Deeper Dive in Docker Overlay Networks
Dive deep into the intricacies of Docker overlay networks in this 42-minute technical talk. Explore the underlying technologies powering Docker's network overlay driver, including network namespaces, VXLAN, Netlink, and distributed key-value stores. Follow along with hands-on demonstrations to understand how these mechanisms interact when setting up an overlay to connect containers. Learn how to build a simple overlay using these technologies and discover methods for dynamically distributing IP and MAC information across hosts in the overlay. Gain insights into the data plane, control plane, and practical applications of overlay networks in Docker environments. Examine topics such as multicast, point-to-point communication, BGP-EVPN, and DHCP configuration. Compare this approach to other solutions and consider future perspectives in container networking.