Networking & Content Delivery

Tag: VPC

Integrating external multicast services with AWS

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 […]

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Zendesk’s Global Mesh Network: How we lowered operational overhead and cost by migrating to AWS Transit Gateway

This post is presented by our guest Vicente De Luca, Principal Engineer at Zendesk and contributor at AWS Community Builders program, focusing on architecting scalable and reliable networks for Zendesk’s global footprint, and Tom Adamski, AWS Networking Solutions Architect. Zendesk is a global CRM company, building software designed to improve customer relationships. Our customers span […]

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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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Automating DNS infrastructure using Route 53 Resolver endpoints

Introduction DNS name resolution is a fundamental part of all on-premises and cloud networks. For customers with hybrid networks, additional infrastructure and configuration are needed for private DNS resolution to work seamlessly across environments. However, building this type of DNS infrastructure in a multi-account environment is complex. In this post, we show how to automate […]

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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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Building an egress VPC with AWS Transit Gateway and the AWS CDK

Introduction With the introduction of AWS Transit Gateway, it is easier for customers to manage connectivity between many VPCs. Further simplification can be achieved by routing all outbound traffic through one shared egress VPC. This allows re-use of NAT Gateways and can improve overall network design and operational efficiency. This ‘egress VPC’ design pattern is […]

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Scaling VPN throughput using AWS transit gateway

Scaling VPN throughput using AWS Transit Gateway

A virtual private network (VPN) is one of the most common ways that customers connect securely to the AWS Cloud from on-premises or data center environments. Customers establish VPN connectivity to AWS using AWS managed VPN solutions like AWS Site-to-Site VPN, transit gateways, or partner solutions running on Amazon EC2. In this post, we demonstrate […]

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Securing VPCs Egress using IDS/IPS leveraging Transit Gateway

In a typical enterprise network, customers have VPCs across multiple accounts within an AWS Region to segment workloads. This segmentation can take different forms and depends on the company structure, security policy, business functions, and model. The drivers of the segmentation can vary. For example, segmentation could be driven by security and regulatory requirements, costs, […]

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Network Architecture that shows Direct Connect Gateway attached to private virtual interface, and associated to virtual private gateway in two region.

Setting up AWS Direct Connect gateway to route DX traffic to any AWS Region

Direct Connect Senior Product Managers Madhura Kale and Erik Klavon contributed to this post. AWS Direct Connect (DX) has been a popular method for businesses to connect to AWS services, giving users a secure and reliable connection to an AWS Region. There are more than 100 DX locations available globally across major cities. However, you […]

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Performing Route 53 health checks on private resources in a VPC with AWS Lambda and Amazon CloudWatch

If you have ever used Amazon Route 53 health checks to monitor resources, you know that monitored resources must have public IP addresses. This is because Route 53 health checkers are public and they can only monitor hosts with IP addresses that are publicly routable on the internet. You may want to monitor your resources […]

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