a computer network I. Modem Ii. Multiplexers Iii. Switches Iv. Routers V. Bridges The Function of a Modem A modem changes computer data into a signal that can travel over a phone or cable line‚ and a modem at the receiving end turns the information back into a digital form. Cable And DSL Modems The most common types of modems in households today are cable and DSL modems. A cable modem takes the analog signal sent over a cable television service ’s lines while a DSL modem does the same thing over
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method for protecting personal privacy regarding the active RFID tags. Keywords— RFID active tag‚ GSM‚ Microcontroller 89c51‚ PC‚ camera‚ RS232‚ Keypad 1. Introduction The system for visitor identification consists of the following: RFID Tag‚ GSM Modem and a security camera monitors the front door of a building. RFID user insert the tag into the RFID Reader‚ which is
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people accused of stealing the signal. Cable companies were quick to place bandwidth caps on cable modem customers and require that customers agree not to use their home cable modem service for any business purpose (including telecommuting). Recently‚ cable modem users in certain areas have been told that they must subscribe to a digital cable service or face a 50% increase in their monthly cable modem
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city youth will enter factory life at an early age as early as the state law will permit; instructed as the modem teacher is as to youth’s requirements for normal mental and muscular development‚ it is hard to understand the apathy in regard to youth’s inevitable experience in modem industry. Are the educators‚ like the rest of us‚ so caught in admiration of the astonishing achievements of modem industry that they forget the children themselves? Document D Source: Speech by
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Introduction to Computers What is Computer Science? Computer Science or Computer Studies is the study of how a computer works from inside‚ how it connects with other computers and how information is spread from one place to another through technology. HARDWARE REQUIRED IN A COMPUTER SYSTEM What is a computer? A computer is a hardware machine which under the control of software performs instructions to do an action. The computer main function is to process data. What is hardware? Hardware are all
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wireless access point‚ aka Wi-Fi hotspot. If you are using a USB 3G broadband such as those from Maxis‚ Celcom and DiGi‚ or the Wiggy from P1‚ this would let you finally be able to share your Internet connection with others wirelessly‚ like the Wi-Fi modems which Streamyx and P1 give. Again‚ a gentle reminder‚ you need to be using Windows 7 in order to do this. First‚ to check to see if you already have the necessary driver/software for this. To check‚ click on Start‚ type "view network connections"
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3/20/2014 Course Objectives Covered by this Unit • Analyze telephone networks and network topology Unit 1 Key Concept 1: Telephone Networks Copyright 2012‚ ITT ESI 1 2 Copyright 2012‚ ITT ESI Unit Learning Outcomes Keywords • Demonstrate an understanding of the history of telecommunications. • Identify the main structures that comprise a telephone network. Use the following keywords or keyword phrases to search for additional materials to support your work: • Telecommunications • Explain
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introduced. They were still running on the DOS operating system‚ which was not supported by Microsoft since 2003. Zara had no internal or external network. The only way to transmit data from a store to headquarters was at the end of the day through a modem that
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longer lasting and smaller batteries. Fixed lines have just as many pros and cons as cellular phones. To receive or transmit data over the fixed line a modem is needed on each end of the line. The modem takes the digital information and turns it into tones that have been specifically selected for the transmission over telephone network. The modem at the other end is responsible for turning the tones back into digital data. Data rates were limited until digital subscriber line (DSL) was introduced
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explain to you how to speed up your Airtel Broadband connection / solve other problems regarding connection failures due to closed ports. Although I use Airtel and a Beetel 220 BX modem as my basis for this write up‚ the same rules can be applied to others as well. So lets get started. First thing make sure your DSL modem is on. Fire up your browser. Type http://192.168.1.1 as the address with the following Username/Password - Username : admin Password : password Note : These are case sensitive. Make
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