Category: AWS Cloud WAN

This blog post is co-written by David Hocky from Comcast Corporation. This post explains how Comcast achieved faster time-to-market for new product launches, increased resiliency, and reduced operational overhead by using Amazon Web Services (AWS) Transit Gateway and AWS Direct Connect. Comcast is a global media and technology company. From the connectivity and platforms, to […]

Introduction Since its launch, AWS Cloud WAN has sparked a lot of interest from customers and has seen a number of enhancements. The latest is service insertion, a new capability that lets you easily insert AWS and third-party networking and security services onto AWS Cloud WAN using a central policy document. Using this feature, you […]

In this blog post, we present an augmented approach of managing AWS Cloud WAN segments in a secure, scalable, and on-demand way. When your organization increases the number of AWS accounts and AWS Regions in use, operational and security complexities related with admitting new user-created virtual private clouds (Amazon VPCs) to the network also increase—from […]

Update: June 28, 2024 – Corrections were made to Figure 5 and the subsequent packet walkthrough.  AWS Cloud WAN is a managed wide-area networking (WAN) service that you can use to build and operate wide area networks that connect your data centers and branch offices, as well as your Amazon Virtual Private Cloud (Amazon VPC) […]

Introduction In this post, we review advanced global routing scenarios with AWS Cloud WAN and AWS Direct Connect and dive into how you can control routing to build connectivity between AWS and on-premises locations. We also share best practices for optimizing routing in multi-Region hybrid networks and review common high-availability settings and failover scenarios. Customers […]

Update: Sep 9, 2024 – Expanded considerations section with clarification on cost dimensions. Introduction AWS Cloud WAN is a managed wide-area networking (WAN) service for building, managing, and monitoring a unified global network, as well as connecting resources running across your cloud and on-premises environments. With AWS Cloud WAN, you have a central place to […]

In July 2022, we announced the general availability of AWS Cloud WAN. With that, we launched the AWS Transit Gateway Connect feature, which provides a native way to extend your SD-WAN (Software defined wide area network) infrastructure into AWS using Generic Routing Encapsulation (GRE) tunnels. Today, we are announcing Tunnel-less Connect for Cloud WAN. This […]

In multi-Region AWS Cloud WAN deployments, customers deploy centralized architectures for use cases such as traffic inspection, hybrid connectivity (using AWS Transit Gateways and AWS Direct Connect), and internet egress. For internet egress, you may use a single egress VPC per AWS Region or per geography (collection of AWS Regions), for example, Americas (AMER GEO), […]

AWS Cloud WAN is a managed wide-area networking (WAN) service for building, managing, and monitoring a unified global network, as well as connecting resources running across your cloud and on-premises environments. We work with many customers to build hybrid networks that connect their on-premises environments to Cloud WAN using AWS Direct Connect. This extends their […]

In this post, we provide recommendations to improve network performance on AWS and hybrid networks. In today’s enterprise networking environment, it is becoming common for customers to have multi-gigabit connectivity to AWS either through AWS Direct Connect or over the Internet. Although network bandwidth is fundamental, several other factors come into play for network performance, […]