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Implementing Cisco Application Centric Infrastructure - Advanced

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Question 1 Single choice

An engineer configures a new Cisco ACI Multi-Pod setup.

Which action should be taken for fabric discovery to be successful for the nodes in Pod 2?

  1. A

    Select the Route Reflector field in Pod Peering

  2. B

    Enable the DSCP class-cos translation policy for Layer 3 traffic

  3. C

    Configure POD 2 Data Plane TEP under the Pod Connection Profile

  4. D

    Add the IPN subnet under the Fabric External Routing Profile

Show answer and explanation

Correct answer: D

Question 2 Single choice

What is the purpose of the Forwarding Tag (FTAG) in Cisco ACI?

  1. A

    FTAG is used in Cisco ACI to add a label to the iVXLAN traffic in the fabric to apply the correct policy.

  2. B

    FTAG is used in Cisco ACI to add a label to the VXLAN traffic in the fabric to apply the correct policy.

  3. C

    FTAG trees in Cisco ACI are used to load balance unicast traffic.

  4. D

    FTAG trees in Cisco ACI are used to load balance mutli-destination traffic.

Show answer and explanation

Correct answer: D

Explanation

References:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/1-x/aci-fundamentals/b_ACI-Fundamentals/b_ACI-Fundamentals_chapter_010010.html#concept_1E8BF286E1C043EF839D80935FDF9F50

Question 3 Single choice

An engineer must limit local and remote endpoint learning to the bridge domain subnet.

Which action should be taken inside the Cisco APIC?

  1. A

    Disable Remote EP Learn

  2. B

    Enable Enforce Subnet Check

  3. C

    Disable Endpoint Dataplane Learning

  4. D

    Enable Limit IP Learning to Subnet

Show answer and explanation

Correct answer: B

Explanation

References:
https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739989.html

Question 4 Single choice

Which approach does Cisco ACI use to achieve multidestination packet forwarding between leaf switches in the same fabric?

  1. A

    Map VXLAN VTEP to the multicast group

  2. B

    Map VXLAN to PIM-SM protocol

  3. C

    Map VXLAN VNI to the multicast group

  4. D

    Map VXLAN to PIM-DM protocol

Show answer and explanation

Correct answer: C

Question 5 Single choice

Refer to the exhibit. A customer experiences resource overconsumption on one of its border leaf switches.

Which action should be taken to reduce the consumption on this switch?

  1. A

    Disable VRF Policy Control Enforcement

  2. B

    Disable IP Data Plane Learning

  3. C

    Migrate L3Outs to another switch

  4. D

    Disable Remote EP Learning

Show answer and explanation

Correct answer: B

Question 6 Multiple choice

Refer to the exhibit. Between Cisco UCS Fls and Cisco ACI leaf switches, CDP is disabled, the LLDP is enabled, and LACP is in Active mode.

Which two discovery protocols and load-balancing mechanism combinations can be implemented for the DVS? (Choose two.)

  1. A

    CDP enabled, LLDP disabled, and LACP Active

  2. B

    CDP disabled, LLDP enabled, and MAC Pinning

  3. C

    CDP enabled, LLDP disabled, and MAC Pinning

  4. D

    CDP enabled, LLDP enabled, and LACP Active

  5. E

    CDP enabled, LLDP disabled, and LACP Passive

  6. F

    CDP disabled, LLDP enabled, and LACP Passive

Show answer and explanation

Correct answers: B, E

Question 7 Drag & drop

DRAG DROP

Refer to the exhibit. Drag and drop the subnets and flags from the left into the External Network Instance Profile policies on the right to create a setup that advertises only 10.10.0.0/24 and 10.10.1.0/24 prefixes in VRF1 and establishes connectivity between VRFs. Not all options are used.

Question diagram
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Correct answer diagram
Question 8 Single choice

Refer to the exhibit.

What must be configured in the service graph to redirect HTTP traffic between the EPG client and EPG server to go through the Cisco ASA firewall?

  1. A

    contract filter to allow ARP and HTTP

  2. B

    precise filter to allow only HTTP traffic

  3. C

    contract with no filter

  4. D

    permit-all contract filter

Show answer and explanation

Correct answer: A

Question 9 Single choice

An organization migrates its virtualized servers from a legacy environment to Cisco ACI. VM1 is incorrectly attached to PortGroup IT|3TierApp|Web.

Which action limits IP address learning in BD1?

  1. A

    Enable Enforce Subnet Check

  2. B

    Enable Rouge Endpoint Control

  3. C

    Enable GARP-based EP Move Detection Mode

  4. D

    Disable Remote EP Learn

Show answer and explanation

Correct answer: C

Question 10 Multiple choice

Refer to the exhibit.

Which two configurations enable inter-VRF communication? (Choose two.)

  1. A

    Set the subnet scope to Shared Between VRFs

  2. B

    Enable Advertise Externally under the subnet scope

  3. C

    Change the contract scope to Tenant

  4. D

    Change the subject scope to VRF

  5. E

    Export the contract and import as a contract interface

Show answer and explanation

Correct answers: B, E