AWS Transit GW

Question 1

What is a Transit Gateway?

Answer 1

It enables you to connect VPCs in a hub and spoke model with on-prem through VPN (today not DirectConnetc)

Question 2

I have three VPC’s and I need to use Transit GW to connect on-prem. I am thinking of using DirectConnect, is this a good option?

Answer 2

No, today only VPN are available with TransitGW

Question 3

I have two accounts and I want to connect many VPC’s in each account to on-prem over VPN, what options do I have?

Answer 3

Use the transit GW as it can be shared across multiple accounts.

Question 4

I have VPC’s in multiple regions and I want to connect using my Transit GW, how cna I do this?

Answer 4

Currently, you can not use the Transit GW to with VPC’s in multiple regions.

Question 5

With transit gateway can you enable traffic or restrict traffic from the vPCs?

Answer 5

Yes 100%, you cna define through the Transit GW the routes for the VPC traffic.

Question 6

What on-prem connectivity is supported?

Answer 6

• VPN

- Direct connect

Question 7

I have VPC in different regions, how can i connect them?

Answer 7

You have two options,
- Peering
Transit GW now supports inter-region

Question 8

What is the bandwidth of the VPN

Answer 8

1.25GiB