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H12-921_V1.0 · Question #220

In the cloudfabric solution, when using mdc to row aws has a cloud network, igws in the aws type will be projected as which of the following options?

The correct answer is D. External Gateways. In CloudFabric's MDC (Multi-Domain Controller) integration with AWS, Internet Gateways (IGWs) function as the boundary component connecting a VPC to the external internet - making External Gateways (D) the correct projection, since CloudFabric maps AWS border/egress constructs…

Data Center Interconnection (DCI) Technologies

Question

In the cloudfabric solution, when using mdc to row aws has a cloud network, igws in the aws type will be projected as which of the following options?

Options

  • ALogic Router
  • BIGW routing table
  • CTransitRouter
  • DExternal Gateways

How the community answered

(28 responses)
  • A
    4% (1)
  • B
    7% (2)
  • C
    11% (3)
  • D
    79% (22)

Explanation

In CloudFabric's MDC (Multi-Domain Controller) integration with AWS, Internet Gateways (IGWs) function as the boundary component connecting a VPC to the external internet - making External Gateways (D) the correct projection, since CloudFabric maps AWS border/egress constructs to its own "External Gateway" abstraction, preserving the semantic role of the resource.

Why the distractors are wrong:

  • A. Logic Router - Represents internal Layer 3 routing within the virtual network fabric, not the VPC-to-internet boundary role an IGW fills.
  • B. IGW routing table - A literal/partial label; CloudFabric projects the IGW as a gateway object, not as a routing table artifact. Route tables are separate constructs.
  • C. TransitRouter - Represents hub-and-spoke transit connectivity between multiple VPCs or networks (analogous to AWS Transit Gateway), not the internet-facing exit point an IGW provides.

Memory tip: Think of it this way - an IGW is the gateway to the outside world, and CloudFabric calls outside-world gateways "External Gateways." The word "external" in both the AWS concept (external internet) and the CloudFabric term directly mirror each other. If you remember that IGW = "exit to external," the D answer becomes intuitive.

Topics

#CloudFabric Architecture#AWS IGW Mapping#Multi-Datacenter Cloud Integration#Network Gateway Abstraction

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