CSE 150Introduction to Computer Networks
Addresses issues arising in organizing communications among autonomous computers. Network models and conceptual layers; Internet-working; characteristics of transmission media; switching techniques (packet switching, circuit switching, cell switching); medium access control (MAC) protocols and local area networks; error-control strategies and link-level protocols; routing algorithms for bridges and routers; congestion control mechanisms; transport protocols; application of concepts to practical wireless and wireline networks and standard protocol architectures. Lab component provides students with hands-on experience in computer networks. Students who have completed CSE 80N can take this course for credit.
Prerequisite(s): CSE 16 and CSE 12; and CSE 30, or CSE 15 and CSE 15L.
- Enroll in lecture and associated secondary lab.
- Enrollment restricted to Computer Engineering, Network and Digital Technology and Technology and Information Management majors during First Pass enrollment. Major restrictions lifted after First Pass enrollment.
Find a section and add it to your scheduleLive seat counts, time-conflict checks and the walk from your previous class.
When it runs
Winter 2027Open Winter 2027
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Tue Thu 9:50am–11:25am | Steven Acad 150 | C. L. Parsa | Open 0/120 |
Fall 2026Open Fall 2026
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Tue Thu 3:20pm–4:55pm | Kresge Acad 3201 | C. L. Parsa | Open 88/115 |
Spring 2026Open Spring 2026
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Mon Wed Fri 9:20am–10:25am | J Bask Aud 101 | C. Qian | Open 198/200 |
Winter 2026Open Winter 2026
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Tue Thu 9:50am–11:25am | J Bask Aud 101 | C. L. Parsa | Open 87/95 |
Fall 2025Open Fall 2025
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Tue Thu 3:20pm–4:55pm | J Baskin Engr 152 | C. L. Parsa | Open 122/144 |
Who teaches it
| Instructor | Rating | Difficulty | Would take again | Reviews |
|---|---|---|---|---|
| Christina Parsa | 2.2 / 5 | 3.8 / 5 | 28% | 84 |
| Chen Qian | 4.2 / 5 | 2.7 / 5 | 78% | 36 |
From RateMyProfessors, which is student-submitted and not a survey. Small review counts move a long way on one bad quarter.
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