OSI REFERNCE MODEL OSI LAYERS PROTOCOL EQUIPMENT AT THE LAYERS Some of the layers use equipment to support the identified functions. Hub related activity is “Layer One”. The naming of some devices designates the functional layer such as “Layer Two Switch” or “Layer Three Switch”. Router functions
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Network Design Project Art Meyer IT/230 Pernell Curtis 11/27/2011 Executive Summary The Tri-Corp company is need of a complete networking solution. Tri-Corp has two offices‚ one in Phoenix‚ and the other in Tucson. The main office in Phoenix is a large 4-story building with 50 workstations and 10 network printers. The Tucson office has five separate workstations and three network capable printers. The clients use Outlook exchange web server for their email communications; both offices
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LAN topologies? Topologies can define as the layout of a network. There are really three basic types of topologies. They are Star‚ Bus‚ and Ring. In a star topology‚ all computers and devices are connected to a centrally located hub or switch. The hub or switch collects and distributes the flow of data within the network. It’s better to use a switch than a hub because a switch transmits the data to the intended recipient rather than to all hosts on a network. In a bus topology
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3. SATELLITE LINKS 4. INFRARED LINKS V.DATA COMMUNICATIONS TERMINOLOGY VI.TYPES OF NETWORK 1. LAN 2. MAN 3. WAN VII.NETWORK TOPOLOGIES 1. STAR 2. BUS OR LINEAR 3. TREE 4. RING VIII.NETWORK DEVICES 1. MODEM 2. RJ-45 3. ETHERNET CARD 4. HUB
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P.O BOX 13495-00100 GPO Nairobi. Email: distance.learning@mku.ac.ke‚ 0700-912353‚ 0702-041042. DEPARTMENT OF INFORMATION TECHNOLOGY BBIT 3102:NETWORK MANAGEMENT MBUGUA PHILIP mbugua_mwenja@yahoo.com i BBIT 3102 NETWORK MANAGEMENT Contact Hours 42 Pre-requisite BBIT 2203: Introduction to Business Data communication and computer networks Purpose To introduce basic techniques of managing a business information network operating systems. Objectives By the end of the course unit
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Unit 3: Topologies and Ethernet Standards Kaplan University Professor Nelson Stewart The unit five seminar was mainly focused on Topologies. The professor first addresses that issues with Visio or Toolwire must be directed to Tech Support. A large part of the seminar in the beginning was the best option for troubleshoot access with the Toolwire program since of course no one like dealing with Tech Support. The discussion then turned to how the Toolwire program came around and how the students
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CHAPTER II The proponents have found the following studies and literature as relevant to the system being proposed. The review of related literature and studies will serve as an overview of the presentation in the analysis of the system. INTRODUCTION Human Resource Information System (HRIS) improves information and communication between the company and the employees; it becomes an important strategic tool since it collect‚ manages and reports information for decision making. Modern HRIS needs
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Chapter 3—Security Part I: Auditing Operating Systems and Networks TRUE/FALSE 1. In a computerized environment‚ the audit trail log must be printed onto paper document. 2. Disguising message packets to look as if they came from another user and to gain access to the host’s network is called spooling. 3. A formal log-on procedure is the operating system’s last line of defense against unauthorized access. 4. Computer viruses usually spread throughout the system before being detected. 5. A
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2 (i) Suggest her a device‚ which can be installed in between the offices for smooth communication. (ii) What type of network is formed by having this kind of connectivity out of LAN‚ MAN and WAN ? (d) Give an advantage of using Star topology over Bus topology. (a) To provide hyperlink to a website “http://www.cbse.nic.in” (b) What will be the content of the jTextAreal after executing the following code (Assuming that the jTextAreal had no content before executing this code) ? (c) Which
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Information Processes and Technology Aldain Austria 12IPT – Mrs Petrovich CONTENTS PAGE Table of ContentsTable of Contents Problem definition3 Requirements report3 Current network investigation5 Current Network Documentation5 Current Network Explanation6 Cables6 Network Nodes6 Servers7 Possible Solutions12 Solution 1 – WIRED12 Solution 2 – WIRELESS 14 Solution 3 – HYBRID 16 Recommendation18 Justification18 Implementation20 Cost Estimate20 Rollout21 Problem definitionThe situation
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