1. Qian Zhang Department of Computer ScienceHKUST Advanced Topics in Next-Generation Wireless NetworksMACand 802.11 2. Multiple Access Links and Protocols Two types of “links”:…
Slide 15: DataLink Layer5-1 Multiple Access Links and Protocols Two types of “links”: r point-to-point m PPP for dial-up access m point-to-point link between Ethernet…
Slide 1 1 Announcement r Homework #3 was due last night r Homework #4 is out Slide 2 2 Last class r Data link layer m Introduction and services m Error detection and correction…
Slide 1 Link Layer Slide 2 2 Content Error detection and correction MAC sub-layer Ethernet Token Ring Slide 3 3 Access Protocols Who gets to use the channel next? Fixed/Static…
Slide 1 CSci4211: Data Link Layer1 Data Link Layer: Part 2 Broadcast LAN and Media Access Control –Taxonomy of MAC Protocols –Random Access: Aloha and slotted Aloha –CDMA…
Slide 1 1 Mao W07 Multiple Access EECS 489 Computer Networks http://www.eecs.umich.edu/courses/eecs489/w07 Z. Morley Mao Wednesday Feb 21, 2007 Acknowledgement: Some slides…
Slide 1 1 Random Access Protocols r When node has packet to send m transmit at full channel data rate R. m no a priori coordination among nodes two or more transmitting…