/tgw

VietAWS - AWS Transit Gateway Tutorials

1. Why AWS Transist Gateway?

  • Without Transit Gateway
    • VPC Peering
    • VPC Transit with IPSec
    • VPN per VPC to On-premises
  • Transit Gateway Annoucement Nov 26, 2018
  • Amazon VPC Quotas

AWS TGW Highlights:

  1. Number of attachements: 5,000
  2. Peering attachments per transit gateway: 50
  3. Transit gateways per VPC: 5
  4. Maximum bandwidth per VPC attachment, DXG, Peering TGW: 50 Gbps
  5. Maximum bandwidth per VPN tunnel: 1.25 Gbps

2. Architecture to Build (Multi-VPC, Cross-Region, Cross-Account)

VPC:
	1. DEV VPC (US1 - Account1)
	2. TEST VPC (US1 - Account1)
	3. SHARE VPC (US1 - Account1)
	4. BRANCH VPC (US2 - Account1)
	5. CROSS VPC (US1 - Account2)
	6. EGRESS VPC (Singapore - Account1)
Transit Gateway:
	1. TGW_US1
	2. TGW_US2
	3. TGW_SGN

Build Scenerios:

#1. Multi-VPC - Single Account - Single Region

#2. Multi-VPC - Cross Account - Single Region

#3. Multi-VPC - Single Account - Cross Region

#4. Multi-VPC - Cross Account - Cross Region

You also learn:

  1. Transit Gateway Single Route Table vs Multi Route Table
  2. AWS TGW Attachements, Associations, Propagation, Routes in TGW Route Table
  3. Using AWS RAM (Resource Access Manager)
  4. Setup VPC, IGW, Amazon EC2, Security Group, AWS SSM