微课视频 Chapter_1: Introduction 1. What's the Internet? 2. What's the Protocol? 3. Loss & delay 4. Queuing delay 5. Protocol stack 6. Encapsulation Chapter_2: Application Layer 1. Http overview Chapter_3: Transport Layer 1. Transport-layer overview Chapter_4: Network Layer DHCP NAT Chapter_5: Link Layer Chapter_6: Wireless and Mobile Networks Chapter_7: Multimedia Networking Chapter_8: Security Chapter_9: Network Management [ 1 2 3 4 5 6 ]