Networking & Content Delivery

Update: On September 27th, 2021, we launched Application Load Balancer(ALB)-type target groups for Network Load Balancer (NLB). With this launch, you can register ALB as a target of NLB to forward traffic from NLB to ALB without needing to actively manage ALB IP address changes through Lambda. You can also use AWS Global Accelerator to […]

When Amazon Elastic Compute Cloud (EC2) launched in 2006, the world looked very different. Cellphones weren’t smart, and no one had even heard of an App Store. Fast forward 15 years, and the world has become more digitized with many companies building their success by running secure, reliable, and scalable workloads in the cloud. Amazon […]

Analyzing your VPC Flow Logs using Athena is now easier than ever! The recently introduced VPC Flow Logs integration with Amazon Athena helps you get started with extracting meaningful insights from VPC Flow Logs in just a few clicks. In this blog post, we will walk you through how you can use this recently announced […]

Many AWS customers like to use their existing Software Defined Wide Area Network (SD-WAN) devices when connecting their on-premises networks to an AWS Transit Gateway. When doing this, a large number of prefixes must be advertised to and from AWS Transit Gateway. In this post, we show how to use the Transit Gateway Connect feature […]

Introduction Network Load Balancer (NLB), part of the Elastic Load Balancing Family, is the flagship Layer 4 load balancer for AWS. It offers elastic capacity, high performance, and integration with many other AWS services (such as Amazon EC2 Auto Scaling). NLB is designed to handle millions of requests per second while maintaining ultra-low latency, improving […]

AWS PrivateLink provides private, secure connectivity between VPCs, AWS services, and your on-premises networks, without exposing your traffic to the public internet. AWS PrivateLink offers three primary benefits to customers. First, it provides a way for two parties to establish private connectivity without requiring an Internet Gateway (IGW), thereby helping both parties to deploy airtight […]

Updated 03/04/2023: The following updates were made to this blog: Expanded the behavior of idle timeout to address TCP flow and UDP packets. Referenced price reduction announcement for inter-az charges Referenced enhancement made in target failover of the existing flows in GWLB Introduction At re:Invent 2020, we launched Gateway Load Balancer (GWLB), a service that […]

Today, Amazon CloudFront announced the release of two new APIs, ListConflictingAliases and AssociateAlias. These APIs are useful when you need to locate or move Alternate Domain Names (CNAMEs) when you encounter the CNAMEAlreadyExists error code. In addition, more use cases have been enabled when you are working with wildcard CNAMEs across accounts. Before diving into […]

Introduction The Domain Name System (DNS) is one of the most critical components for almost any network as every service relies on a functional DNS service. Amazon Route 53 Resolver (sometimes referred to as “AmazonProvidedDNS” or the “.2/+2 resolver”) provides a highly available and scalable DNS service that customers have come to rely upon for their recursive DNS […]

Introduction Your organization may have a sprawling network built with variety of topologies. As your organization begins to embrace cloud, you extend your network to AWS using a hybrid connectivity architecture. Over time, traffic patterns change as more and more of your applications move to the cloud. This means that you can start transforming your […]