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ANS-C01 · Question #56

A company has its production VPC (VPC-A) in the eu-west-1 Region in Account 1. VPC-A is attached to a transit gateway (TGW-A) that is connected to an on-premises data center in Dublin, Ireland, by…

The correct answer is B. Associate TGW-B with the Direct Connect gateway. Advertise the VPC-B CIDR block under the D. Configure inter-Region transit gateway peering between TGW-A and TGW-B. Add the peering. Only one Transit VIF is possible with one Direct connection. With DX gateway, 3 Transit Gateways (same or different regions) can be added.

Submitted by jakub_pl· Mar 6, 2026Design and implement hybrid network architectures

Question

A company has its production VPC (VPC-A) in the eu-west-1 Region in Account 1. VPC-A is attached to a transit gateway (TGW-A) that is connected to an on-premises data center in Dublin, Ireland, by an AWS Direct Connect transit VIF that is configured for an AWS Direct Connect gateway. The company also has a staging VPC (VPC-B) that is attached to another transit gateway (TGW-B) in the eu-west-2 Region in Account 2. A network engineer must implement connectivity between VPC-B and the on-premises data center in Dublin. Which solutions will meet these requirements? (Choose two.)

Options

  • AConfigure inter-Region VPC peering between VPC-A and VPC-B. Add the required VPC peering
  • BAssociate TGW-B with the Direct Connect gateway. Advertise the VPC-B CIDR block under the
  • CConfigure another transit VIF on the Direct Connect connection and associate TGW-B. Advertise
  • DConfigure inter-Region transit gateway peering between TGW-A and TGW-B. Add the peering
  • EConfigure an AWS Site-to-Site VPN connection over the transit VIF to TGW-B as a VPN

How the community answered

(63 responses)
  • A
    5% (3)
  • B
    65% (41)
  • C
    21% (13)
  • E
    10% (6)

Explanation

Only one Transit VIF is possible with one Direct connection. With DX gateway, 3 Transit Gateways (same or different regions) can be added.

Topics

#AWS Transit Gateway#AWS Direct Connect#Direct Connect Gateway#TGW Peering

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