Resurrecting iChat Audio and Video Conferencing
Summary
This post revisits iChat AV and details how to resurrect audio and video conferencing on older Macs by spoofing configuration.apple.com via /etc/hosts. It also documents building a DIY SNATMAP UDP server to traverse NATs, lab testing with OpenWrt/Proxmox, and self-hosting guidance. The piece ends with a retrospective on using AI to reverse engineer parts of the protocol and links to the source code.