Cisco Cisco Certifications 600-660 Questions & Answers

• Question 51:

  

  Refer to the exhibit. What must be configured to allow the PBR node (LB-int) to monitor the availability of the endpoint that is in the EPG server?

  A. Endpoint Dataplane Learning

  B. Unicast Route disabled for client and server bridge domains

  C. PBR node tracking

  D. Direct Connect in the service graph template

  Correct Answer: A

• Question 52:

  What does the VXLAN source port add to the overlay packet forwarding when it uses the hash of Layer 2, Layer 3, and Layer 4 headers of the inner packet?

  A. ECMP

  B. TCP optimization

  C. disabled fragmentation

  D. jumbo frames

  Correct Answer: A

  Reference: https://www.cisco.com/c/en/us/support/docs/lan-switching/vlan/212682-virtual-extensible-lan-and-ethernet-virt.html

• Question 53:

  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

  Correct Answer: BE

• Question 54:

  

  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.

  Correct Answer: A

• Question 55:

  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

  Correct Answer: C

• Question 56:

  DRAG DROP

  A leaf receives unicast traffic that is destined to an unknown source, and spine proxy is enabled in the corresponding bridge domain. Drag and drop the Cisco ACI forwarding operations from the left into the order the operation occurs on the right.

  Select and Place:

  

  Correct Answer:

  

• Question 57:

  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.

  Select and Place:

  

  Correct Answer:

  

• Question 58:

  DRAG DROP

  Drag and drop the tenant implementation designs from the left onto the outcomes of the design when a greenfield Cisco ACI fabric is deployed on the right.

  Select and Place:

  

  Correct Answer:

  

• Question 59:

  DRAG DROP

  An engineer deploys a Cisco ACI Multi-Site Orchestrator for the first time. Drag and drop the actions from the left into the steps on the right to add a site and deploy new Cisco ACI objects to the fabric. Not all actions are used.

  Select and Place:

  

  Correct Answer:

  

• Question 60:

  DRAG DROP

  An engineer must migrate servers from a legacy data center infrastructure to a Cisco ACI fabric. Drag and drop the steps from the left into the order that they must be completed on the right to ensure the least amount of downtime.

  Select and Place:

  

  Correct Answer: