Networking & Content Delivery

Tag: Networking & Content Delivery

Using Route 53 Resolver DNS Firewall Logs with CloudWatch Contributor Insights and Anomaly Detection

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 […]

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Influencing Traffic over Hybrid Networks using Longest Prefix Match

Influencing Traffic over Hybrid Networks using Longest Prefix Match

Introduction Many organizations use hybrid networks to connect on-premises data centers to the cloud. These networks often use both AWS Direct Connect and private WAN MPLS links to connect data centers to cloud resources and to each other. With multiple connections, organizations need to be able to control the path that network traffic will follow […]

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How AWS is helping to secure internet routing

The internet works reliably, in large part, on the basis of a key technology called Border Gateway Protocol (BGP). BGP is a means by which all junction points on the internet (routers) communicate with each other to dynamically establish the correct (and correctly weighted) paths that network packets should follow to traverse the global networking […]

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CloudFront migration series (Part 1) – introduction

September 8, 2021: Amazon Elasticsearch Service has been renamed to Amazon OpenSearch Service. See details. This is the first post in a blog series about Amazon CloudFront migrations. CloudFront works with other AWS edge networking services, to provide content delivery, perimeter security, end-user routing, and edge compute. CloudFront is a Content Delivery Network (CDN), which […]

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Simplify SD-WAN connectivity with AWS Transit Gateway Connect

SD-WANs, or Software Defined Wide Area Networks, have long been used to connect data centers and branch offices over the public internet. Today, those networks must also extend to the cloud. However, traditional SD-WAN infrastructure is not always well suited for this task—significantly increasing complexity and operational burden. At the same time, many AWS customers […]

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Optimizing performance for users in China with Amazon Route 53 and Amazon CloudFront

China is an important market for global companies. Both enterprises and startups conducting or expanding business globally are looking for ways to tap into the growing user market in China. To help accelerate the customer cloud journey and help them move quickly into the new markets, AWS China (Beijing) Region was launched in 2016, followed […]

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Creating active passive BGP connections over AWS Direct Connect

Creating active/passive BGP connections over AWS Direct Connect

There are many ways to connect your data centers to Amazon Web Services. This blog post answers a few common questions that customers ask us when trying to build a communications path over AWS Direct Connect (DX). In particular, how to create active passive Border Gateway Protocol (BGP) connections with AWS over Direct Connect. To […]

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Building a global network using AWS Transit Gateway Inter-Region peering

Global companies have historically dedicated considerable financial and engineering resources to building wide-area-networks (WANs) so people in different geographies could stay connected and operate as a single entity. Those WANs are typically implemented using Carrier Ethernet (CE) services delivered by leading telecommunications providers, commonly referred to as MPLS services. In recent years, the IT “center […]

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60-second update

0:60 | Got a minute? Here’s the latest on AWS networking. 0:57 | New Features AWS Transit Gateway Network Manager announced route analyzer. This feature verifies your AWS Transit Gateway routing configuration before, and after, you send live traffic. Plus, it helps chase down route-related traffic disruption. 0:46 | More Regions for AWS Transit Gateway AWS Transit […]

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Using VPC Flow Logs to capture and query EKS network communications

Introduction Capturing and querying Amazon EKS and Kubernetes (K8s) cluster traffic is an important skill to possess. It is especially useful during incident-response and when troubleshooting networking issues surrounding nodes, pods, or services in your cluster. Amazon makes it easier to perform capture and query tasks with Amazon VPC Flow Logs and Amazon Athena. Administrators can use Amazon VPC Flow Logs to […]

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