Jiaxi Liu (Jesse)

UNSW Master of IT · Open to Software Development Roles

Full-stack & Backend Development · API Integration · Automation · Exploring AI Agents

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Thoughts on AI, software, and life. Short notes and long-form writing.

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NetworkingSep 15, 2026

From DNS to Clash TUN: Understanding Proxies, VPNs, CDNs, Firewalls, and Soft Routers

NetworkingVPNClash+4

A practical networking guide covering DNS, TCP/UDP, HTTP/HTTPS, VPNs, Clash, system proxies, TUN, CDN, CIDR, firewalls, network stacks, NAT, and soft routers.

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NetworkingMay 23, 2026

Computer Networking Review: OSI, TCP/UDP, HTTP, DNS, CDN, and WebSocket

NetworkingHTTPInterview

Networking fundamentals matter for frontend, backend, and cloud engineering.

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