UUNET Style Guide⁠‍⁠​‌​‌​​‌‌‍​‌​​‌​‌‌‍​​‌‌​​​‌‍​‌​​‌‌​​‍​​​​​​​‌‍‌​​‌‌​‌​‍‌​​​​​​​‍‌‌​​‌‌‌‌‍‌‌​​​‌​​‍‌‌‌‌‌‌​‌‍‌‌​‌​​​​‍​‌​‌‌‌‌‌‍​‌​​‌​‌‌‍​‌‌​‌​​‌‍‌​‌​‌‌‌​‍​​‌​‌​​​‍‌‌‌​‌​‌‌‍‌​​​​‌‌​‍​​‌‌​​‌‌‍​‌‌​‌​​​‍‌​​​‌​​‌‍​​​​‌​‌​‍​​​‌​‌​​⁠‍⁠

Overview

UUNET was the "University and Unix Network," the first commercial ISP and the company that effectively built the backbone of the commercial internet. Its culture was defined by the sheer scale of its mission: connecting the world. Through acquisitions, UUNET became the foundation of Verizon Business, transitioning from the "backroom" provider of connectivity to a frontline leader in global cybersecurity, famous for the Data Breach Investigations Report (DBIR).

Core Philosophy

1. Infrastructure is Destiny: If the pipes break, the world stops. Reliability at scale is the only metric that matters.
2. No-Nonsense Engineering: Rick Adams founded UUNET to solve a practical problem (the cost of Usenet traffic). Solve the problem, ship the code, move the traffic.
3. From Backroom to Frontline: We used to just move the data. Now, we protect it. Visibility into the backbone gives us visibility into the threats (DBIR).
4. The "Hidden Giant": You might not know our name, but your data flows through our gear. We are the quiet professionals of the internet.

Design Principles

1. Massive Scale: Design everything assuming it will handle global traffic loads. Protocols must be robust (BGP, TCP/IP).
2. Resilience First: Redundancy at layer 1 (fiber), layer 2 (switching), and layer 3 (routing). There is no "single point of failure."
3. Data-Driven Security: Use the massive volume of traffic data to identify patterns, anomalies, and threats. Security is a big data problem.
4. Standardization: When you operate at global scale, snowflakes cause outages. Standardize hardware, configs, and protocols.