ABSTRACT : This paper describes the basic threats to the network security and the basic issues of interest for designing a secure network. it describes the important aspects of network security. A secure network is one which is free of unauthorized entries and hackers INTRODUCTION Over the past few years‚ Internet-enabled business‚ or e-business‚ has drastically improved efficiency and revenue growth. E-business applications such as e-commerce‚ supply-chain management‚ and remote
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Virtual Private Network IS 311 Dr. Gray Tuesday 7pm November 19‚ 2002 By: Germaine Bacon Lizzi Beduya Jun Mitsuoka Betty Huang Juliet Polintan Table of Contents I. Introduction ……………………………………………….. 1 - 2 II. VPN Topology……………………………………………... 2 - 3 III. Types of VPNs……………………………………………... 3 - 5 IV. Components of VPNs………………………………………. 5 - 7 V. Productivity and Cost Benefit…………………………….... 7 - 9 VI. Quality of Service………………………………………….. 9 VII. The Future
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TYPES OF COMPUTER NETWORKS Maninder Kaur professormaninder@gmail.com What is Network? • A network consists of two or more computers that are linked in order to share resources (such as printers and CDs)‚ exchange files‚ or allow electronic communications. • The computers on a network may be linked through cables‚ telephone lines‚ radio waves‚ satellites‚ or infrared light beams. Different Types of Networks • Depending upon the geographical area covered by a network‚ it is classified as: – Local
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OCR LEVEL 3 CAMBRIDGE TECHNICAL CERTIFICATE/DIPLOMA IN IT COMPUTER NETWORKS R/601/7320 LEVEL 3 UNIT 7 GUIDED LEARNING HOURS: 60 UNIT CREDIT VALUE: 10 COMPUTER NETWORKS R/601/7320 LEVEL 3 UNIT 7 AIM OF THE UNIT This unit aims to give the learners an understanding of the key components‚ the network protocols and the services provided by network systems. Learners will develop skills required to ensure network security‚ gain an understanding to the functions of hardware and software
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Network Security Applications and Countermeasures |Domains |CIA Functions | | |Ethical Hacker |User domain |Confidentiality | |Intrusion Detection system / intrusion |WAN Domain |Integrity | |prevention system | | | |Access controls
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FACULTY OF MEDIA‚ INFORMATION & COMMUNICATION TECHNOLOGY HIGHER CERTIFICATE IN INFORMATION TECHNOLOGY NETWORK ENGINEERING 511 1ST SEMESTER ASSIGNMENT Name & Surname: ____________________________________________ ICAS No: _________________ Qualification: ______________________ Semester: _____ Module Name: __________________________ Date Submitted: ___________ ASSESSMENT CRITERIA MARK ALLOCATION EXAMINER MARKS MODERATOR MARKS QUESTION 1 INTRODUCTION Outlines the subject
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COMPUTER NETWORKS NETWORK TELEPHONY –VOICE OVER INTERNET PROTOCOL(VoIP) VoIP is a set of technologies that enable voice calls to be carried over the internet (or other networks designed for data)‚ rather than the traditional telephone landline system-the Public Switched Telephone Networks(PSTN). VoIP uses IP protocols‚ originally designed for the internet‚ to break voice calls up into digital ‘packets’. In order for a call to take place the separate packets travel over an IP network and are reassembled
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Network Design Rodney T Caldwell NTC/362 November 28‚ 2012 Marjorie Marque Network Design In this paper I will explain what Kudler Fine Foods need to do so the company can make a business decision on what course of action to take to upgrade the infrastructure of their current network. The network Kudler is using is called a bus topology that uses a common backbone to connect all devices. If one of the systems on the network wants communicates to another system‚ it broadcast a message
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Network Design Companies have issues when designing a network that provides access to data and information in a safe and secure environment. A small retail chain store Kudler Fine Foods sells various products and is upgrading the network to monitor and secure information. Kudler Fine Foods has three locations and needs to communicate data quickly so that customer’s accounts are updated and stores can manage inventory. The central network server is located at the home office in La Jolla‚ California
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When troubleshooting a computer network‚ it is very important that we look at every small detail in that network. One small mistake like a mistyped number can make all the difference in the way a network performs. In the case of the diagram E-1‚ there are many problems like this that can cause the network to not perform the way it is supposed to. Some of these problems include the IP addresses‚ subnet masks‚ and default gateways in this network. All of these things need to be correct and working
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