'Logical link control' diaporamas de présentation

DATALINK LAYER

DATALINK LAYER. Data Link Layer. Provides a well-defined service interface to the network layer. Determines how the bits of the physical layer are grouped into frames (framing) . Deals with transmission errors (CRC and ARQ) . Regulates the flow of frames.

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Any Questions?

Any Questions?. Chapter 3- Fundamentals of LANs . An Overview of Modern Ethernet LANs A Brief History of Ethernet Ethernet UTP Cabling Improving Performance by Using Switches Instead of Hubs Ethernet Data-Link Protocols. Pg 41. Do I know this?. Go through the Quiz- 5 minutes.

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Bluetooth PANs IEEE 802.15

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CHAPTER 6

CHAPTER 6. DATA COMMUNICATIONS. Components of a Basic Data Communications Link. Data Networks Terminology. Data Network Collaborative environment that provides worldwide access to corporate data Network Architecture

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Topic 7: LANs & Backbone Networks - Chapter 14: Local Area Network Technology

Topic 7: LANs & Backbone Networks - Chapter 14: Local Area Network Technology. Business Data Communications, 4e. PC Networks. Client/Server Communication Shared databases Shared hardware resources Shared Internet access Peer-to-Peer Communication

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CCNA Guide to Cisco Networking Fundamentals Fourth Edition

CCNA Guide to Cisco Networking Fundamentals Fourth Edition. Chapter 1 Introducing Networks. Objectives. Identify and describe the functions of each of the seven layers of the OSI reference model Identify the reasons why the networking industry uses a layered model

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Bluetooth Technology

Bluetooth Technology. Farinaz Edalat, Ganesh Gopal, Saswat Misra, Deepti Rao April 26, 2001. Bluetooth. A new global standard for data and voice Goodbye Cables ! . Ultimate Headset. Cordless Computer. Automatic Synchronization. In the Office . At Home . Bluetooth Specifications. IP.

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Ch. 15 LAN Overview

Ch. 15 LAN Overview. Definition of a LAN. A communication network that provides interconnection of a variety of data communicating devices within a small area. 15.1 LAN Background. Personal Computer LANs Backend Networks and Storage Area Networks

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Business Data Communications

Business Data Communications. Chapter Three Data Link Layer Fundamentals. Primary Learning Objectives. Understand the function of the data link layer Distinguish Logical Link Control from Media Access Control Describe the two types of flow control Explain line discipline

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Chapter 13. Local Area Network Technology

Chapter 13. Local Area Network Technology. LAN Applications LAN Architecture Protocol Architecture Topologies MAC Bus LANs Ring LANs Star LANs Extended LANs: Bridge. LAN Applications. Personal computer LANs Low cost Limited data rate

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Local Area Network Overview

Local Area Network Overview. ENTC 345 Dr. Ana Goulart Assistant Professor. Reading. Stallings, Chapter 15 and 16. Review. M/M/1 modeling in Opnet. Run Simulation. View and Analyze Results. Create Network Models. Choose Statistics. Review.

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Chapter 6 Ethernet Fundamentals

Chapter 6 Ethernet Fundamentals. By: Steven P. Luse. From its beginning in the 1970s, Ethernet has evolved to meet the increasing demand for high speed LANs. the same protocol that transported data at 3 Mbps in 1973 is carrying data at 10 Gbps.

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Chapter 6 Ethernet Fundamentals

Chapter 6 Ethernet Fundamentals. From its beginning in the 1970s, Ethernet has evolved to meet the increasing demand for high speed LANs. the same protocol that transported data at 3 Mbps in 1973 is carrying data at 10 Gbps. The success of Ethernet is due to the following factors:

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An introduction to Network Analyzers

An introduction to Network Analyzers . Dr. Farid Farahmand 3/23/2009. Network Analysis and Sniffing . Process of capturing, decoding, and analyzing network traffic Why is the network slow What is the network traffic pattern How is the traffic being shared between nodes Also known as

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Ethernet

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General Packet Radio Service

General Packet Radio Service. An Overview. Ashish Bansal. General Concepts. Packet mode technique for xmitting high speed and low speed data and signaling New GPRS radio channels with flexible allocation Four different QoS levels are defined MS can operate in 3 different modes of operation

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Computer Networks

Computer Networks. Internetworking Devices. Network Interface Card (NIC) Repeaters HUB Bridge Switch Router. NIC. Usually PCI Card Plugs into Motherboard Separately designed for Ethernet, Token Ring, FDDI etc Communicate with network through Serial Connection

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Week Two Agenda

Week Two Agenda. Attendance Announcements Review week one information Current week information Discuss lab assignment Good example to review before starting project. Case Study: Read ACMC Hospital Network Upgrade, page 121. Answers Appendix A. Review Week One .

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