Lecture Wireless networks

After you read chapter 8 you should be able to: Discuss the purpose of the components required for successful communications; describe these uses of computer communications: wireless messaging services, wireless Internet access points, cybercafés, global positioning systems, collaboration, groupware, voice mail, and Web services; differentiate among types of networks: LANs, MANs, and WANs;...

20p haojiubujain04 27-07-2023 5 5   Download

Lecture Network + Guide to Networks (6th Edition) - Chapter 8: Wireless Networking, objectives of this chapter: Explain how nodes exchange wireless signals; Identify potential obstacles to successful wireless transmission and their repercussions, such as interference and reflection; Understand WLAN (wireless LAN) architecture.

71p chankora08 04-07-2023 4 3   Download

Lecture Data communications and computer networks: A business user's approach (8E) - Chapter 3. After reading this chapter, you should be able to: outline the characteristics of twisted pair wire, including the advantages and disadvantages; explain when shielded twisted pair wire works better than unshielded twisted pair wire; outline the characteristics, advantages, and disadvantages of coaxial cable and fiber-optic cable;... Please refer to the content of document.

78p tieuvulinhhoa 22-09-2022 13 4   Download

Lecture Data communications and computer networks: A business user's approach (8E) - Chapter 8. After reading this chapter, you should be able to: compare and contrast wireless LANs to wired LANs; identify the main functions of network operating systems; identify the basic features and contributions of one of the first network operating systems: Novell NetWare; compare and contrast the Windows Server family, Unix, Linux, and Mac OS X Server network operating systems;... Please refer to the content of document.

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Wireless networks - Lecture 43: IEEE 802.16 MAC/QoS. The main topics covered in this chapter include: reference model; burst profiles; convergence sublayers; MAC PDU format; MAC PDU transmission; fragmentation/packing; request/grant scheme; classes of uplink service; power management/handoff;...

31p haoasakura 30-05-2022 10 3   Download

Wireless networks - Lecture 44: 4G issues. The main topics covered in this chapter include: 4G overview; achieving a seamless wireless access infrastructure; dynamic address assignment mechanism; heterogeneous wireless networks; mobility management; handoffs and QoS considerations;

25p haoasakura 30-05-2022 11 3   Download

Wireless networks - Lecture 45: Review of Lectures 26-44. The main topics covered in this chapter include: overview of IEEE 802.11; problems with DCF, virtual carrier sensing, RTC/CTS protocol; Ad-hoc networks; expected properties of Ad-hoc routing protocols; limitations of QoS in IEEE 802.11;...

25p haoasakura 30-05-2022 9 3   Download

Wireless networks - Lecture 23: WCDMA (Part 3). The main topics covered in this chapter include: compressed mode measurements; handover measurements; WCDMA packet data access; transport channels for packet data; packet scheduling algorithms; transmission gap lengths (TGL);...

23p haoasakura 30-05-2022 11 3   Download

Wireless networks - Lecture 24: CDMA2000. The main topics covered in this chapter include: cdma2000 introduction; new MAC and Physical layer features; physical layer of cdma2000; reverse Physical channels; new network elements in cdma2000; mobility management; handoff;...

22p haoasakura 30-05-2022 13 3   Download

Wireless networks - Lecture 25: 1st review. The main topics covered in this chapter include: introduction to wireless networks; multiple access; quality of service (QoS); cellular concept; frequency reuse; locating co-channel cells; channel assignment strategies; handoff strategies;...

31p haoasakura 30-05-2022 10 3   Download

Wireless networks - Lecture 26: Wireless LAN/IEEE 802.11. The main topics covered in this chapter include: IEEE 802.11 protocols; standardization of wireless networks; 802 LAN MAN standards committee; architecture; services; MAC protocols;...

26p haoasakura 30-05-2022 12 3   Download

Wireless networks - Lecture 27: WLAN. The main topics covered in this chapter include: problems with DCF; virtual carrier sensing; RTC/CTS protocol; interframe spacing; PCF; fragmentation/reassembly; MAC frame format; frame types; physical media in original IEEE 802.11;...

23p haoasakura 30-05-2022 12 3   Download

Wireless networks - Lecture 28: Mobile Ad-hoc network. The main topics covered in this chapter include: introduction to mobile Ad-hoc network; routing protocol; expected properties of Ad-hoc routing protocols; a taxonomy for routing protocols in Mobile ad; some common protocols (DSDV, AODV, DSR, ZRP, TORA);...

25p haoasakura 30-05-2022 13 3   Download

Wireless networks - Lecture 31: Wireless mesh networks (Part 1). The main topics covered in this chapter include: introduction to WMN; characteristics; WMN vs MANET; architecture; applications; critical factors influencing performance; dynamically self-organized and self-configured;...

31p haoasakura 30-05-2022 10 3   Download

Wireless networks - Lecture 32: Wireless mesh networks (Part 2). The main topics covered in this chapter include: MAC layer; network layer; QoS support at each layer; WMN standards; network self-organization; increases network capacity;...

29p haoasakura 30-05-2022 16 3   Download

Wireless networks - Lecture 33: TCP over wireless networks. The main topics covered in this chapter include: motivation; TCP variants; issues in heterogeneous wireless networks; TCP schemes for wireless; hard-state transport layer approaches; soft-state cross layer signalling approaches;...

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Wireless networks - Lecture 34: Wireless sensor networks. The main topics covered in this chapter include: introduction to WSN; applications of WSN; factors influencing performance of WSN; architecture and communication protocols; challenges in WSNs;...

31p haoasakura 30-05-2022 19 3   Download

Wireless networks - Lecture 35: MAC protocols for WSN. The main topics covered in this chapter include: challenges in WSNs; attributes of MAC protocol; overview of MAC protocols; energy efficiency in MAC; proposed routing protocol; QoS framework; network monitoring and management;...

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Wireless networks - Lecture 36: Routing in WSN. The main topics covered in this chapter include: routing challenges and design issues; routing protocols; data routing methods; node/link heterogeneity; fault tolerance; network dynamics;...

34p haoasakura 30-05-2022 14 3   Download

Wireless networks - Lecture 37: Transport protocols/security in WSN. The main topics covered in this chapter include: transport protocols for WSN; TCP/UDP for WSN; protocols; security threats in WSN; TinySec; motivations of link layer security; TinySec design goals; semantic secure encryption in TinySec;...

24p haoasakura 30-05-2022 19 3   Download