The Virgin Media ISP outage - What happened?

In this video I introduce 5 different design patterns for building backend applications. Each mode explains how a socket listener is established, a connections are established and how threads and connections are managed to read, write and process requests. 

Page tables provide the mapping between virtual memory and physical memory for each process. This means it needs to be as efficient and as fast as possible. I explore the inner workings of page tables in this episode.0:00 Intro2:00 Virtual Memory ⁃ ⁃ 8:00 MMU10:00 Page Tables ⁃ ⁃ ...  Show more

Dive into the world of Border Gateway Protocol (BGP)—the backbone of the Internet—and explore everything from BGP zombies to BGP monitoring best practices. Tune in for this special conversation with Lefteris Manassakis and The Internet Report team. A seasoned researcher and netwo ...  Show more

In this episode, Simon Elisha and Brett Looney dive deep into the AWS Transit Gateway, a cloud-scale router that connects VPCs and other networking resources in AWS. They explain how Transit Gateway works, its advantages over VPC peering, and its scalability and resilience. They ...  Show more

The BGP Monitoring Protocol, or BMP, is an IETF standard. With BMP you can send BGP prefixes and updates from a router to a collector before any policy filters are applied. Once collected, you can analyze this routing data without any impact on the router itself. On today’s Heavy ...  Show more

The BGP Monitoring Protocol, or BMP, is an IETF standard. With BMP you can send BGP prefixes and updates from a router to a collector before any policy filters are applied. Once collected, you can analyze this routing data without any impact on the router itself. On today’s Heavy ...  Show more