All Content tagged with AWS Transit Gateway
AWS Transit Gateway connects VPCs and on-premises networks through a central hub. This simplifies your network and puts an end to complex peering relationships. It acts as a cloud router – each new connection is only made once.
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I have several VPCs attached to the same Transit Gateway and I want my security group rules to reference security groups in the other VPCs instead of hard-coding CIDR blocks. I enabled the feature, an...
Rosa LlorenteEXPERT
published a month ago0 votes136 views
Centralized traffic inspection with Transit Gateway and Network Firewall often inspects far more than necessary, and per-GB charges dominate at scale. This post shows how three Transit Gateway feature...
Dounia LazliEXPERT
published a month ago0 votes140 views
When I click Save & Test on an Amazon CloudWatch data source in an Amazon Managed Grafana (AMG) workspace attached to a VPC, the request returns `504 Gateway Timeout`
I have a BGP Site-to-Site VPN between an AWS Transit Gateway and an Azure VPN Gateway (VNG) running active-active. Everything routes fine, but when I check on the AWS side, the VPN connection shows **...
We have a centralized inspection setup all inter-VPC traffic goes through Network Firewall via TGW route tables. Works fine but we're inspecting way too much. Internal service-to-service calls betwee...
Lucky IkaniSUPPORT ENGINEER
published 2 months ago5 votes476 views
I created a cross-account AWS Transit Gateway VPC attachment and it was accepted, but the attachment transitioned to a "failed" state instead of "available."
Lucky IkaniSUPPORT ENGINEER
published 2 months ago4 votes687 views
I want to use AWS CloudTrail to determine what configuration changes were made to my AWS Transit Gateway, such as route modifications, attachment changes, or propagation updates.
VatsalEXPERT
published 2 months ago2 votes695 views
This article provides a complete guide to AWS Transit Gateway Policy-Based Routing (PBR) — a new feature enabling traffic forwarding decisions based on source/destination IP, ports, and protocol inste...
H_ShahEXPERT
published 2 months ago4 votes220 views
This article presents a cost-optimization pattern using a dedicated AWS Direct Connect gateway with private virtual interfaces to bypass Transit Gateway for bulk storage traffic, while preserving the ...
I have a Lambda function and an EC2 instance in the same VPC subnet. Both use the same security group (which allows all internal traffic). An EC2 instance in the same subnet can connect to the target ...
Nikhil BhagatEXPERT
published 2 months ago0 votes356 views
This article compares the costs of seven common AWS networking architecture patterns against Amazon VPC Lattice alternatives. Each comparison includes detailed cost breakdowns with public pricing assu...
Is my understanding correct on where I should use TGW (Transit Gateway) and where I should use VGW (Virtual Private Gateway)?
When to Use VGW (Virtual Private Gateway) -
- Single-VPC Hybrid Connecti...