[2024年06月21日] 300-630 PDF問題とテストエンジンには126問があります
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Cisco 300-630認定試験では、高度なポリシーコンストラクト、エンドポイントグループ（EPG）、契約、マイクロセグメンテーション、サービスグラフ、サービス挿入、トラブルシューティング、自動化など、ACIに関連する幅広いトピックをカバーしています。候補者は、ACIアーキテクチャ、コンポーネント、および操作を深く理解することが期待されています。また、大規模なデータセンターネットワークを設計、展開、および管理するための最新のACIテクノロジーとベストプラクティスにも精通している必要があります。
質問 # 11
How does Cisco ACI manage the STP BPDUs between two pods?
- A. Special multicast group 239.255.255.255 is used to forward STP BPDUs
- B. BPDUs are forwarded over IPN using the bridge domain GIPo multicast address
- C. Cisco ACI spines perform ingress replication for STP BPDUs
- D. Cisco ACI spines suppress STP BPDUs to be forwarded to other pods
正解：B
質問 # 12
Which PIM version must be configured in the Inter-Pod Network to allow broadcast, unknown unicast, and multicast flooding between Cisco ACI pods?
- A. PIM sparse mode
- B. Source Specific Multicast
- C. PIM dense mode
- D. Bidirectional PIM
正解：D
質問 # 13
Refer to the exhibit. Server S1 is connected to Cisco ACI using two NIC interfaces. NIC1 is an active interface and NIC2 is a standby interface. NIC2 uses its MAC address to send traffic to the Cisco ACI fabric when NIC1 is offline. The requirement is to update the IP address to use the MAC address of NIC2. Which action accomplishes this goal?
- A. Clear remote MAC entries.
- B. Set L2 Unknown Unicast to Proxy.
- C. Activate IP Data Plane Learning,
- D. Enable GARP EP Move Detection.
正解：D
質問 # 14
An engineer deployed a Cisco ACI fabric and noticed that the fabric learns endpoints from subnets that are not configured on a bridge domain. To meet strict security requirements, the engineer must prevent this behavior. Which action must be taken to prevent this behavior?
- A. Enable Enforce Subnet Check
- B. Configure Static Binding
- C. Implement Pervasive Gateway
- D. Activate Enable Data Plane Endpoint Learning
正解：A
質問 # 15
An engineer designs a Cisco ACI Multi-Pod solution that requires a pair of active-standby firewalls in different pods for external connectivity. How should the firewalls be implemented?
- A. PBR for routed firewalls
- B. separate L3Out peerings for routed firewalls
- C. transparent firewalls
- D. routed firewall for the default gateway
正解：B
解説：
Both transparent firewall and firewall as default gateway are not suitable, because not only external connectivity goes through firewall.
https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric- infrastructure/white-paper-c11-739571.html
質問 # 16
Refer to the exhibit.
Which three actions should be taken to implement the vPC in the Cisco ACI fabric? (Choose three.)
- A. Select common interface profiles
- B. Select individual switch profiles
- C. Select a common vPC interface policy group
- D. Select individual interface profiles
- E. Select common switch profiles
正解：C、D、E
質問 # 17
An engineer is configuring ACI Multi-Pod between two data centers and must plan the physical cabling in the primary data center. How must the Cisco ACI Multi-Pod topology be connected?
- A. Connect leaf switch 101 and 102 in pod 1 to ports on a device that is providing IP connectivity between pods.
- B. Connect spine switch 201 and 202 in pod 1 directly to spine switch 201 and 202 in pod 2.
- C. Connect leaf switch 101 and 102 in pod 1 directly to leaf switch 101 and 102 in pod 2.
- D. Connect spine switch 201 and 202 in pod 1 to ports on a device that is providing IP connectivity between pods.
正解：D
質問 # 18
Which action extends an EPG outside of the Cisco ACI fabric?
- A. Extend the bridge domain to an outside network.
- B. Create a Layer 3 port.
- C. Enable a routing protocol on the border leaf.
- D. Manually assign a port to a VLAN and map the VLAN to an EPG
正解：A
質問 # 19 
Refer to the exhibit. Which three actions should be taken to implement the vPC in the Cisco ACI fabric?
(Choose three.)
- A. Select common interface profiles
- B. Select individual switch profiles
- C. Select a common vPC interface policy group
- D. Select individual interface profiles
- E. Select common switch profiles
正解：C、D、E
解説：
Section: Advanced ACI Policies and Integrations
質問 # 20
Refer to the exhibit.
A customer implements Cisco ACI Multi-Site with default MTU settings between two sites. Which configuration should be applied on the interface Eth1/10 on the ISN-1 device?
- A. Option A
- B. Option B
- C. Option C
- D. Option D
正解：A
質問 # 21
A packet is routed between two endpoints on different Cisco ACI leaf switches. Which VXLAN VNID is applied to the packet?
- A. FD
- B. BD
- C. EPG
- D. VRF
正解：B
質問 # 22
What are two characteristics of network-centric design in Cisco ACI? (Choose two.)
- A. EPGs are used for microsegmentation
- B. A bridge domain has one subnet and one EPG
- C. Applications define the network requirements
- D. EPGs are different security zones
- E. There is open communication between EPGs
正解：B、E
質問 # 23
Refer to the exhibit.
An engineer wants to avoid connectivity problems for the endpoint EP1 when it reaches an external L3Out network through the gateway 10.2.2.254/24. Which two configurations must be implemented in BD-BD2? (Choose two.)
- A. Disable unicast routing
- B. Enable unicast routing
- C. Enable IP data plane learning for the VRF
- D. Disable ARP flooding
- E. Enable ARP flooding
正解：A、D
質問 # 24
An engineer must allow routes learned from one L3Out to be advertised out another L3Out. The engineer does not have an explicit list of all the routes that must be advertised out, however, they know that they are all part of the 10.16.0.0/16 CIDR block. Which attributes must be selected under Ext-EPG to allow the necessary routes to be advertised out?
- A. Disable Shared Route Control Subnet and enable Aggregate Shared Routes
- B. Enable Export Route Control Subnet and enable Shared Route Control Subnet
- C. Enable Export Route Control Subnet and disable Aggregate Shared Routes
- D. Enable Export Route Control Subnet and enable Aggregate Export
正解：D
解説：
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_01001.html
質問 # 25
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.
正解：
解説：
質問 # 26
A network engineer configured an active-active firewall cluster that is stretched across separate pods in the Cisco ACI fabric. Which two implementation setups for anycast services are available? (Choose two.)
- A. Modify the MAC address on the second firewall
- B. Deselect No Default SVI Gateway under EPG Subnet
- C. Configure the firewalls behind an EPG subnet
- D. Deploy a Layer 4 to Layer 7 service graph with PBR
- E. Modify the Cisco ACI contract scope
正解：C、D
質問 # 27 
Refer to the exhibit. The 0.0.0.0/0 is configured as a default static route on L3Out-1. Which action should be taken for the 0.0.0.0/0 prefix to advertise out on L3Out-2 OSPF?
- A. Enable Aggregate Export Subnet
- B. Enable Shared Security Import Subnet
- C. Enable Export Route Control Subnet
- D. Enable Shared Route Control Subnet
正解：A
解説：
Section: Advanced ACI Policies and Integrations
質問 # 28 
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. Direct Connect in the service graph template
- C. Unicast Route disabled for client and server bridge domains
- D. PBR node tracking
正解：A
解説：
Section: ACI Packet Forwarding
質問 # 29
Which action must be taken to connect two nonsilient servers in active/standby mode to two ACI leaves?
- A. Configure ARP flooding for the bridge domain if the MAC address of the active interface stays identical after a NIC failover
- B. Enable ARP flooding for the bridge domain if the MAC address of the active interface changes after NIC failover
- C. Disable dataplane learning to avoid endpoint flapping
- D. Implement a virtual PortChannel on ACI leaves
正解：A
質問 # 30
The servers are dual-homed to Cisco ACI Leaf1001 and Leaf1002 and must be connected in an active-active mode. The server NICs do not support LACP. These settings have already been configured on the Cisco ACI:
- interface policy group type Leaf Access Port named active-active-
noLACP
- three port selectors: port-1, port-2, and port-3
- AEP called active-active-noLACP has three associated EPGs: EPG-A,
EPG-B, and EPG-C
Which action must be taken to migrate the server ports to a different leaf switch in the event of a catastrophic failure?
- A. Configure the AEP on a physical domain.
- B. Enable Port Tracking under System Settings.
- C. Enable IP Data Plane Learning.
- D. Configure failover VLANs in the VLAN pool.
正解：B
質問 # 31
Which feature should be disabled on a bridge domain when a default gateway for endpoints is on an external device instead of a Cisco ACI bridge domain SVI?
- A. proxy ARP
- B. unicast routing
- C. ARP flooding
- D. unknown unicast flooding
正解：D
解説：
Section: Advanced ACI Policies and Integrations
質問 # 32
What are two characteristics of Cisco ACI interaction with MSTP? (Choose two.)
- A. A dedicated EPG must be created for the native VLAN ID with static bindings toward the MSTP- enabled switches.
- B. The PVST simulation must be configured on external network switches to support MSTP.
- C. A static path binding is required for native VLAN to carry the MST BPDUs in existing EPGs.
- D. A Cisco ACI leaf flushes all local endpoints in the received EPG when an MSTP TCN frame is received.
- E. Mis-cabling protocol is used to snoop the MSTP TCN packets.
正解：A、D
質問 # 33
An engineer created a Cisco ACI environment in which multiple tenants reuse the same contract. The requirement is to prevent inter-tenant communication. Which action meets this requirement?
- A. Create the contract in the user tenant with the scope set to VRF and exported to other tenants
- B. Create the contract in the common tenant with the scope set to Global
- C. Create the contract in the user tenant with the scope set to Global and exported to other tenants
- D. Create the contract in the common tenant with the scope set to Tenant
正解：D
質問 # 34
Which firewall connection allows for the integration of service nodes in transparent mode with a Cisco ACI Multi-Pod setup?
- A. active-active mode per pods for communication between internal endpoints
- B. active-standby mode across pods
- C. active-active mode across pods
- D. active-standby mode per pods for communication between endpoints and external networks
正解：B
質問 # 35
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Cisco 300-630認定試験は、複雑なデータセンター環境でCiscoアプリケーション中心のインフラストラクチャ（ACI）の実装を専門としたいITプロフェッショナル向けに設計されています。この試験は、すでにCisco 300-620 DCACI試験を完了し、ACI実装スキルをさらに強化したい人を対象としています。この試験に合格すると、最新のデータセンター操作の成功に重要な高度なACI機能を展開、構成、および管理する候補者の能力が検証されます。
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