Networking & Content Delivery

Tag: Networking

Introducing Prefix Lists in AWS Network Firewall Stateful Rule Groups

Previously you needed to update individual AWS Network Firewall rules when scaling your network to add new IP addresses. The release of this new feature means that you can update the relevant prefix list, and all of the Network Firewall rule groups that reference the prefix list are automatically updated. Both customer-managed and AWS-managed prefix […]

NetDevOps: A modern approach to AWS networking deployments

Networks have grown larger and more complex with time, but they continue to be the foundation upon which applications and services run. This critical component has demanding requirements to keep up with a high velocity application development world. How can you enable your network to deliver these requirements with confidence? By adopting NetDevOps practices. This […]

Amazon EC2 instance-level network performance metrics uncover new insights

Introduction Amazon EC2 provides instance-level metrics that measure CPU, disk, and network performance. These metrics include bytes and packets in/out and collected by default and can be viewed in Amazon CloudWatch. Amazon EC2 has recently announced additional high-resolution instance level network performance metrics for Elastic Network Adapter (ENA). With these new metrics you can gain […]

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 […]

Introducing AWS Cloud WAN (Preview)

Update 7/12/22: AWS Cloud WAN is now generally available. Today, AWS announced the preview release of a new networking service, AWS Cloud WAN. Cloud WAN is a managed wide area networking (WAN) service that makes it easy for you to build, manage, and monitor a global network that connects resources running across your cloud and […]

AWS Transit Gateway now supports Intra-Region Peering

AWS Transit Gateway now supports Intra-Region Peering

Introduction When we first released AWS Transit Gateway in 2018, it started with support for Amazon Virtual Private Cloud (Amazon VPC) and Site-to-Site VPN attachments. Customers loved the simplicity of deploying hub-and-spoke architectures, built-in resiliency and high availability, and the ability to scale to thousands of attachments using a single gateway. Thereafter we followed with […]

Introduction to Network Transformation on AWS – Part 2

Introduction This blog post is a continuation of Introduction to Network Transformation on AWS – Part 1. To recap, as your organization begins to embrace cloud, you extend your network to AWS using a hybrid connectivity architecture. When we work with customers, we see that their network traffic patterns have been changing as more applications […]

Deployment models for AWS Network Firewall with VPC routing enhancements

Introduction Amazon Virtual Private Cloud (VPC) is a logically isolated virtual network. It has inbuilt network security controls and implicit routing between VPC subnets by design. Network security controls such as security groups (SGs) and network access control lists (ACLs) provide you with options to control network traffic. However these controls operate at network and transport […]

How to solve Private IP exhaustion with Private NAT Solution

Introduction: As our computing needs evolve, one of the most common questions we hear from customers is, “how do I manage my private IP space? I’m almost out of it.” It’s difficult to assign separate Private IP ranges (RFC 1918) to different business units in an organization because the available IPv4 address range is restricted. […]

Analyze VPC Flow Logs with point-and-click Amazon Athena integration

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 […]