Category: Technical How-to

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 […]

AWS Web Application Firewall (AWS WAF) is commonly used to protect HTTP and HTTPS requests forwarded to Amazon CloudFront. When you are using this approach, default 403 error pages do not distinguish whether the error came from AWS WAF or the CloudFront Origin. As an AWS WAF and Amazon CloudFront user, you may want to […]

On the AWS networking team, we’re often asked by customers who use AWS Global Accelerator to provide guidance around how to test and measure the network performance of their applications. To share this information more broadly, we decided to write this blog post. In this post, we discuss the factors that impact network performance and […]

Introduction When you provide content online, personalization is used to improve your customers’ experience, market effectively, and meet regulatory requirements. One common way you can personalize web content is based on the geographical location of your customers. Since 2014, Amazon CloudFront has supported country-level location based personalization with a feature called Geolocation Headers. Using the […]

Introduction AWS services and features are built with security as a top priority. With Amazon Virtual Private Cloud (VPC), customers are able to control network security using Network Access Control Lists (NACL) and Security Groups (SG). Many customers have requirements beyond the scope of these network security controls, such as deep packet inspection (DPI), application […]

Organizations use next-generation firewalls (NGFW) and intrusion prevention systems (IPS) as part of their defense in depth strategy. In an on-premises network, these often take the form of dedicated hardware or software or virtual “appliances.” As companies move to the cloud, they want to add virtual appliances to their AWS environments. While spinning up these […]

Amazon CloudWatch offers a centralized service to collect monitoring and operational data in the form of logs, metrics, and events. This provides a unified view of AWS resources, applications, and services that run on AWS and on-premises servers. When you have Amazon CloudWatch agents running on-premises, the default behavior is to export the collected metrics […]

Introduction: Network Load Balancers (NLB) is the flagship Layer 4 load balancer for AWS, offering elastic capacity, high performance, and integration with AWS services like AWS Auto Scaling. NLB is designed to handle millions of requests per second while maintaining ultra-low latency, improving both availability and scalability. Network Load Balancers are widely used by all […]

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 […]

Introduction Many enterprise customers and telecom operators run IP Multicast in their networks for video transcoding, financial trading platforms, multimedia broadcast multicast system (MBMS), and other services. As more and more customers migrate their on-premises workloads to the cloud, there is a need to not just build multicast applications on AWS, but also to integrate […]