COM SCI 217A · CS 217AInternet Architecture and Protocols
Computer Science · 4 units · Graduate courses (200-299)
Focus on mastering existing core set of Internet protocols, including IP, core transport protocols, routing protocols, DNS, NTP, and security protocols such as DNSSEC, to understand principles behind design of these protocols, appreciate their design tradeoffs, and learn lessons from their operations.
Letter grading.
When it runs
- Fall 2025
- Fall 2026
Scheduled, not typical — from UCLA’s Schedule of Classes, which publishes Fall 2025 through Spring 2027 and nothing before it.
Requisites
Official UCLA wording
Enforced requisite: course 118.
BruinTree reads · Prerequisite
confidence 1.00 · from textRequires
Everything that has to come before this course, not just the courses named in the requisite above.
COM SCI 217A
- COM SCI 118Computer Network Fundamentals
- COM SCI 111Operating Systems Principles
- COM SCI 33Introduction to Computer Organization
1 direct requisite. Showing 5 courses over 3 levels; the branches marked with a count carry on past it. Every course here opens its own tree.
Unlocks
What this course is a requisite for, and what those courses lead to in turn.
COM SCI 217A
- COM SCI 217BAdvanced Topics in Internet Research
1 course lists this as a requisite. The whole downstream is here — 1 course over 1 level. Every course here opens its own tree.