Asterisk For Dummies

Author : Stephen P. Olejniczak,Brady Kirby
Publisher : John Wiley & Sons
Page : 373 pages
File Size : 46,7 Mb
Release : 2007-02-12
Category : Technology & Engineering
ISBN : 9780470098547

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Asterisk For Dummies by Stephen P. Olejniczak,Brady Kirby Pdf

Your company can save tons of money by taking advantage of Asterisk, an open-source PBX that allows you to bridge data and voice communications. Asterisk for Dummies saves you all the worries and confusion with its easy-to-use, step-by-step walkthrough of the entire program that will have you set up in no time! Asterisk takes the data side of telecom and applies it to the handling and processing of voice calls. This book will show you everything you need to know to install, program, and grow with Asterisk. The invaluable information covered in this guide shows you how to: Utilize dialplan, add features, and build infrastructure Maintain your telecom service Address call-quality concerns and completion issues Provide long-term health for your Asterisk switch Operate the AsteriskNOW GUI Utilize VoIP codecs Troubleshoot VoIP calls with packet captures Avoid the things you should never do with Asterisk In addition to these essential tools, this trusty guide shows you how to manipulate your Asterisk and make it even more useful, such as fending off telemarketers, creating a voice mailbox that e-mails everyone, and transmitting your voice through your stereo. It also has quick references that no Asterisk operator should be without, like dialplan functions, VoIP basics, and a concise guide to Linux. With Asterisk for Dummies, you’ll have the power to handle all the necessary programming to set up the system and keep it running smoothly.

Author : Jim Van Meggelen,Jared Smith,Leif Madsen
Publisher : "O'Reilly Media, Inc."
Page : 606 pages
File Size : 55,9 Mb
Release : 2007-08-28
Category : Computers
ISBN : 9780596551629

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Asterisk: The Future of Telephony by Jim Van Meggelen,Jared Smith,Leif Madsen Pdf

This bestselling book is now the standard guide to building phone systems with Asterisk, the open source IP PBX that has traditional telephony providers running scared! Revised for the 1.4 release of the software, the new edition of Asterisk: The Future of Telephony reveals how you can save money on equipment and support, and finally be in control of your telephone system. If you've worked with telephony in the past, you're familiar with the problem: expensive and inflexible systems that are tuned to the vendor's needs, not yours. Asterisk isn't just a candle in the darkness, it's a whole fireworks show. Because Asterisk is so powerful, configuring it can seem tricky and difficult. This book steps you through the process of installing, configuring, and integrating Asterisk with your existing phone system. You'll learn how to write dialplans, set up applications including speech synthesis and voice recognition, how to script Asterisk, and much more -- everything you need to design a simple but complete system with little or no Asterisk experience, and no more than rudimentary telecommunications knowledge. The book includes: A new chapter on managing/administering your Asterisk system A new chapter on using Asterisk with databases Coverage of features in Asterisk 1.4 A new appendix on dialplan functions A simplified installation chapter New simplified SIP configuration, including examples for several popular SIP clients (soft phones and IP telephones) Revised chapters and appendicies reviewed and updated for the latest in features, applications, trends and best-practices Asterisk is revolutionizing the telecom industry, due in large part to the way it gets along with other network applications. While other PBXs are fighting their inevitable absorption into the network, Asterisk embraces it. If you need to take control of your telephony systems, move to Asterisk and see what the future of telecommunications looks like.

Author : Neil Cherry
Publisher : John Wiley & Sons
Page : 387 pages
File Size : 48,9 Mb
Release : 2006-07-14
Category : Computers
ISBN : 0470085967

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Linux Smart Homes For Dummies by Neil Cherry Pdf

A Linux smart home is about controlling and monitoring devices and information around your home using a standard personal computer, Linux, and its vast array of open source tools. You don’t have to be a master programmer to create one. If you like to tinker with Linux, Linux Smart Homes For Dummies will guide you through cool home automation projects that are as much fun to work on as they are to use. Home automation used to be limited to turning on lights and appliances, and maybe controlling your thermostat and lawn sprinkler, from your computer. While you still might not be able to create all the Jetsons’ toys, today you can also Build a wireless network Create and set up a weather station Automate your TV and sound system Spy on your pets when you’re not home Set up an answering system that knows what to do with calls Increase your home’s security If you know how to use Linux and a few basic development tools — Perl, the BASH shell, development libraries, and the GNU C compiler—Linux Smart Homes For Dummies will help you do all these tricks and more. For example, you can Discover the best sources for Linux-based home automation devices Set up a wireless network, create a wireless access point, build a bridge between wired and wireless networks, and route your own network traffic Build a personal video recorder with MythTV that will record to DVD, or set up a wireless streaming music system Create a smart phone system that takes messages and forwards them to your fax, modem, or answering machine Build a weather station that notifies you of severe weather alerts Control and secure your home automation network, and even check on your house when you’re away The bonus CD-ROM includes all kinds of cool open source software for your home automation projects. Linux Smart Homes For Dummies even includes lists of cool gadgets to check out and great ways to automate those boring household chores. A smart home’s a happy home!

Author : Barry A. Burd
Publisher : John Wiley & Sons
Page : 386 pages
File Size : 47,6 Mb
Release : 2011-03-03
Category : Computers
ISBN : 9781118051061

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Java For Dummies by Barry A. Burd Pdf

Start building powerful programs with Java 6—fast! Get an overview of Java 6 and begin building your own programs Even if you're new to Java programming—or to programming in general—you can get up and running on this wildly popular language in a hurry. This book makes it easy! From how to install and run Java to understanding classes and objects and juggling values with arrays and collections, you will get up to speed on the new features of Java 6 in no time. Discover how to Use object-oriented programming Work with the changes in Java 6 and JDK 6 Save time by reusing code Mix Java and Javascript with the new scripting tools Troubleshoot code problems and fix bugs All on the bonus CD-ROM Custom build of JCreator and all the code files used in the book Bonus chapters not included in the book Trial version of Jindent, WinOne, and NetCaptor freeware System Requirements: For details and complete system requirements, see the CD-ROM appendix. Note: CD-ROM/DVD and other supplementary materials are not included as part of eBook file.

Author : Leif Madsen,Russell Bryant
Publisher : "O'Reilly Media, Inc."
Page : 66 pages
File Size : 49,8 Mb
Release : 2011-03-30
Category : Computers
ISBN : 1449307205

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Asterisk Cookbook by Leif Madsen,Russell Bryant Pdf

Asterisk has a wealth of features to help you customize your PBX to fill very specific business needs. This short cookbook offers recipes for tackling dialplan fundamentals, making and controlling calls, and monitoring channels in your PBX environment. Each recipe includes a simple code solution you can put to work immediately, along with a detailed discussion that offers insight into why and how the recipe works. This book focuses on Asterisk 1.8, although many of the conventions and information presented are version-agnostic. These recipes include solutions to help you: Authenticate callers before moving on in your dialplan Redirect calls received by your auto-attendant Create an automatic call-back service Initiate hot-desking to login to and accept calls at any office device Monitor and interrupt live calls to train new employees at a call center Record calls from your Asterisk dialplan

Author : Jim Van Meggelen,Russell Bryant,Leif Madsen
Publisher : O'Reilly Media
Page : 415 pages
File Size : 43,6 Mb
Release : 2019-06-24
Category : Technology & Engineering
ISBN : 9781492031574

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Asterisk: The Definitive Guide by Jim Van Meggelen,Russell Bryant,Leif Madsen Pdf

Design a complete Voice over IP (VoIP) or traditional PBX system with Asterisk, even if you have only basic telecommunications knowledge. This bestselling guide makes it easy with a detailed roadmap that shows you how to install and configure this open source software, whether you’re upgrading your existing phone system or starting from scratch. Ideal for Linux administrators, developers, and power users, this updated fifth edition shows you how to write a basic dialplan step-by-step and brings you up to speed on the features in Asterisk 16, the latest long-term support release from Digium. You’ll quickly gain working knowledge to build a simple yet inclusive system. Integrate Asterisk with analog, VoIP, and digital telephony systems Build an interactive dialplan using best practices for more advanced features Delve into voicemail options such as storing messages in a database Connect to external services including Google Hangouts, XMPP, and calendars Incorporate Asterisk features and functions into a relational database to facilitate information sharing Learn how to use Asterisk’s security, call routing, and faxing features Monitor and control your system with the Asterisk Manager Interface (AMI)

Author : Shannon Belew,Joel Elad
Publisher : John Wiley & Sons
Page : 890 pages
File Size : 42,5 Mb
Release : 2011-10-31
Category : Business & Economics
ISBN : 9781118199411

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Starting an Online Business All-in-One For Dummies by Shannon Belew,Joel Elad Pdf

Conquer the online marketplace with this new version of a bestseller! Whether you've thought of starting an online business or you're already selling online, this update to a bestseller presents invaluable advice for getting--and keeping--online customers. Covering everything from creating a business plan and building a customer-friendly site to marketing with Facebook and Twitter, this fun and friendly guide features eleven minibooks that cover online business basics, legal and accounting matters, website design, online and operating issues, Internet security, techniques for boosting sales, storefront selling, fundraising sites, niche e-commerce, and more. Updated to include coverage of the latest online marketing tools, techniques, and trends Includes coverage of how to use social media sites like Facebook, Twitter, Foursquare, and Yelp to reach your customers as well as expanded coverage of mobile marketing Explains how your location can actually bring new customers to you Details ways to build a business plan that translates your ideas into a profitable enterprise Shares advice for choosing software to help you manage taxes, balance sheets, and other accounting chores; using PR and advertising tools that best promote your business online, including Google AdWords; and create a website that helps your business make money Discover why "online entrepreneurship" means more than just building a website. Starting an Online Business All-in-One For Dummies breaks down everything the budding entrepreneur needs to know to be successful online and keep your customers coming back for more.

Author : Leif Madsen
Publisher : Unknown
Page : 695 pages
File Size : 50,6 Mb
Release : 2011
Category : Asterisk (Computer file)
ISBN : 1449306802

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Asterisk by Leif Madsen Pdf

Provides information on designing a VoIP or analog PBX using Asterisk, covering how to install, configure, and intergrate the software into an existing phone system.

Author : Allen G. Taylor
Publisher : John Wiley & Sons
Page : 512 pages
File Size : 40,9 Mb
Release : 2018-11-14
Category : Computers
ISBN : 9781119527084

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SQL For Dummies by Allen G. Taylor Pdf

Get ready to make SQL easy! Updated for the latest version of SQL, the new edition of this perennial bestseller shows programmers and web developers how to use SQL to build relational databases and get valuable information from them. Covering everything you need to know to make working with SQL easier than ever, topics include how to use SQL to structure a DBMS and implement a database design; secure a database; and retrieve information from a database; and much more. SQL is the international standard database language used to create, access, manipulate, maintain, and store information in relational database management systems (DBMS) such as Access, Oracle, SQL Server, and MySQL. SQL adds powerful data manipulation and retrieval capabilities to conventional languages—and this book shows you how to harness the core element of relational databases with ease. Server platform that gives you choices of development languages, data types, on-premises or cloud, and operating systems Find great examples on the use of temporal data Jump right in—without previous knowledge of database programming or SQL As database-driven websites continue to grow in popularity—and complexity—SQL For Dummies is the easy-to-understand, go-to resource you need to use it seamlessly.

Author : Melanie Nelson,Shannon Lowe
Publisher : John Wiley & Sons
Page : 518 pages
File Size : 49,9 Mb
Release : 2010-02-15
Category : Business & Economics
ISBN : 9780470550946

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TypePad For Dummies by Melanie Nelson,Shannon Lowe Pdf

Provides information on creating and maintaining a blog with TypePad.

Author : Dan Gookin
Publisher : John Wiley & Sons
Page : 410 pages
File Size : 55,9 Mb
Release : 2004-04-19
Category : Computers
ISBN : 9780764573927

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C For Dummies by Dan Gookin Pdf

while (dead_horse) beat (): If you’re like most people, the above seems like nonsense.Actually, it’s computer sense—C programming. Afterdigesting C For Dummies, 2nd Edition,you’ll understand it. C programs are fast, concise andversatile. They let you boss your computer around for a change. Soturn on your computer, get a free compiler and editor (the booktells you where), pull up a chair, and get going. You won’thave to go far (page 13) to find your first program example.You’ll do short, totally manageable, hands-on exercises tohelp you make sense of: All 32 keywords in the C language (that’sright—just 32 words) The functions—several dozen of them Terms like printf(), scanf(), gets (), and puts () String variables, numeric variables, and constants Looping and implementation Floating-point values In case those terms are almost as intimidating as the idea ofprogramming, be reassured that C For Dummies was written byDan Gookin, bestselling author of DOS For Dummies, the bookthat started the whole library. So instead of using expletives andgetting headaches, you’ll be using newly acquired skills andgetting occasional chuckles as you discover how to: Design and develop programs Add comments (like post-it-notes to yourself) as you go Link code to create executable programs Debug and deploy your programs Use lint, a common tool to examine and optimize your code A helpful, tear-out cheat sheet is a quick reference forcomparison symbols, conversion characters, mathematical doodads, Cnumeric data types, and more. C For Dummies takes themystery out of programming and gets you into it quickly andpainlessly.

Author : Russell Bryant. Leif Madsen. Jim Van Meggelen
Publisher : Unknown
Page : 128 pages
File Size : 48,7 Mb
Release : 2013
Category : Electronic
ISBN : 1449332439

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Asterisk by Russell Bryant. Leif Madsen. Jim Van Meggelen Pdf

Author : Greg Harvey
Publisher : John Wiley & Sons
Page : 408 pages
File Size : 53,7 Mb
Release : 2011-02-10
Category : Computers
ISBN : 9781118050590

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Excel 2007 For Dummies by Greg Harvey Pdf

One look at Excel 2007, with its new Office Button, Quick Access toolbar, and Ribbon, and you realize you’re not in Kansas anymore. Well, have no fear— Excel 2007 for Dummies is here! If you’ve never worked with a computer spreadsheet, or if you’ve had some experience with earlier versions of Excel but need help transitioning, here you’ll find everything you need to create, edit, format, and print your own worksheets (without sacrificing your sanity!). Excel 2007 for Dummies covers all the fundamental techniques, concentrating on only the easiest, most user-friendly ways to get things done. You’ll discover how to: Rearrange, delete and insert new information Keep track of and organize data in a single worksheet Transfer data between the sheets of different workbooks Create a chart using the data in a worksheet Add hyperlinks and graphics to worksheets And more! Plus, in keeping with Excel 2007’s more graphical and colorful look, Excel 2007 for Dummies has taken on some color of its own, with full-color plates in the mid-section of the book illustrating exactly what you’ll see on your screen. Whether you read it from cover to cover or skip to the sections that answer your specific questions, the simple guidance in this book will have you excelling at home or in the office no time.

Author : Ken Bluttman
Publisher : John Wiley & Sons
Page : 402 pages
File Size : 51,8 Mb
Release : 2018-11-06
Category : Computers
ISBN : 9781119518259

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Excel Formulas & Functions For Dummies by Ken Bluttman Pdf

Put the power of Excel functions to work in your formulas There are more than 400 built-in functions in Excel 2019, from AGGREGATE to Z.TEST. The question is which ones will make your work easier? How and why should you use a particular function in your formulas? Excel Formulas and Functions For Dummies offers thorough but easy-to-read coverage of powerful Excel functions. With this book, you’ll learn to apply the power of Excel functions and formulas to make your work and other tasks easier. Compare 15-year vs. 30-year mortgage terms, choose between leasing or buying a car, compute classroom grades, create an amortization table, evaluate investment performance, calculate the real cost of credit card purchases, or forecast college expenses and savings. All of this and more is possible when you master functions and formulas in Excel. Although it covers the latest software version, Excel 2019, the techniques and functions described in this book can be used on any version of Excel. Step-by-step instruction on Excel's 150 most useful functions Each function is illustrated by helpful, real-world examples 85 specialized functions are described in abbreviated form Includes Excel’s must-know functions This book is a must-read for beginning to intermediate Excel users who want to find out how to use Excel’s powerful built-in functions.

Author : Dan Gookin
Publisher : John Wiley & Sons
Page : 855 pages
File Size : 44,9 Mb
Release : 2011-03-01
Category : Computers
ISBN : 9781118054246

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C All-in-One Desk Reference For Dummies by Dan Gookin Pdf

Ready, set, code! A user-friendly guide introducing the C programming language to new and intermediate coders The C programming language and its direct descendants are widespread and among the most popular programming languages used in the world today. The enduring popularity of C continues because C programs are fast, concise, and run on many different systems. Flexible and efficient, C is designed for a wide variety of programming tasks: system-level code, text processing, graphics, telecommunications, and many other application areas. C All-in-One Desk Reference For Dummies is for beginning and intermediate C programmers and provides a solid overview of the C programming language, from the basics to advanced concepts, with several exercises that give you real-world practice. C All-in-One Desk Reference For Dummies covers everything users need to get up to speed on C programming, including advanced topics to take their programming skill to the next level. Inside you'll learn The entire development cycle of a C program: designing and developing the program, writing source code, compiling the code, linking the code to create the executable programs, debugging, and deployment The intricacies of writing the code -- the basic and not-so-basic building blocks that make up the source code Thorough coverage of keywords, program flow, conditional statements, constants and variables, numeric values, arrays, strings, functions, pointers, debugging, prototyping, and more Dozens of sample programs you can adapt and modify for your own use Written in plain English, this friendly guide also addresses some advanced programming topics, such as Programming for the Linux/Unix console Windows and Linux programming Graphics programming Games programming Internet and network programming Hardware programming projects The book includes a handy appendix that shows you how to set up your computer for programming, how to select and use a text editor, and fix up the compiler, to ensure you're ready to work the author's examples. Written by Dan Gookin, the author of the first-ever For Dummies book (and several others) who's known for presenting complex material in an easy-to-understand way, this comprehensive guide makes learning the C programming language simple and fun. Grab your copy of C All-in-One Desk Reference For Dummies, so you can start coding your own programs.