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Designing Cisco Data Center Infrastructure (DCID) Question and Answers

Designing Cisco Data Center Infrastructure (DCID)

Last Update May 4, 2024
Total Questions : 204

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Questions 1

A network architect needs secure access to the organization’s perimeter routers and firewalls. The administrator must access network devices from a remote location that is reachable from the WAN cloud Which action meets these requirements?

Options:

A.  

Create a secure IPsec tunnel interface using an internet link for device management purposes

B.  

Enable the SSH protocol with a strong username and password using an internet link for management purposes

C.  

Create an out-of-band network management network

D.  

Create an in-band network management network

Discussion 0
Questions 2

An engineer must design a Cisco HyperFlex solution to support a virtualized environment in a single data center location. The design must consider these customer requirements:

  • a large-scale cluster with eight or more nodes
  • distributed high-performance file system for virtualized servers
  • high fault tolerance to multiple node failures

Which action meets these objectives?

Options:

A.  

Configure data destaging and deduplication

B.  

Implement a replication factor of four.

C.  

Enable logical availability zones.

D.  

Create multiple datastores for storage of VM.

Discussion 0
Questions 3

What are two advantages of using Cisco vPC over traditional access layer designs? (Choose two.)

Options:

A.  

supports Layer 3 port channels

B.  

disables spanning-tree

C.  

no spanning-tree blocked ports

D.  

uses all available uplink bandwidth

E.  

maintains single control plane

Discussion 0
Questions 4

Refer to the exhibit.

An engineer must deploy a SAN that meets these criteria:

•The upstream director switch must be configured to minimize the number of issued domain IDs

•The access switch must aggregate multiple locally connected ports not a single uplink that shares the same domain ID as the upstream switch.

Drag and drop the port types from the right onto the boxes on the left to create a SAN topology that meets these requirements Not all port types are used Port types are used more than once

Options:

Discussion 0
Questions 5

Refer to the exhibit.

What must be the default gateway of the servers in EPG Web?

Options:

A.  

subnet address of BD1

B.  

subnet address of L3Out

C.  

subnet address of BD2

D.  

NAT appliance

Discussion 0
Questions 6

A storage administrator receives reports of network delays when database software attempts to access the storage array. The virtual machines that host the database software are installed on different rack servers connected to the Cisco UCS Fabric Interconnect domain. The existing SAN switches are connected to the Fabric Interconnects using two 8 Gb port-channel interfaces to connect the storage array. The storage administrator has decided to deploy iSCSI storage with four 10 Gbps interfaces connected to the Cisco UCS Fabric Interconnects.

Which deployment type resolves the problems with storage contention?

Options:

A.  

iSCSI storage with Cisco UCS Fabric Interconnect in the virtual port-channel mode

B.  

iSCSI storage with Cisco UCS Fabric Interconnect using an appliance port

C.  

iSCSI storage appliance on Cisco UCS Fabric Interconnect uplink trunk port

D.  

iSCSI storage appliance on Cisco UCS Fabric Interconnect in the storage end-host mode

Discussion 0
Questions 7

Which approach splits a pair of clustered fabric interconnects into two standalone devices?

Options:

A.  

Run the disable fips-mode command on each fabric interconnect.

B.  

Run the connect local-management command on each fabric interconnect.

C.  

Erase the configuration of both fabric interconnects.

D.  

Unplug the Layer 1 and Layer 2 interfaces between the devices.

Discussion 0
Questions 8

A company is using Cisco UCS and wants a network orchestration solution to meet these requirements :

  • centrally manage compute and storage platforms
  • reduce the time it takes to detect an outage
  • easily exchange data with TAC to reduce resolution times

The company does not have in-house knowledge about scripting. Which solution must the company choose?

Options:

A.  

Cisco Intersight

B.  

Cisco UCS Central

C.  

Cisco HyperFlex

D.  

Cisco DCNM

Discussion 0
Questions 9

Drag and drop the SAN components from the left onto the correct design considerations on the right.

Options:

Discussion 0
Questions 10

Which two statements describe Ethernet switching mode on Cisco UCS 6100 Series Fabric Interconnects? (Choose two.)

Options:

A.  

STP runs on the uplink ports of each VLAN, as defined by PVSTP+.

B.  

STP runs on the uplink ports of each VLAN, as defined by MSTP.

C.  

The STP parameter configuration is unsupported.

D.  

The STP parameter configuration is supported.

E.  

STP runs on the server ports.

Discussion 0
Questions 11

Which feature must be configured to connect a classical Ethernet network to a data center network so that the data center network appears to be one large switch.

Options:

A.  

VPC+

B.  

UDLD

C.  

EVPN

D.  

OSPF

Discussion 0
Questions 12

A storage engineer requires a solution that achieves multiple paths between a server and storage array. The design must support complete traffic isolation and support a 50% growth in the next year. Which FCoE solution meets these requirements?

Options:

A.  

single switch with multiple links

B.  

at least two VSANs across the fabric

C.  

at least two FC zone sets with multiple zones

D.  

single VSAN across the fabric

Discussion 0
Questions 13

An engineer seeks a solution to retrieve routing information from Cisco Nexus switches. The data must be exported to a web application in a JSON or XML data format for monitoring and must be encrypted during transmission. The solution must not require extensive knowledge to support and should be simple to implement.

Which technology accomplishes these goals?

Options:

A.  

streaming telemetry

B.  

Cisco Tetration

C.  

NX-API

D.  

Python scripts

Discussion 0
Questions 14

Which Ethernet to Cisco Fabric Interconnect connectivity configuration is supported when FCoE is implemented?

Options:

A.  

VSS that has unified uplinks

B.  

Ethernet and unified ports on the same port channel

C.  

vPC that has unified uplinks

D.  

cross-connections with pinning

Discussion 0
Questions 15

An engineer needs to configure multiple network devices using Ansible Device passwords must meet these requirements:

  • be stored securely
  • not be visible as plaintext
  • be available to Ansible playbooks for executing scripts

Which solution must the engineer choose?

Options:

A.  

Encrypt a password variable file using Ansible Vault.

B.  

Store the passwords within a Git repository Secrets Manager

C.  

Encrypt passwords as Ansible environment variables

D.  

Encrypt the passwords within the Ansible inventory file.

Discussion 0
Questions 16

An engineer enables the HSRP feature on a Cisco Nexus 7000 Series Switch. It must be ensured that the switch manages packets that are sent to the local vPC MAC address, remote vPC MAC address, and HSRP virtual MAC address.

Which command accomplishes this goal?

Options:

A.  

peer-switch

B.  

peer-gateway

C.  

map-server

D.  

hsrp preempt

Discussion 0
Questions 17

An engineer must interconnect customer data centers by using a 10-Gbps. unicast-only, Layer 3 circuit The requirement is to stretch the Layer 2 connection over the tunnel isolate STP traffic and create more than two million logical network segments Much solution meets these requirements?

Options:

A.  

IPsec over GRE

B.  

OTV

C.  

dark fiber

D.  

VXLANEVPN

Discussion 0
Questions 18

A network engineer must select a high availability feature for their data center. The solution must ensure network resilience, reduce network instability for Layer 3 routing protocols, and meet these requirements:

  • The device must notify its neighbors when the control plane is undergoing a restart.
  • The solution must suppress routing flaps in case of stateful switchovers.

Which solution must be implemented?

Options:

A.  

BFD

B.  

HSRP

C.  

NSF

D.  

ISSU

Discussion 0
Questions 19

A network consultant must design a high availability interconnection of a clustered Cisco UCS Fabric Interconnect toward two upstream Layer 2 switches. The Ethernet interconnection must use all redundant links and have no impact on the STP domain size.

Which connectivity solution must be used?

Options:

A.  

Cisco UCS Fabric Interconnect in switch mode with dual uplinks distributed evenly to the upstream switches

B.  

Cisco UCS Fabric Interconnect in switch mode with a single uplink toward each upstream switch to eliminate any change to the STP domain size

C.  

Cisco UCS Fabric Interconnect in end host mode with a single uplink toward each upstream switch to eliminate any change to the STP domain size

D.  

Cisco UCS Fabric Interconnect in end host mode with dual uplinks distributed evenly to the upstream switches

Discussion 0
Questions 20

An engineer is implementing a Cisco UCS environment. The system must aggregate all vNICs into a single policy and consistently enforce node disassociation across the cluster. Which two UCS policies meet these requirements? (Choose two.)

Options:

A.  

scrub policy

B.  

vNIC policy

C.  

boot policy

D.  

firmware policy

E.  

LAN connectivity policy

Discussion 0
Questions 21

An engineer must design a Cisco UCS environment that will connection to a storage area network. The solution must include support for these conditions:

• connectivity to the existing 10 Gigabit Ethernet network

• booting the server infrastructure from the network

• integration with the existing Fibre Channel storage arrays

• lossless data transfer

Which solution should be used to meet these requirements?

Options:

A.  

FCP

B.  

FCoE

C.  

CIFS

D.  

NFS

Discussion 0
Questions 22

A customer asks an engineer to develop a framework to configure Cisco services that will be used to replace process of manual device configuration. The engineer plans to use a programmatic interface and must keep these considerations in mind:

• The customer's environment requires the script to authenticate before executing further actions.

• The customer's security requirements mandate the use of HTTPS transport.

• The support stall has limited shell scripting knowledge, so the scripts should be easy to read and write and be serf-documenting.

Which two solutions should be used to meet these requirements? (Choose two.)

Options:

A.  

Python scripts

B.  

REST calls

C.  

Bash scripts

D.  

domain-based policies

E.  

YAML

Discussion 0
Questions 23

A database administrator experiences delay when performing storage replication between primary and secondary data centers. The data centers are located 20 kilometers apart and are connected using a 500 Mbps link. The deployment was implemented using an FCIP tunnel and a pair of Cisco MDS 9250 Series Switches. The network engineer decided to enable QoS to prioritize replication traffic. Which QoS model must be used to resolve the performance issues?

Options:

A.  

Resource Reservation Protocol

B.  

weighted round robin

C.  

differentiated services

D.  

strict priority queuing

Discussion 0
Questions 24

An engineer is designing a data center that uses FCIP. How is QoS configured in this environment?

Options:

A.  

A separate DSCP value and CoPP must be configured for all FCIP traffic and another for all of the FCIP in the data connection.

B.  

A separate DSCP value must be configured for all FCIP VSAN traffic.

C.  

A separate DSCP value and priority queuing must be configured for all FCIP traffic.

D.  

Two separate DSCP values must be configured, one of all of the FCIP frames in the control TCP connection and another for all of the FCIP frames in the data connection.

Discussion 0
Questions 25

An ACI deployment must:

Which VRF configuration must be used?

Options:

A.  

Option A

B.  

Option B

C.  

Option C

D.  

Option D

Discussion 0
Questions 26

Refer to the exhibit.

An engineer is configuring a QoS policy with these requirements

  • Match-all AF11 traffic and set it to a DSCP value of 14.
  • The committed rate must be 10 Mbps with a committed burst rate of 1000 ms
  • Drop any AF11 traffic that violates these settings.
  • Any traffic other than af11 must have a DSCP value of 0

The given class-map configuration already exists. Which solution must the engineer use to meet the requirements?

A)

B)

C)

D)

Options:

A.  

Option A

B.  

Option B

C.  

Option C

D.  

Option D

Discussion 0
Questions 27

Refer to the exhibit.

The data center DC1 uses VXLAN technology The company asked a service provider to design another data center called DC2 and stretch EVPN information between the data centers based on the same technology The fabric requires

•endpoint information propagated end-to-end across both data centers

•misconfiguration replicated from DC1 to DC2

Which actions must the design include in DC2 to meet these criteria?

Refer to the exhibit The data center DC1 uses VXLAN technology The company asked a service provider to design another data center called DC2 and stretch EVPN information between the data centers based on the same technology The fabric requires

•endpoint information propagated end-to-end across both data centers

•misconfiguration replicated from DC1 to DC2

Which actions must the design include in DC2 to meet these criteria?

Options:

A.  

• Set BGP AS to 65500

• Configure RIP as an underlay IGP

B.  

• Set BGP AS to 65501

• Configure EIGRP as an underlay IGP

C.  

• Set BGP AS to 65501

• Configure RIP as an underlay IGP

D.  

• Set BGP AS to 65500

• Configure IGRP as an underlay IGP

Discussion 0
Questions 28

A network engineer must perform a VMM integration for the VMWare vCenter platform with the Cisco ACI Fabric. The vCenter is already installed in one of the rack servers connected to ACI leaf switches in a vPC mode. Which type of management network must be used to integrate vCenter with ACI?

Options:

A.  

ARC infra

B.  

VLAN infra

C.  

out-of-band management

D.  

In-band management

Discussion 0
Questions 29

Refer to the exhibit.

A customer must ensure that the interface on a switch has enough resources to sustain the line rate traffic during peak load.

Which action meets this requirement?

Options:

A.  

Change the rate mode to dedicated.

B.  

Set Transmit B2B credit to 16.

C.  

Change the port mode to NL.

D.  

Increase the data field size to 9000 bytes.

Discussion 0
Questions 30

An engineer working for a private telecommunication company with an employee id 4298 53 420 must evaluate connectivity to the new data centre location based on Cisco Nexus 7000 Series Switches. The IP connectivity is already supplied by the service provider. The solution must provide a Layer 2 extension and optimize the traffic localization Which technology supports these requirements?

Options:

A.  

IS-lS multi site over ACl

B.  

VXLAN over EoMPLS

C.  

OTV over IP and multicast

D.  

BGP over VPLS

Discussion 0