Networking & Content Delivery

Category: Management Tools

Running multicast-enabled containers on AWS

Introduction Multicast is a popular IP-based communication mechanism that is actively employed in many industry verticals, including finance, media, telco, transportation, and others. This post describes how to enable multicast in container environments orchestrated by Amazon Elastic Container Service (ECS). Although Amazon ECS is a fully managed container orchestration service, some additional steps must be […]

Signed cookie-based authentication with Amazon CloudFront and AWS Lambda@Edge: Part 2 – Authorization

In this two-part blog series, you will learn how to use email addresses and domain names for user authentication. With this method, you restrict credentials-free user access to a static website. In this second part of the blog series, you will learn how to implement the authorization mechanism. In the previous blog post, you learnt […]

Signed cookie-based authentication with Amazon CloudFront and AWS Lambda@Edge: Part 1 -Authentication

In this two-part blog series, you will learn how to use email addresses and domain names for user authentication. With this method, you restrict credentials-free user access to a static website. In this first blog, you will learn how to implement the authentication mechanism. In the second blog post, you will learn how to implement […]

AWS Direct Connect monitoring and failover with Anomaly Detection

As enterprises move to the Cloud, having a reliable network connection to their on-premises data centers is fundamental. In this post, I show how to monitor your AWS Direct Connect links and initiate remediation (including automatic failover) when degradation in end-to-end path quality (packet loss, high latency) is detected. Multiple Direct Connect links at separate […]

Calculating data transfer leveraging Amazon VPC flow logs

Introduction There are several factors that contribute towards your overall costs incurred in AWS cloud. When it comes to networking, many customers ask about data transfer charges. You pay a Data Transfer charge when you send data out from AWS to Internet, between AWS Regions, or between Availability Zones (AZ). Today, there are multiple ways […]

Enabling granular operational visibility for CloudFront with CloudWatch

Amazon CloudFront is a content delivery network (CDN) that delivers static and dynamic web content using a global network of edge locations. CloudFront integrates natively with Amazon CloudWatch to provide monitoring and observability capabilities. With the introduction of CloudFront real-time logs, it is now possible to create highly granular custom metrics in CloudWatch to view […]

Automate Networking foundation in multi-account environments

As AWS customers adopt multi-account strategies, they need to have cross-account networking in their AWS environment. They also need to extend their network across multiple AWS Regions when creating multi-Region applications or disaster recovery environments. AWS has many services and features that allow you do to exactly that with great flexibility. But for users that […]

Scale traffic using multiple Interface Endpoints

Update: As of January 27, 2022, AWS PrivateLink publishes data points to Amazon CloudWatch for your interface endpoints, Gateway Load Balancer endpoints, and endpoint services. CloudWatch enables you to retrieve statistics about those data points as an ordered set of time series data, known as metrics. As a PrivateLink Endpoint owner, you can use metrics […]

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 […]

Moving towards DevOps CI/CD approach to configure and manage AWS networking resources

Introduction Organizations are moving from traditional monolithic data center networks to an agile application programming interface (API) driven cloud network. As a result, customers are looking for an efficient and reliable way to make changes to their cloud network infrastructure. They want to adopt a pipeline driven approach to make any network changes following DevOps […]