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Cisco 300-620 問題練習

Implementing Cisco Application Centric Infrastructure (DCACI) 試験

最新更新時間: 2024/03/19,合計60問。

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Question No : 1
Which two types of interfaces are supported on border leaf switches to connect to an external router? (Choose two.)

正解:

Question No : 2
A customer migrates a legacy environment to Cisco ACI. A Layer 2 trunk is configured to interconnect the two environments. The customer also builds ACI fabric in an application-centric mode .
Which feature should be enabled in the bridge domain to reduce instability during the migration?

正解:

Question No : 3
An engineer is troubleshooting fabric discovery in a newly deployed Cisco ACI fabric and analyzes this output:



Which ACI fabric address is assigned to interface lo1023?

正解:

Question No : 4
Which type of policy configures the suppression of faults that are generated from a port being down?

正解:

Question No : 5
Refer to the exhibit.



A systems engineer is implementing the Cisco ACI fabric. However, the Server2 information is missing from the Leaf 101 endpoint table and the COOP database of the spine. The requirement is for the bridge domain configuration to enforce the ACI fabric to forward the unicast packets generated by Server1 destined to Server2 .
Which action must be taken to meet these requirements?

正解:
Explanation:
Both servers are in the same subnet. ARP flooding is out if we read the article in the link. Also unicast routing is not needed. https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739989.html



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Question No : 6
Which attribute should be configured for each user to enable RADIUS for external authentication in Cisco ACI?

正解:
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/2-x/Security_config/b_Cisco_APIC_Security_Configuration_Guide/b_Cisco_APIC_Security_Guide_chapter_01011.html

Question No : 7
A customer implements RBAC on a Cisco APIC using a Windows RADIUS server that is configured with network control policies.
The APIC is as follows:
✑ Tenant = TenantX
✑ Security Domain = Tenantx-SD
✑ User = X
The customer requires User X to have access to TenantX only, without any extra privilege in the Cisco ACI fabric domain .
Which Cisco AV pair must be implemented on the RADIUS server to meet these requirement?

正解:
Explanation: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/2-x/Security_config/b_Cisco_APIC_Security_Guide/b_Cisco_APIC_Security_Guide_chapter_ 0100.html



Graphical user interface, text, application
Description automatically generated

Question No : 8
Which action sets Layer 2 loop migration in an ACI Fabric with a Layer 2 Out configured?

正解:

Question No : 9
All workloads in VLAN 1001 have been migrated into EPG-1001. The requirement is to move the gateway address for VLAN 1001 from the core outside the Cisco ACI fabric into the Cisco ACI fabric. The endpoints in EPG-1001 must route traffic to endpoints in other EPGs and minimize flooded traffic in the fabric .
Which configuration set is needed on the bridge domain to meet these requirements?

正解:

Question No : 10
In the context of ACI Multi-Site, when is the information of an endpoint (MAC/IP) that belongs to site 1 advertised to site 2 using the EVPN control plane?

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

Question No : 11
How is an EPG extended outside of the ACI fabric?

正解:
Explanation:
Reference: https://www.dclessons.com/l2-external-network-with-aci

Question No : 12
An engineer wants to monitor all configuration changes, threshold crossing, and link-state transitions in a Cisco ACI fabric .
Which action must be taken to receive the required messages?

正解:
Explanation:
After searching, there is nothing called “syslog source policy” in ACI. Syslog source policy exists in UCS Central. The choices now are on “Monitoring Policy” that exits on A and C.
https://community.cisco.com/legacyfs/online/attachments/blog/technote-aci-syslog_external-latest.pdf
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/all/faults/guide/b_APIC_Faults_Errors/b_IFC_Faults_Errors_chapter_010.html



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Question No : 13
Which two dynamic routing protocols are supported when using Cisco ACI to connect to an external Layer 3 network? (Choose two.)

正解:
Explanation:
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_010010.html

Question No : 14
Which tenant is used when configuring in-band management IP addresses for Cisco APICs, leaf nodes, and spine nodes?

正解:
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/kb/b_KB_Configuring_Static_Management_Access.html#concept_CFF63FEBE947424291B0 F10E6F23DA7D

Question No : 15
An engineer is configuring ACI VMM domain integration with Cisco UCS-B Series .
Which type of port channel policy must be configured in the vSwitch policy?

正解:
Explanation:
Reference: https://www.cisco.com/c/en/us/support/docs/cloud-systems-management/application-policy-infrastructure-controller-apic/118965-config-vmm-aci-ucs-00.html

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