APIC. After further investigation, it became clear that the

leaf switch was recently moved from another Cisco ACI environment. Which action resolves the problem?

Options:

A.

Clean reload the Leaf-1 switch

B.

Define the new TEP address for Leaf-1

C.

Change the clock offset from low to high between apic 1 and Leaf-1

D.

Modify the ISIS interface peering IP address between apic 1 and Leaf-1

Question 5

as

Refer to the exhibit. An engineer discovered a VFC interface in a down state on a Cisco Nexus Switch. Which action resolves the problem?

Options:

A.

Change the cable between the switch and the server

B.

Reset the Cisco Nexus port toward the file server

C.

Update the CNA firmware and driver versions

D.

Modify the fip keepalive message time to 30 seconds

Question 6

Refer to the exhibit.

as

An engineer must strictly enforce the port security configuration database in the Fibre Channel fabric. A new device has been connected to the Fibre Channel storage interface that was configured for port security. The port security was enabled for the VSAN that the port belongs to. Despite the configuration, the rogue devices can log into the fabric. Which action resolves the issue?

Options:

A.

Commit the active database with the port-security database copy vsan 1 command

B.

Disable auto learn in VSAN 1 with the no port-security auto-learn vsan 1 command

C.

Disable CFS distribution with the no port-security distribute vsan 1 command

D.

Commit the changes with the port-security commit copy vsan 1 command

Question 7

Refer to the exhibit.

as

A network engineer traces the packet flow from the Veth991 of a blade server toward the core switch. The switch reports performance issues. What is the role of the interface Eth1/7?

Options:

A.

IOM network interface

B.

fabric interconnect uplink interface

C.

IOM host interface

D.

server interface

Question 8

Refer to the exhibit.

as

A network engineer upgrades the firmware of a Cisco Fabric Interconnect from boot flash. During the process, the fabric interconnect reboots and displays the message shown in the exhibit. Which action resolves the issue?

Options:

A.

Remove the service pack and upgrade through the auto-install procedure

B.

Reset the I/O module and install the firmware image from the boot flash

C.

Boot the kickstart image from boot flash and load the system image

D.

Reload the switch and boot the kickstart image from the TFTP server

Question 9

Drag and drop the actions from the left onto the faults that they resolve on the right. Not all options are used.

as

Options:

Question 10

A server fails to boot from the operating system after a RAID1 cluster migration. The RAID remains in an inactive state during and after a service profile association. Which action resolves the issue?

Options:

A.

Configure the SAN boot target in the service profile.

B.

Configure the SAN boot target to any configuration mode.

C.

Use a predefined local disk configuration policy.

D.

Remove the local disk configuration policy.

Question 11

A Fibre Channel interface on a Cisco Nexus 5000 Series Switch receives bit errors, and the switch disables the interface. A temporary workaround must be implemented before the root cause is identified. Which action does an engineer take to prevent this issue from reoccurring?

Options:

A.

Verify that the SFPs are supported.

B.

Change the SFP to operate at 4 Gbps instead of 2 Gbps.

C.

Run the shutdown and then no shutdown command on the interface.

D.

Run the switchport ignore bit-errors command on the interface.

Question 12

Refer to the exhibit.

as

A network engineer configures OSPF protocol between two Cisco Nexus 7000 Series Switches. The OSPF neighbors fail to synchronize OSPF databases. Which action resolves the issue?

Options:

A.

Match the OSPF area between the two devices.

B.

Configure the IP addresses of the interface in the same subnet.

C.

Change the OSPF area type to 2 on n7k-1.

D.

Set the same MTU values on both sides of the link.

Question 13

A server administrator attempts to change the Cisco IMC KVM certificate to one signed by a private CA, but the certificate is not being accepted. What can cause this process to fail?

Options:

A.

using a certificate with a password-protected private key

B.

RSA encryption being used in the generation of the certificate.

C.

AES encryption being used in the generation of the certificate.

D.

public IP addres of the Cisco IMC not being included in the SAN.

Question 14

Refer to the exhibit.

as

A network engineer is implementing a pair of Cisco Nexus 9000 Series Switches. During the OSPF configuration, the engineer discovers unstable routing in the network. The investigation shows flapping routes after the new switches were introduced. Which set of actions resolves the issue?

Options:

A.

Configure a new IP address on the Ethernet interface toward the OSPF neighbor. Clear the OSPF neighbor.

B.

Configure a new IP address on the Ethernet interface toward the OSPF neighbor. Clear the OSPF process.

C.

Configure a new OSPF priority on the Ethernet interface toward the OSPF neighbor. Clear the OSPF neighbor.

D.

Configure a new IP address on the Loopback interface for the OSPF process. Clear the OSPF process

Question 15

as

Refer to the exhibit. One of the vPC VTEPs fails to route VXLAN traffic to vPC connected hosts. When the issue was being diagnosed, it was discovered that the packets that were expected to be forwarded to the MAC address on the SWITCH-VTEP-1 are instead forwarded to the MAC address on SWITCH-VTEP-2 and then dropped. Which action resolves the issue?

Options:

A.

Configure a distributed anycast gateway on both peers

B.

Configure ip arp synchronize under the VPC domain on both peers

C.

Configure peer-gateway under the VPC domain on both peers

D.

Configure a different secondary IP address for one of the vPC peers

Question 16

Refer to the Exhibit.

as

An Engineer cannot log in to the Cisco IMC page of the Cisco UCS C220 server. Which action resolve the issue?

Options:

A.

Se the FQDN of the Cisco IMC webpage login page instead of the IP address for the connection to be secure.

B.

Use the DNS of the Cisco IMC webpage login page instead of the IP address for the connection to be secure.

C.

Replace the self-signed certificate that is installed on the Cisco IMC with a server certificate that is signed from the client corporate certificate.

D.

Replace the self-signed certificate that is installed on the Cisco IMC with a user certificate that is signed from the client corporate certificate.

Question 17

Refer to the exhibit.

as

An engineer discovers that if the vPC peer link goes down, half of the devices in VLAN 20 experience connectivity issues with the external networks Which action resolves the issue?

Options:

A.

Configure a dedicated Layer 3 link between vPC peers

B.

Allow non-vPC VLANs on a second trunk between the two vPC peers

C.

Add the non-vPC SVIs in the dual-active exclude VLAN list

D.

Exclude the non-vPC VLANs from vPC peer link

Question 18

Refer to the exhibits.

as

as

as

An engineer troubleshoots switch N5K1, which fails to receive traffic from the file server Which set of actions resolves this problem?

Options:

A.

Bind native VLAN 10 with Ethemet1/10 and allow VSAN 101 in trunk configuration.

B.

Assign native VLAN 10 with vfc111 and allow VLAN 1101 in trunk configuration.

C.

Bind native VLAN 10 with Ethemet10/1/1 and allow VLAN 10 in trunk configuration

D.

Assign native VLAN 10 with fc2.'l - 2 and allow VLAN 10 in trunk configuration.

Question 19

Refer to the exhibit.

as

The scheduler job fails to run. Which action resolves the issue?

Options:

A.

Change the file name.

B.

Configure the authentication credentials.

C.

Change the TFTP server address.

D.

Configure the RBAC authentication.

Question 20

A fabric interconnect fails to start and the console displays the loader prompt. Which two actions resolve the issue? (Choose two.)

Options:

A.

Load an uncorrupt bootloader image.

B.

Load an uncorrupt kickstart image.

C.

Reconnect L1/L2 cables between the Fis.

D.

Reformat the fabric interconnect.

E.

Load the correct version of the boot image.

Question 21

An IOM fails during a firmware upgrade and is unresponsive. Which action recovers the module?

Options:

A.

B. Reset the faulty module from the peer IOM

B.

C. Reinstall the firmware using Auto Install.

C.

D. Restore the Cisco UCS Manager configuration from backup.

Question 22

A network engineer must connect a Cisco UCS Fabric Interconnect cluster to the Cisco ACI. VMware ESXi hypervisors have been installed on Cisco UCS blades and a VMware VMM domain has been configured. However, virtual machines fail to reach their default gateway in the Cisco ACI Fabric. The engineer investigates the issue and notices that the VMware Distributed Switch (VDS) teaming policy is set to "Route based on IP hash". Which action resolves the issue?

Options:

A.

Configure the vSwitch Policy on the VMM domain.

B.

Disable the On-demand EPG resolution immediacy setting in ACI.

C.

Disable the VMware Network I/O Control on the VDS.

D.

Configure the vSwitch Policy on a VDS.

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