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Exam2pass > Cisco > Cisco Certifications > 600-660 > 600-660 Online Practice Questions and Answers

600-660 Online Practice Questions and Answers

Questions 4

Refer to the exhibit. How is the ARP request from VM1 forwarded when VM2 is not learned in the Cisco ACI fabric?

A. Leaf 101 forwards the ARP request to one of the proxy VTEP spines.

B. POD1 spine responds to the ARP request after the POD1 COOP is updated with the VM2 location.

C. Leaf 101 encapsulates the ARP request into a multicast packet that is destined to 225.0.37.192.

D. Leaf 101 switch consumers the ARP reply of VM2 to update the local endpoint table.

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Correct Answer: A

Questions 5

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

A. Map VXLAN VTEP to the multicast group

B. Map VXLAN to PIM-SM protocol

C. Map VXLAN VNI to the multicast group

D. Map VXLAN to PIM-DM protocol

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Correct Answer: C

Questions 6

Which two actions are the Cisco best practices to configure NIC teaming load balancing for Cisco UCS B-Series blades that are connected to the Cisco ACI leaf switches? (Choose two.)

A. Create vPC+

B. Enable LACP active mode

C. Create PAgP

D. Create vPC

E. Enable MAC pinning

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Correct Answer: BE

Questions 7

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?

A. contract filter to allow ARP and HTTP

B. precise filter to allow only HTTP traffic

C. contract with no filter

D. permit-all contract filter

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Correct Answer: A

Questions 8

Refer to the exhibits. Which subject must be configured for the All_noSSH contract to allow all IP traffic except SSH between the two EPGs?

A.

B.

C.

D.

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Correct Answer: D

Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/1-x/ACI_Best_Practices/b_ACI_Best_Practices/b_ACI_Best_Practices_chapter_010.html

Questions 9

Refer to the exhibit. An engineer must have communication between EPG1 in VRF1 and External EPG in VRF2. Which three actions should be taken for the defined subnets in the L3Out External EPG to accomplish this goal? (Choose three.)

A. Enable Shared Route Control Subnet

B. Enable External Subnets for External EPG

C. Enable Export Route Control Subnet

D. Enable Shared Security Import Subnet

E. Enable Aggregate Shared Routes

F. Enable Import Route Control Subnet

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Correct Answer: CDF

Reference: https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/guide-c07-743150.html

Questions 10

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?

A. Select the Route Reflector field in Pod Peering

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

C. Configure POD 2 Data Plane TEP under the Pod Connection Profile

D. Add the IPN subnet under the Fabric External Routing Profile

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Correct Answer: D

Questions 11

An organization deploys active-active data centers and active-standby firewalls in each data center. Which action should be taken in a Cisco ACI Multi-Pod to maintain traffic symmetry through the firewalls?

A. Enable Endpoint Dataplane Learning

B. Disable service node Health Tracking

C. Enable Pod ID Aware Redirection

D. Disable Resilient Hashing

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Correct Answer: B

Questions 12

An engineer configures a new Cisco ACI Multi-Site Orchestrator node to join an MSO cluster. Which two components are necessary to ensure that the new node has IP connectivity in this configuration? (Choose two.)

A. Cisco ACI spine interfaces that are connected to ISN

B. Cisco APICs over the OOB management network

C. existing Cisco ACI Multi-Site Orchestrator node

D. management IP of ESXi hosts where the controllers are deployed

E. OOB interface of ISN

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Correct Answer: BC

Reference: https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739609.html

Questions 13

Refer to the exhibit. Which feature is available across sites if EPGs are stretched?

A. active-active high-availability firewall clustering

B. Layer 3 routing between sites

C. Layer 2 flooding across sites

D. live virtual machine migration

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Correct Answer: B

Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/aci_multi-site/sw/1x/fundamentals/b_Cisco_ACI_Multi-Site_Fundamentals/b_ACI_Multi-Zone_Fundamentals_chapter_01.pdf (6)

Exam Code: 600-660
Exam Name: Implementing Cisco Application Centric Infrastructure - Advanced
Last Update: Jun 10, 2025
Questions: 60

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