Cisco 300-630 Online Practice Questions and Exam Preparation

Cisco 300-630 Online Questions & Answers

• Question 51:

  A Cisco ACI fabric is configured with these settings:

  A single VRF exists that contains 100 EPGs.

  EPGs 1 to 50 must be permitted to communicate.

  EPGs 51 to 100 must NOT be allowed to communicate with EPGs 1 to 50.

  EPG 51 must be allowed to communicate with EPG 10

  Which two actions must be taken to accomplish these requirements? (Choose two.)

  A. Create a vzAny contract.
  B. Create a standard contract between EPG 51 and EPG 10.
  C. Select the Intra-EPG Isolation checkbox.
  D. Set policy control enforcement to Unenforced.
  E. Enable the Preferred Group option on EPGs 1 to 50
  B. Create a standard contract between EPG 51 and EPG 10.
  E. Enable the Preferred Group option on EPGs 1 to 50

• Question 52:

  

  Refer to the exhibit. Between Cisco UCS Fls and Cisco ACI leaf switches, CDP is disabled, the LLDP is enabled, and LACP is in Active mode. Which two discovery protocols and load-balancing mechanism combinations can be implemented for the DVS? (Choose two.)

  A. CDP enabled, LLDP disabled, and LACP Active
  B. CDP disabled, LLDP enabled, and MAC Pinning
  C. CDP enabled, LLDP disabled, and MAC Pinning
  D. CDP enabled, LLDP enabled, and LACP Active
  E. CDP enabled, LLDP disabled, and LACP Passive
  F. CDP disabled, LLDP enabled, and LACP Passive
  B. CDP disabled, LLDP enabled, and MAC Pinning
  C. CDP enabled, LLDP disabled, and MAC Pinning

• Question 53:

  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
  B. Cisco APICs over the OOB management network
  C. existing Cisco ACI Multi-Site Orchestrator node

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

• Question 54:

  

  Refer to the exhibit. How are the STP BPDUs forwarded over Cisco ACI fabric?

  A. STP BPDUs that are generated by Switch2 are received by Switch1 and Switch3.
  B. Cisco ACI fabric drops all STP BPDUs that are generated by the external switches.
  C. Cisco ACI acts as the STP root for all three external switches.
  D. STP BPDUs that are generated by Switch1 are received only by Switch3.
  D. STP BPDUs that are generated by Switch1 are received only by Switch3.

• Question 55:

  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. unicast routing
  B. ARP flooding
  C. unknown unicast flooding
  D. proxy ARP
  A. unicast routing

• Question 56:

  An engineer is configuring a Cisco ACI fabric and requires a shared L3Out network connectivity to external networks. The connectivity must be shared between different tenants. Which tenant type must be created to meet this requirement?

  A. common tenant
  B. infra tenant
  C. management tenant
  D. user tenant
  A. common tenant

• Question 57:

  What is a characteristic of a stretched bridge domain solution between Cisco ACI sites with Layer 2 flood enabled?

  A. BUM traffic between sites leverages ISN multicast replication.
  B. The solution reduces control plane overhead.
  C. Spine head-end replication is used to forward BUM traffic between sites.
  D. Contracts are local to the provided site.
  C. Spine head-end replication is used to forward BUM traffic between sites.

• Question 58:

  A customer plans to deploy a Cisco ACI Multi-Pod deployment. Which two features must be implemented on the IPN switches?

  A. Enable BIDIR-PIM. Configure a minimum multicast range of /15.
  B. Enable BIDIR-PIM. Configure a maximum multicast range of /23.
  C. Configure PIM anycast RP. Configure a minimum multicast range of /23.
  D. Configure PIM anycast RP. Configure a maximum multicast range of /15.
  A. Enable BIDIR-PIM. Configure a minimum multicast range of /15.

• Question 59:

  Which protocol must be applied between the inter-pod network and spines within each pod to allow broadcast traffic replication between Cisco ACI pods?

  A. MSDP Peering
  B. Multicast BGP
  C. Bidirectional PIM
  D. IGMP Registration
  C. Bidirectional PIM

• Question 60:

  Which firewall connection allows for the integration of service nodes in transparent mode with a Cisco ACI Multi-Pod setup?

  A. active-standby mode across pods
  B. active-active mode per pods for communication between internal endpoints
  C. active-standby mode per pods for communication between endpoints and external networks
  D. active-active mode across pods
  A. active-standby mode across pods

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  https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739571.html (table 1)