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Layered model of lan

Xem 1-13 trên 13 kết quả Layered model of lan
  • Content: LAN Features & Purposes, Topology, Layered Model of LAN, Media Access Control: CSMA/CD | Ethernet, LAN Devices. References: Data- Computer Communication handbook- William Stallings, TCP/IP Illustrated, Volume I - W.R. Stevens, CCNA- semester1-2-3-4.

    pdf13p dmptit 02-11-2010 97 16   Download

  • Objectives: Describe how a hierarchical network supports the voice, and data needs of a small- or medium-sized business. Describe the functions of each of the three levels of the hierarchical network design model, the principles of hierarchical network design (aggregate connectivity, network diameter, and redundancy), and the concept of a converged network. Provide examples of how voice and video over IP affect network design. Select appropriate devices to operate at each level of the hierarchy, including voice and video components.

    pdf36p thanhtung_hk 05-11-2010 121 39   Download

  • Networking Hardware Identify the functions of LAN connectivity hardware Install and configure a NIC (Network Interface Card) Identify problems associated with connectivity hardware Describe the factors involved in choosing a NIC, hub, switch, or router Discuss the functions of repeaters, hubs, bridges, switches, routers, and gateways, and the OSI Model layers at which they operate Describe the use and types of routing protocols

    ppt48p itvovantien 13-07-2012 68 10   Download

  • Chapter 5: LAN ARCHITECTURE ATHENA Objectives Identify the seven protocol layers of the Open System Interconnection (OSI) Reference Model Discuss the functional attributes of each layer of the Open Systems Interconnection Reference Model Understanding Putting Data on the Cable and Access Methods ATHENA Content Introduction Open Systems Interconnection (OSI) Reference Model How network sends data Access Method Summary ATHENA Introduction Sending Data • Recognize data • Divide data into manageable chunks • Add information to each chunk – Location of data – Identify receiver • Add ti...

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  • Types of Information: text, graphic, voice; audio; video, game… Communication systems: end systems: work-stations, servers, printers… networking devices: hub; switch; routers… capacity depending on hardware configurations (CPU, RAM, Bus…)

    pdf11p dmptit 02-11-2010 64 5   Download

  • Chapter 9 - Local area networks part I: Basic concepts and Wired Ethernet LANs. In this chapter, we discuss how the first two layers of the OSI model (physical and data link) are used to implement local area networks (LANs). In this chapter, we discuss the basics of LANs and Ethernet, the dominant LAN technology.

    ppt34p nhanmotchut_2 19-10-2016 16 1   Download

  • Wireless network refers to any type of computer network that is not connected by cables of any kind. It is a method by which homes, telecommunications networks and enterprise (business) installations avoid the costly process of introducing cables into a building, or as a connection between various equipment locations.[1] Wireless telecommunications networks are generally implemented and administered using a transmission system called radio waves. This implementation takes place at the physical level (layer) of the OSI model network structure....

    ppt47p acxelopanh 01-12-2009 268 160   Download

  • Topic 1: OSI Reference Model & Layered Communications 1. Choose all terms popularly used as synonyms for MAC address. A. NIC address. B. Card address. C. LAN address. D. Hardware address. E. Ethernet address. F. Token Ring address. G. FDDI address. H. Burned-in address. I. MAC address. 2. What portion of a MAC address encodes an identifier representing the manufacturer of the card (choose two)? A. The first 3 bytes. B. The result show interface command for a LAN interface lists the burned in address after the acronym BIA. C. The first 6 bytes D. The first 12 Hexadecimal digits 3....

    pdf34p erjokoi 22-07-2010 111 25   Download

  • All About the Cisco Certified Network Associate Certification, Cisco Internetwork Operating System Fundamentals, OSI Reference Model & Layered Communication, Bridges, Switches and LAN Design, Network Protocols, Routing,... As the main contents of the document "Cisco CCNA Exam #640-507 Certification Guide". Invite you to consult.

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  • The main contents of this chapter include all of the following: Wide-Area Network, WAN Access and the OSI reference model, WAN devices, physical layer: WANs, serial Point-to-Point connections, WAN-Multiple LANs,... Inviting you to refer.

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  • LANs do not normally operate in isolation. They are connected to one another or to the Internet. To connect LANs, or segments ofLANs, we use connecting devices. Connecting devices can operate in different layers of the Internet model. In this chapter, we discuss only those that operate in the physical and data link layers.

    ppt30p tangtuy04 12-03-2016 19 1   Download

  • Chapter 5 - LAN architecture. After studying this chapter you will be able to: Identify the seven protocol layers of the Open System Interconnection (OSI) Reference Model, discuss the functional attributes of each layer of the Open Systems Interconnection Reference Model, understanding Putting Data on the Cable and Access Methods.

    ppt38p nhanmotchut_3 20-10-2016 21 1   Download

  • When building a LAN that satisfies the needs of a small or medium-sized business, your plan is more likely to be successful if a hierarchical design model is used. Divided into discrete layers. Each layer has a specific purpose. Becomes modular – maintenance, performance.Interfaces with end devices. Routers, switches, bridges, wireless access points. Provides a means of connecting and controlling which devices are allowed to communicate on the network.

    pdf43p vanmanh1008 21-05-2013 40 4   Download

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