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300-620 Questions and Answers

Question # 6

Which two protocols support accessing backup files on a remote location from the APIC? (Choose two.)

A.

TFTP

B.

FTP

C.

SFTP

D.

SMB

E.

HTTPS

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Question # 7

An ACI administrator notices a change in the behavior of the fabric. Which action must be taken to determine if a human intervention introduced the change?

A.

Inspect event records in the APIC UI to see all actions performed by users.

B.

Inspect /var/log/audit_messages on the APIC to see a record of all user actions.

C.

Inspect audit logs in the APIC UI to see all user events.

D.

Inspect the output of show command history in the APIC CLI.

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Question # 8

A network engineer must integrate VMware vCenter cluster with Cisco ACI. The requirement is for the management traffic of the hypervisors and VM controllers to use the virtual switch associated with the Cisco Application Policy. The EPG called "Vmware-MGMT" with VLAN 300 has been created for this purpose. Which set of steps must be taken to complete the configuration?

A.

Add VLAN 300 with static allocation to the VLAN POOL that is used for VMM integration.

Attach the VMM domain to the target EPG with resolution preprovision, mode static, untagged access VLAN, and Port-Encap 300.

B.

Associate the target EPG with the VMM domain with default settings.

Enable Infrastructure VLAN on AAEP used toward VMware hypervisors.

C.

Enable Infrastructure VLAN on AAEP used toward VMware hypervisors.

Associate the target EPG with the VMM domain with default settings.

D.

Enable Infrastructure VLAN on AAEP used toward VMware hypervisors.

Create a static binding in the target EPG toward VMware hypervisors with VLAN 300, untagged access VLAN, and Untagged 802.1P mode.

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Question # 9

An application team tells the Cisco ACI network administrator that it wants to monitor the statistics of the unicast and BUM traffic that are seen in a certain EPG. Which statement describes the collection statistics?

A.

All EPGs in the Cisco ACI tenant object must be enabled for statistics to be collected.

B.

Cisco ACI does not capture statistics at the EPG level. Only statistics that pass through ACI contracts can be monitored.

C.

EPG statistics can be collected only for VMM domains. If a physical domain exists, statistics are not collected.

D.

The collection of statistics is enabled on the EPG level by enabling the statistics for unicast and BUM traffic.

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Question # 10

Which two statements regarding ACI Multi-Site are true? (Choose two.)

A.

The Multi-Site orchestrator must be directly attached to one ACI leaf.

B.

Routers in the Inter-Site network must run OSPF, DHCP relay, and MP-BGP.

C.

ACI Multi-Site is a solution that supports a dedicated APIC cluster per site.

D.

ACI Multi-Site is a solution that allows one APIC cluster to manage multiple ACI sites.

E.

The Inter-Site network routers should run OSPF to establish peering with the spines.

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Question # 11

When does the Cisco ACI leaf learn a source IP or MAC as a remote endpoint?

A.

When VXLAN traffic arrives on a leaf fabric port from the spine and outer source IP is in the Layer 3 Out EPG subnet range.

B.

When VXLAN traffic arrives on a leaf fabric port from the spine and outer source IP is in the bridge domain subnets range.

C.

When VXLAN traffic arrives on a leaf fabric port from the spine and inner source IP is in the Layer 3 Out EPG subnet range.

D.

When VXLAN traffic arrives on a leaf fabric port from the spine and inner source IP is in the bridge domain subnets range.

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Question # 12

An engineer wants to filter the System Faults page and view only the active faults that are present in the Cisco

ACI fabric. Which two lifecycle stages must be selected for filtering? (Choose two.)

A.

Raised

B.

Retaining

C.

Soaking, Clearing

D.

Raised, Clearing

E.

Soaking

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Question # 13

Which tenant is used when configuring in-band management IP addresses for Cisco APICs, leaf nodes, and spine nodes?

A.

default

B.

infra

C.

common

D.

mgmt

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Question # 14

In the context of VMM, which protocol between ACI leaf and compute hosts ensures that the policies are pushed to the leaf switches for immediate and on demand resolution immediacy?

A.

VXLAN

B.

LLDP

C.

ISIS

D.

STP

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Question # 15

Which new construct must a user create when configuring in-band management?

A.

VLAN pool

B.

management contract

C.

management tenant

D.

bridge domain

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Question # 16

An engineer must deploy Cisco ACI across 10 geographically separated data centers. Which ACI site deployment feature enables the engineer to control which bridge domains contain Layer 2 flooding?

A.

GOLF

B.

Multi-Site

C.

Multi-Pod

D.

Stretched Fabric

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Question # 17

An ACI engineer is implementing a Layer 3 out inside the Cisco ACI fabric that must meet these requirements:

  • The data center core switch must be connected to one of the leaf switches with a single 1G link.
  • The routes must be exchanged using a link-state routing protocol that supports hierarchical network design.
  • The data center core switch interface must be using 802.1Q tagging, and each vlan will be configured with a dedicated IP address.

Which set of steps accomplishes these goals?

A.

Set up the ElGRP Protocol policy with the selected Autonomous System number. Set up the Routed External Network object ana Node Profile, selecting ElGRP Create the Switch profile, selecting Port-channel and the appropriate interfaces Create the default network and associate it with the Routed Outside object.

B.

Set up the BGP Protocol policy with the Autonomous System number of 0.

Configure an interface policy and an External Bridged Domain.

Create an External Bridged Network using the configured VLAN pool.

Build the Leaf profile, selecting Routed sub-interface and the appropriate VLAN.

C.

Configure the OSPF Protocol policy with an area of 0.

Create Routed Outside object and Node Profile, selecting OSPF as the routing protocol. Build the Interface profile, selecting Routed Sub-interface and the appropriate VLAN. Configure the External Network object with a network of 0.0.0.0/0.

D.

Set up the ElGRP Protocol policy with the selected Autonomous System number. Create the Routed Outside object and Node Profile selecting ElGRP Configure the Interface profile selecting Routed Interface and the appropriate interfaces. Create the External Network object with a network of 0.0.0.0/0.

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Question # 18

Refer to the exhibit. An engineer is configuring a production Multi-Site solution to provide connectivity from EPGs from a specific site to networks reachable through a remote site L3OUT. All required schema and template objects are already defined. Which additional configuration must be implemented in the Multi-Site Orchestrator to support the cross-site connectivity?

A.

Configure a routable TEP pool for SITE1.

B.

Enable CloudSec for intersite traffic encryption.

C.

Add a new stretched external EPG to the existing L3OUT.

D.

Implement a policy-based redirect using a service graph.

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Question # 19

Refer to the exhibit.

An engineer is implementing Cisco ACI – VMware vCenter integration for a blade server that lacks support of bonding. Which port channel mode results in “route based on originating virtual port” on the VMware VDS?

A.

Static Channel – Mode On

B.

MAC Pinning-Physical-NIC-load

C.

LACP Passive

D.

MAC Pinning+

E.

LACP Active

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Question # 20

Which class of ACI object is presented in this output?

A.

Contract

B.

Bridge Domain

C.

Tenant

D.

Endpoint

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Question # 21

An administrator must migrate the vSphere Management VMkernel of all ESXi hosts in the production cluster from the standard default virtual switch to a VDS that is integrated with APIC in a VMM domain. Which action must be completed in this scenario?

A.

The Management VMkernel EPG resolution must be set to Pre-Provosion.

B.

The administrator must create an in-band VMM Management EPG before performing the migration.

C.

The administrator must set the Management VMkernel BD resolution immediacy to On-Demand.

D.

The VMkernel Management BD must be located under the Management Tenant.

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Question # 22

Refer to the exhibit. A Cisco ACI fabric displays this fault. Which set of actions modifies the event to be displayed as a warning in the future?

A.

Navigate to the ACI Events tab.

Create a new record.

B.

Navigate to the ACI Fault tab.

Create a new record.

C.

Navigate to the ACI Events tab.

Change the severity level.

D.

Navigate to the ACI Fault tab.

Change the severity level.

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Question # 23

When creating a subnet within a bridge domain, which configuration option is used to specify the network visibility of the subnet?

A.

limit IP learning to subnet

B.

scope

C.

gateway IP

D.

subnet control

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Question # 24

What is MP-BGP used for in Cisco ACl fabric?

A.

MP-BGP VPNv4 AF is used to propagate L3Out routes that are received from a border leaf to the fabric.

B.

MP-BGP VPNv4 AF is used between spines in an ACI Multi-Pod fabric to propagate the endpoint

C.

MP-BGP VPNv4 AF is used as protocol on L3Out between a border leaf and an external router

D.

MP-BGP Layer 2 VPN EVPN AF is used to propagate L30ut routes that are received from a border leaf.

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Question # 25

An engineer needs to deploy a leaf access port policy group in ACI Fabric to support the following requirements:

• Control the amount of application data flowing into the system

• Allow the newly connected device to auto-negotiate link speed with the leaf switch

Which two ACI policies must be configured to achieve these requirements? (Choose two.)

A.

L2 interface policy

B.

link level policy

C.

slow drain policy

D.

ingress control plane policing policy

E.

ingress data plane policing policy

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Question # 26

On which two interface types should a user configure storm control to protect against broadcast traffic? (Choose two.)

A.

APIC facing interfaces

B.

port channel on a single leaf switch

C.

all interfaces on the leaf switches in the fabric

D.

endpoint-facing trunk interface

E.

fabric uplink interfaces on the leaf switches

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Question # 27

Drag and drop the Cisco ACI Layer 4 to Layer 7 service insertion terms on the left to the correct descriptions on the right.

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Question # 28

Refer to the exhibit.

An engineer must implement the inter-tenant service graph. Which set of actions must be taken to accomplish this goal?

A.

• Define the contract in the provider tenant and export it to the consumer tenant.

• Define the L4-L7 device, service graph template, and ASA bridge domains in the provider tenant.

B.

• Define the contract in the provider tenant and export it to the consumer tenant.

• Define the L4-L7 device and service graph template in the provider tenant and the ASA bridge domains in the consumer tenant.

C.

• Define the contract in the provider tenant and export it to the provider tenant.

• Define the L4-L7 device and service graph template in the provider tenant and the ASA bridge domains in the consumer tenant.

D.

• Define the contract in the provider tenant and export it to the provider tenant.

• Define the L4-L7 device, service graph template, and ASA bridge domains in the consumer tenant.

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