'Lan segments' presentation slideshows

Network+ Guide to Networks 5 th Edition

Network+ Guide to Networks 5 th Edition. Chapter 4 Introduction to TCP/IP Protocols. Objectives. Identify and explain the functions of the core TCP/IP protocols Explain how the TCP/IP protocols correlate to layers of the OSI model

1.12k views • 82 slides

TTI TEXAS TECHNOLOGY INSTITUTE

IDF room in new Houston West campus will also support WAN connection plus 6 labs, ... of routers that will replicate all information from server to server ...

1.06k views • 80 slides

Hubs, Bridges and Switches

Hubs, Bridges and Switches. Lecture 3. Interconnecting LANs. Q: Why not just one big LAN? Limited amount of supportable traffic: on single LAN, all stations must share bandwidth limited length: 802.3 (Ethernet) specifies maximum cable length

828 views • 71 slides

Chapter 4: Network Protocols

Chapter 4: Network Protocols. Network+ Guide to Networks Third Edition. Objectives. Identify the characteristics of TCP/IP, IPX/SPX, NetBIOS, and AppleTalk Understand how key network protocols correlate to layers of the OSI Model

1.7k views • 67 slides

Lecture 2 - Networking Devices

Lecture 2 - Networking Devices. Repeaters Hubs Collisions Bridges Routers. What are internetworking devices?. Internetworking devices are products used to connect networks. As computer networks grow in size and complexity, so do the internetworking devices used to connect them.

3.05k views • 45 slides

Summary of MAC protocols

Summary of MAC protocols. What do you do with a shared media? Channel Partitioning, by time, frequency or code Time Division,Code Division, Frequency Division Random partitioning (dynamic), ALOHA, S-ALOHA, CSMA, CSMA/CD

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Distance Vector Routing Protocols

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CCNA 3/Module 1

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Communication Networks

Communication Networks. Recitation 3 Bridges & Spanning trees. Bridges. Link layer device stores and forwards Ethernet frames examines frame header and selectively forwards frame based on MAC dest address when frame is to be forwarded on segment, uses CSMA/CD to access segment

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VLANs

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Interconnection: Switching and Bridging

Interconnection: Switching and Bridging. CS 4251: Computer Networking II Nick Feamster Spring 2008. In This Lecture. How hosts find each other on a subnet Address Resolution Protocol (ARP) Broadcast Interconnecting subnets Switches: Forwarding and filtering Self-learning bridges

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VLANs

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VLANs

552 views • 26 slides

Network Components and Equipment

Network Components and Equipment. Organizational Communications and Technologies Prithvi N. Rao H. John Heinz III School of Public Policy and Management Carnegie Mellon University. Readings. High Speed and Wireless LANs(Stallings and van Slyke) Chapter 10. Objectives.

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Network Components & How They Work

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Review: Ethernet What is the MAC protocol in Ethernet? CSMA/CD Binary exponential backoff

Review: Ethernet What is the MAC protocol in Ethernet? CSMA/CD Binary exponential backoff Is there any relationship between the minimum frame size and the network speed? What is the difference between fast Ethernet and Ethernet besides speed? Why such a change is made?. Interconnecting LANs

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802.11s Proposal - Joint SEE-Mesh/Wi-Mesh Proposal to 802.11 TGs

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802.11 Wireless LAN

LAN Technologies. 802.11 Wireless LAN. Provides network connectivity over wireless media An Access Point (AP) is installed to act as Bridge between Wireless and Wired Network The AP is connected to wired network and is equipped with antennae to provide wireless connectivity. Desktop

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Answers of Exercise 5

Answers of Exercise 5. 1. Explain why a hub Ethernet is logically bus but physically star. Answer: A Ethernet hub acts as one segment, and use same Ethernet frame format as well as CSMA/CD access control protocol. Thus it is logically bus topology.

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IT Service Delivery and Support Week Four

IT Service Delivery and Support Week Four. IT Auditing and Cyber Security Spring 2013 Instructor: Liang Yao (MBA MS CIA CISA CISSP). Network. Topics covered in this section include: Auditing Networks Local Area Network (LAN) Cabling LAN Protocols LAN Environment Audit Concerns

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