match the cable type of the network. Most common hubs interconnect Category 3 or 5 twisted-pair cable with RJ-45 ends‚ although Coax BNC and Fiber Optic BNC hubs also exist. Ethernet Hubs An Ethernet hub is also called a multiport repeater. A repeater is a device that amplifies a signal as it passes through it‚ to counteract the effects of attenuation. Multistation Access Unit A Multistation Access Unit (MAU) is a special type of hub used for token ring networks. Switches Switches are
Premium Ethernet Network topology Coaxial cable
CNT5106C Computer Networks‚ Summer 2010 Instructor: Prof. Ahmed Helmy Homework #1 On the Internet Architecture‚ Elementary Queuing Theory and Application Layer I. Internet and layered protocol architecture: Q1. (5 points) In the layered protocol architecture the transport layer functionality includes congestion control and error recovery (e.g.‚ retransmission). One suggested that this functionality should be done strictly at the end points (i.e.‚ at the hosts) without aid from the network. Do you
Premium OSI model Internet Protocol Suite
MARKETING STRATEGIC MARKETING MODULE ANALYSIS OF ECONET WIRELESS INTERNATIONAL AND THE AFRICAN TELECOMMUNICATIONS INDUSTRY Presented by: Group Two Date: 01 August 2014 Activities to be completed in this presentation: Carry out a SWOT analysis for Econet Wireless International‚ identifying the key issues that Econet needs to address from the results of your analysis. Undertake an industry analysis of the African Telecommunications market using Porter’s Five Force Model. Using a competitor
Free Mobile phone Marketing Strategic management
WIRELESS NETWORK SECURITY – HOW SECURE IS IT? by Chris Bradley ITT Technical Institute Information Systems Security student November 23‚ 2010 Dr. French: This report on “Wireless Network Security” is submitted in accordance with your assignment for November 23‚ 2010. Sincerely‚ Chris Bradley ABSTRACT For this project‚ I asked the question “is wireless network protection truly safe?” My literature search led me to conclude that‚ if consumers use the most up-to-date
Premium Wi-Fi Wireless LAN Wireless access point
1.1 Firewall in computer networks Firewall: A set of related programs‚ located at a network gateway server‚ which protects the resources of a private network from users from other networks using security policies. The Internet has made large amounts of information available to the average computer user at home‚ in business and in education. For many people‚ having access to this information is no longer just an advantage‚ it is essential. Yet connecting a private network to the Internet can
Premium IP address Network address translation Internet Protocol
Buffy A. Ryals Public Sector Interview Strayer University September 12‚ 2010 Public Sector Interview Name: Stephen Brannon Position: Supervisor Organization: Michigan Department of Correction Role: To supervise employees to ensure they are providing the public with safety. I selected Stephen Brannon to interview for my Public Sector assignment. Mr. Brannon is a supervisor
Premium Employment Public sector Public ownership
A project network illustrates the relationships between activities (or tasks) in the project. Showing the activities as nodes or on arrows between event nodes are two main ways to draw those relationships. With activities on arrow (AOA) diagrams‚ you are limited to showing only the finish-to-start relationships - that is‚ the arrow can represent only that the activity spans the time from the event at the start of the arrow to the event at the end. As well‚ "dummy" activities have to be added
Premium Project management Management
1 IS 450/650‚ Fall 2013‚ Computer Networks and the Internet Today: • Roster • Syllabus Overview (Syllabus on Blackboard) • Chapter 1 Announcements & Reminders: • 450-1 Homework 1 Due Tuesday 9/17 at 23:59. • 450-1 (TR) Test 1 Tuesday 10/1 • 450-1 (TR) Test 2 Thursday 11/7 • 450-1 (TR) Final Exam Thursday 12/19 8-10 a.m. • Suggestion: start homeworks early and send e-mail if you get stuck. Cell phones & laptops off. Reminder: if printing the notes‚ consider printing 4-up (4 pages
Free OSI model Internet Protocol Suite
Handbook of Wireless Networks and Mobile Computing‚ Edited by Ivan Stojmenovic ´ Copyright © 2002 John Wiley & Sons‚ Inc. ISBNs: 0-471-41902-8 (Paper); 0-471-22456-1 (Electronic) HANDBOOK OF WIRELESS NETWORKS AND MOBILE COMPUTING WILEY SERIES ON PARALLEL AND DISTRIBUTED COMPUTING Series Editor: Albert Y. Zomaya Parallel and Distributed Simulation Systems / Richard Fujimoto Surviving the Design of Microprocessor and Multimicroprocessor Systems: Lessons Learned / Veljko Milutinovic ´ Mobile
Premium Mobile phone Cellular network Wireless
In health care services the Wireless Body Area Network has gained much interest due to wide range of utility and vital role to improve human health. WBAN is useful technology having benefits in daily life not only for Healthcare but also for military training‚ safety‚ electronics purpose‚ and safeguarding of uniformed personnel. In our project‚ we are conducting comprehensive survey of Wireless Body Area Network (WBAN) and also introducing a Virtual Doctor Server (VDS) in existing WBAN architecture
Premium Health care Medicine Health care provider