Wydawca: Packt Publishing
Founded in 2004 in Birmingham, UK, Packt's mission is to help the world put software to work in new ways, through the delivery of effective learning and information services to IT professionals. Working towards that vision, we have published over 6,500 books and videos so far, providing IT professionals with the actionable knowledge they need to get the job done - whether that's specific learning on an emerging technology or optimizing key skills in more established tools. As part of our mission, we have also awarded over $1,000,000 through our Open Source Project Royalty scheme, helping numerous projects become household names along the way.
1705
Ebook

Building Minecraft Server Modifications. Create and customize your very own Minecraft server using Java and the Spigot API - Second Edition

Cody M. Sommer

Minecraft is a sandbox game that allows you to play it in any way you want. Coupled with a multiplayer server powered by Spigot, you can customize the game even more! Using the Bukkit API, anyone interested in learning how to program can control their Minecraft world by developing server plugins.This book is a great introduction to software development through the wonderful world of Minecraft. We start by instructing you through how to set up your home PC for Minecraft server development. This includes an IDE complete with the required libraries as well as a Spigot server to test on. You will be guided through writing code for several different plugins. Each chapter teaches you new skills to create plugins of increasing complexity, and each plugin adds a new concept of the Bukkit API By the end of the book, you will have all the knowledge you need about the API to successfully create any type of plugin. You can then practice and build your Java skills through developing more mods for their server.

1706
Ebook

Hands-On Application Development with PyCharm. Accelerate your Python applications using practical coding techniques in PyCharm

Quan Nguyen

JetBrain’s PyCharm is the most popular Integrated Development Environment (IDE) used by the Python community thanks to its numerous features that facilitate faster, more accurate, and more productive programming practices. However, the abundance of options and customizations can make PyCharm seem quite intimidating.Hands-on Application Development with PyCharm starts with PyCharm’s installation and configuration process, and systematically takes you through a number of its powerful features that can greatly improve your productivity. You’ll explore code automation, version control, graphical debugging/testing, management of virtual environments, and much more. Finally, you’ll delve into specific PyCharm features that support web development and data science, two of the fastest growing applications in Python programming. These include the integration of the Django framework as well as the extensive support for IPython and Jupyter Notebook.By the end of this PyCharm book, you will have gained extensive knowledge of the tool and be able to implement its features and make the most of its support for your projects.

1707
Ebook

Salesforce Platform App Builder Certification Guide. A beginner's guide to building apps on the Salesforce Platform and passing the Salesforce Platform App Builder exam

Paul Goodey

Do you want to be able to confidently design and build apps that support business processes within the Lightning Platform? Salesforce Platform App Builder Certification Guide not only helps you to do this, but also prepares you for the certification exam.The book starts by describing the core capabilities of the Lightning Platform. You'll learn techniques for data modeling to design, build, and deploy apps without writing code and achieve rapid results with the declarative capabilities that the Lightning Platform provides. Next, you'll explore utilities for importing and exporting data and the features available in the Lightning Platform to restrict and extend access to objects, fields, and records. You'll also be able to customize the Salesforce Lightning Experience user interface (UI) and build functionality for custom buttons, links, and actions. Later, this certification study guide will take you through reporting and the social and mobile features of the Lightning Platform. Finally, you’ll get to grips with Salesforce build environments and deployment options.By the end of this Salesforce book, you'll not only have learned how to build data models, enforce data security, and implement business logic and process automation, but also have gained the confidence to pass the Platform App Builder exam and achieve Salesforce certification.

1708
Ebook

Hands-On Python Deep Learning for the Web. Integrating neural network architectures to build smart web apps with Flask, Django, and TensorFlow

Anubhav Singh, Sayak Paul

When used effectively, deep learning techniques can help you develop intelligent web apps. In this book, you'll cover the latest tools and technological practices that are being used to implement deep learning in web development using Python.Starting with the fundamentals of machine learning, you'll focus on DL and the basics of neural networks, including common variants such as convolutional neural networks (CNNs). You'll learn how to integrate them into websites with the frontends of different standard web tech stacks. The book then helps you gain practical experience of developing a deep learning-enabled web app using Python libraries such as Django and Flask by creating RESTful APIs for custom models. Later, you'll explore how to set up a cloud environment for deep learning-based web deployments on Google Cloud and Amazon Web Services (AWS). Next, you'll learn how to use Microsoft's intelligent Emotion API, which can detect a person's emotions through a picture of their face. You'll also get to grips with deploying real-world websites, in addition to learning how to secure websites using reCAPTCHA and Cloudflare. Finally, you'll use NLP to integrate a voice UX through Dialogflow on your web pages.By the end of this book, you'll have learned how to deploy intelligent web apps and websites with the help of effective tools and practices.

1709
Ebook

Mastering phpMyAdmin 3.3.x for Effective MySQL Management. A complete guide to get started with phpMyAdmin 3.3 and master its features

Marc Delisle, Software Freedom Conservancy Inc

phpMyAdmin is an open source tool written in PHP to handle MySQL administration over the World Wide Web. It can execute SQL statements and manage users and their permissions. However, when it comes to exploiting phpMyAdmin to its full potential, even experienced developers and system administrators are left baffled.Mastering phpMyAdmin 3.3.x for Effective MySQL Management is an easy-to-follow, step-by-step guide that walks you through every facet of this efficient tool. Author Marc Delisle draws on his experience as one of the leading developers and project administrator of phpMyAdmin and uses his unique tutorial approach to take full advantage of its potential. This book is filled with illustrative examples that will help you understand every phpMyAdmin feature in detail.The book helps you get started with installing and configuring phpMyAdmin and looks at its features. You then work on a sample project with two basic tables and perform basic actions such as creating, editing, and deleting data, tables, and databases. You will learn how to create up-to-date backups and import the data that you have exported. You will then explore different search mechanisms and options for querying across multiple tables.The book gradually proceeds to advanced features such as defining inter-table relations and installing the linked-tables infrastructure. Some queries are out of the scope of the interface and this book will show you how to accomplish these tasks with SQL commands.New features of version 3.3.x, such as synchronizing databases on different servers and managing MySQL replication to improve performance and data security, are covered in this book. Towards the end of the book you will learn to document your database, track changes made to the database, and manage user accounts using phpMyAdmin server management features.This book is an upgrade from the previous version that covered phpMyAdmin Version 3.1. Version 3.3.x introduced features such as new import and export modules, tracking changes, synchronizing structure and data between servers, and providing support for replication.

1710
Ebook

Django 2 Web Development Cookbook. 100 practical recipes on building scalable Python web apps with Django 2 - Third Edition

Jake Kronika, Aidas Bendoraitis

Django is a framework designed to balance rapid web development with high performance. It handles high levels of user traffic and interaction, integrates with a variety of databases, and collects and processes data in real time. This book follows a task-based approach to guide you through developing with the Django 2.1 framework, starting with setting up and configuring Docker containers and a virtual environment for your project.You'll learn how to write reusable pieces of code for your models and manage database changes. You'll work with forms and views to enter and list data, applying practical examples using templates and JavaScript together for the optimum user experience. This cookbook helps you to adjust the built-in Django administration to fit your needs and sharpen security and performance to make your web applications as robust, scalable, and dependable as possible. You'll also explore integration with Django CMS, the popular content management suite.In the final chapters, you'll learn programming and debugging tricks and discover how collecting data from different sources and providing it to others in various formats can be a breeze. By the end of the book, you'll learn how to test and deploy projects to a remote dedicated server and scale your application to meet user demands.

1711
Ebook

Artificial Intelligence with Power BI. Take your data analytics skills to the next level by leveraging the AI capabilities in Power BI

Mary-Jo Diepeveen

The artificial intelligence (AI) capabilities in Power BI enable organizations to quickly and easily gain more intelligent insights from unstructured and structured data.This book will teach you how to make use of the many AI features available today in Power BI to quickly and easily enrich your data and gain better insights into patterns that can be found in your data.You’ll begin by understanding the benefits of AI and how it can be used in Power BI. Next, you’ll focus on exploring and preparing your data for building AI projects and then progress to using prominent AI features already available in Power BI, such as forecasting, anomaly detection, and Q&A. Later chapters will show you how to apply text analytics and computer vision within Power BI reports. This will help you create your own Q&A functionality in Power BI, which allows you to ask FAQs from another knowledge base and then integrate it with PowerApps. Toward the concluding chapters, you’ll be able to create and deploy AutoML models trained in Azure ML and consume them in Power Query Editor. After your models have been trained, you’ll work through principles such as privacy, fairness, and transparency to use AI responsibly.By the end of this book, you’ll have learned when and how to enrich your data with AI using the out-of-the-box AI capabilities in Power BI.

1712
Ebook

Data Processing with Optimus. Supercharge big data preparation tasks for analytics and machine learning with Optimus using Dask and PySpark

Dr. Argenis Leon, Luis Aguirre

Optimus is a Python library that works as a unified API for data cleaning, processing, and merging data. It can be used for handling small and big data on your local laptop or on remote clusters using CPUs or GPUs.The book begins by covering the internals of Optimus and how it works in tandem with the existing technologies to serve your data processing needs. You'll then learn how to use Optimus for loading and saving data from text data formats such as CSV and JSON files, exploring binary files such as Excel, and for columnar data processing with Parquet, Avro, and OCR. Next, you'll get to grips with the profiler and its data types - a unique feature of Optimus Dataframe that assists with data quality. You'll see how to use the plots available in Optimus such as histogram, frequency charts, and scatter and box plots, and understand how Optimus lets you connect to libraries such as Plotly and Altair. You'll also delve into advanced applications such as feature engineering, machine learning, cross-validation, and natural language processing functions and explore the advancements in Optimus. Finally, you'll learn how to create data cleaning and transformation functions and add a hypothetical new data processing engine with Optimus.By the end of this book, you'll be able to improve your data science workflow with Optimus easily.

1713
Ebook

Instant Handlebars.js. Learn how to create and implement HTML templates into your projects using the Handlebars library

Gabriel Manricks

Handlebars is one of the leading JavaScript templating engines and is quickly gaining widespread adoption by developers, as well as with frameworks like Ember.js and Meteor.Instant Handlebars.js is a complete guide to the Handlebars library filled with internal concepts and practical examples that will help illustrate what's going on and take you from a complete beginner to a Handlebars expert.Instant Handlebars.js begins with the very basics, requiring no previous knowledge about templating engines. Throughout the course of this book, you get a thorough tour of all the features available in Handlebars.js and you will learn how to organize your websites for both development and production.In this book, we will cover how to create templates with both placeholders and helpers. We will then go into organizing your projects for rapid -development using Require.js and how to optimize and compile your projects for production. To finish off, you will learn how to annotate your code and leave debug points so that you can easily maintain and troubleshoot your code in the future.Handlebars is a small library;, it is meant to fill a specific need and it does this well. Instant Handlebars.js takes a very methodical approach to cover every aspect of this amazing library with practical examples provided every step of the way.

1714
Ebook
1715
Ebook

Edit without Tears with Final Cut Pro. Elevate your video editing skills with professional workflows and techniques

Bruce G. Macbryde

Edit Without Tears with Final Cut Pro is your essential guide to overcoming challenges in video editing using Final Cut Pro, simplifying complex procedures and workflows and providing a structured approach for efficient and impressive video editing. This book will change how you approach editing, guiding you to create professional-grade videos with ease and confidence.Throughout the book, you'll enhance your efficiency and speed, while also learning unique workflows for common tasks. The comprehensive coverage spans planning video narratives, crafting preliminary edits and refining them, improving audio quality, setting up and editing multicam sequences, leveraging the inspector's controls, and working with both built-in and third-party plugins. You’ll then advance to animating objects using keyframes, utilizing color scopes for advanced color correction, and troubleshooting common issues confidently.By the end of this Final Cut Pro book, you’ll have developed an efficient editing style, unlocking the full power of this video editing software for your creative endeavors.

1716
Ebook

Microservices with Go. Building scalable and reliable microservices with Go

Alexander Shuiskov

This book covers the key benefits and common issues of microservices, helping you understand the problems microservice architecture helps to solve, the issues it usually introduces, and the ways to tackle them.You’ll start by learning about the importance of using the right principles and standards in order to achieve the key benefits of microservice architecture. The following chapters will explain why the Go programming language is one of the most popular languages for microservice development and lay down the foundations for the next chapters of the book. You’ll explore the foundational aspects of Go microservice development including service scaffolding, service discovery, data serialization, synchronous and asynchronous communication, deployment, and testing. After covering the development aspects, you’ll progress to maintenance and reliability topics. The last part focuses on more advanced topics of Go microservice development including system reliability, observability, maintainability, and scalability. In this part, you’ll dive into the best practices and examples which illustrate how to apply the key ideas to existing applications, using the services scaffolded in the previous part as examples.By the end of this book, you’ll have gained hands-on experience with everything you need to develop scalable, reliable and performant microservices using Go.

1717
Ebook

Mastering Python for Finance. Implement advanced state-of-the-art financial statistical applications using Python - Second Edition

James Ma Weiming

The second edition of Mastering Python for Finance will guide you through carrying out complex financial calculations practiced in the industry of finance by using next-generation methodologies. You will master the Python ecosystem by leveraging publicly available tools to successfully perform research studies and modeling, and learn to manage risks with the help of advanced examples.You will start by setting up your Jupyter notebook to implement the tasks throughout the book. You will learn to make efficient and powerful data-driven financial decisions using popular libraries such as TensorFlow, Keras, Numpy, SciPy, and scikit-learn. You will also learn how to build financial applications by mastering concepts such as stocks, options, interest rates and their derivatives, and risk analytics using computational methods. With these foundations, you will learn to apply statistical analysis to time series data, and understand how time series data is useful for implementing an event-driven backtesting system and for working with high-frequency data in building an algorithmic trading platform. Finally, you will explore machine learning and deep learning techniques that are applied in finance.By the end of this book, you will be able to apply Python to different paradigms in the financial industry and perform efficient data analysis.

1718
Ebook
1719
Ebook

Creating Mobile Apps with Appcelerator Titanium. There's no better way to learn Titanium than by using the platform to create apps for iPhone, iPad, and Android, and this tutorial lets you do exactly that. It's a truly hands-on approach that covers all the essential bases

Christian Brousseau

Smartphones and tablets have really changed the technological landscape over the last 3-4 years. Much like the web did in the last decade, these powerful tools have changed the way people communicate and access information. Such a wide market creates opportunities for developers who have the skills to develop mobile applications.Creating Mobile Apps with Appcelerator Titanium is a practical, step-by-step guide to building iPhone, iPad, and Android applications using JavaScript. This book will give you a solid grounding of the dos and don'ts of mobile development and also covers a lot of the functionalities offered by the Titanium platform.This book begins with a look at what the Titanium platform has to offer. By taking you through clear tutorials on developing each application step-by-step, it helps you to apply your newly acquired knowledge afterwards. The difficulty level gradually increases along the course of the book.Each application from this book covers different aspects of mobile development. Every chapter starts by defining the application's features as well as the user interface structure. Every single code section is then explained and put into context allowing you to gain a clear understanding of their purpose and functionality. The book takes a “small milestone” approach, allowing you to actually run the application and see the progression. Every step is accompanied by many screenshots so you can see the expected result on screen.You will learn everything you need to know to develop your very own mobile applications. The book takes a laid-back approach to Titanium development and provides information in a way designed to never overwhelm the reader with information and also uses clear diagrams, screenshots, and tips throughout.

1720
Ebook

Oracle Application Express 4.0 with Ext JS. Deliver rich desktop-styled Oracle APEX applications using the powerful Ext JS JavaScript library

Mark Lancaster

Modern web-based applications are moving rapidly away from simple HTML pages, with users expecting desktop styled rich internet applications. Oracle Application Express includes multiple built-in interfaces especially designed for adding JavaScript libraries and components. Ext JS is a polished, high performance set of customizable UI widgets with a well designed and extensible Component model. Combining Ext JS components with the well engineered server side processing provided by Oracle APEX is a recipe for success. Written by Oracle ACE, Mark Lancaster, this book is a complete practical guide to building robust desktop-styled web applications using Oracle Application Express and the powerful Ext JS JavaScript library This book starts off by setting up a productive environment for Oracle APEX and Ext JS, preparing you to get ready to code, and then gradually introducing you to the Ext JS API. You then create a theme based on Ext JS into APEX from scratch, starting with integrating the Ext JS library into the page template, then covering all the template types. You further enrich your interface by integrating Ext JS form components and Ext JS layout elements. You are shown how to integrate components including tab panels, toolbars and menus. Existing components are also enhanced, transforming select lists into auto-completing combo boxes and text-areas auto-sizing as you type.Using exciting new Plug-ins feature, you will learn how to develop custom APEX components that can be used declaritively. This book extends native APEX functionality by integrating Ext JS widgets and components with integrated server-side JavaScript generation, AJAX processing and validation.The book then covers integrating Plug-ins with APEX provided Dynamic Actions JavaScript. You proceed further to build advanced interactive components using AJAX enabled trees and grids. Then you will see how to use the iFrames component along with page templates to build a multi-page interface and also deal with JavaScript communication between iFrames. Finally, you will integrate Ext JS with jQuery using the Ext jQuery adaptor. This book also covers examples of jQuery functionality interacting with Ext JS. By the end of this book you will also learn to improve the performance of your JavaScripts.

1721
Ebook

State Management with React Query. Improve developer and user experience by mastering server state in React

Daniel Afonso, Ricardo Mestre

State management, a crucial aspect of the React ecosystem, has gained significant attention in recent times. While React offers various libraries and tools to handle state, each with different approaches and perspectives, one thing is clear: state management solutions for handling client state are not optimized for dealing with server state. React Query was created to address this issue of managing your server state, and this guide will equip you with the knowledge and skills needed to effectively use React Query for state management.Starting with a brief history of state management in the React ecosystem, you’ll find out what prompted the split from a global state to client and server state and thus understand the need for React Query. As you progress through the chapters, you'll see how React Query enables you to perform server state tasks such as fetching, caching, updating, and synchronizing your data with the server. But that’s not all; once you’ve mastered React Query, you’ll be able to apply this knowledge to handle server state with server-side rendering frameworks as well. You’ll also work with patterns to test your code by leveraging the testing library and Mock Service Worker.By the end of this book, you'll have gained a new perspective of state and be able to leverage React Query to overcome the obstacles associated with server state.

1722
Audiobook

Cybersecurity and Privacy Law Handbook. A beginner's guide to dealing with privacy and security while keeping hackers at bay

Walter Rocchi

Cybercriminals are incessantly coming up with new ways to compromise online systems and wreak havoc, creating an ever-growing need for cybersecurity practitioners in every organization across the globe who understand international security standards, such as the ISO27k family of standards.If you’re looking to ensure that your company's data conforms to these standards, Cybersecurity and Privacy Law Handbook has got you covered. It'll not only equip you with the rudiments of cybersecurity but also guide you through privacy laws and explain how you can ensure compliance to protect yourself from cybercrime and avoid the hefty fines imposed for non-compliance with standards.Assuming that you're new to the field, this book starts by introducing cybersecurity frameworks and concepts used throughout the chapters. You'll understand why privacy is paramount and how to find the security gaps in your company's systems. There's a practical element to the book as well—you'll prepare policies and procedures to prevent your company from being breached. You’ll complete your learning journey by exploring cloud security and the complex nature of privacy laws in the US.By the end of this cybersecurity book, you'll be well-placed to protect your company's data and comply with the relevant standards.

1723
Ebook
1724
Ebook

The 3CX IP PBX Tutorial. Save money and gain kudos when you use this book to develop a fully functional PBX phone system using 3CX. Written for beginners, it walks you through the basic concepts to setting up a complete professional system

Robert Lloyd, Matthew M. Landis, Matthew M Landis

Traditional PBX systems have often been expensive and proprietary. With 3CX, you can now create an easy-to-use, complete, and cost-effective phone system on Microsoft Windows. This practical guide offers the insight that a reader needs to exploit the potential that 3CX has to offer.This practical hands-on book covers everything you need to know about designing, installing and customizing 3CX to create an all-inclusive phone system. It takes a real-world approach that walks you through all aspects of 3CX and its features. From installing the software, to backing things up, to understanding what hardware you need – this book covers it all.The 3CX IP PBX Tutorial will take you from knowing very little about VoIP to almost expert level with detailed how-tos on every aspect of 3CX. Starting with the basics, and covering the free version of 3CX as well as the more advanced features of the Enterprise version, you will learn it all.In other words, this book covers numerous topics such as installation and configuration of 3CX, choosing a VoIP Provider, integration of a trunk into 3CX, the commonly used 3CX hardware, and backing up your phone system.

1725
Ebook

Salesforce CRM: The Definitive Admin Handbook. Salesforce CRM is a web-based Customer Relationship Management Service designed to transform your marketing and sales. With this complete guide to implementing the service, administrators of all levels can easily acquire deep knowledge of the platform. - Second Edition

Paul Goodey

Salesforce CRM: The Definitive Admin Handbook is the complete guide to implementing Salesforce CRM. Whether you are looking to enhance the core features or you have already started customizing your Salesforce CRM system and are looking for guidance on advanced features. This book will show you how to get maximum benefit from this exciting product.Salesforce CRM is a market-leading customer relationship management (CRM) application that is accessed over the Internet. The CRM application provides facilities to manage sales projections and orders, marketing plans, business process automation and collaboration, service and support, and data analytics. The application greatly enhances a company's sales performance, improves team work and collaboration, and provides a robust customer relationship management strategy for an organization.Salesforce CRM: The Definitive Admin Handbook has been updated for the Spring '13 release and gives you all the information you need to administer this powerful CRM application.The book begins with the setup of users and security settings and then progresses to configuration, data management, and data analytics. Finally, the book covers the ways in which the core platform can be further extended and enhanced.Focused on the needs of the enterprise, this book provides a solution-driven approach for both business and IT specialists to get the most from the Salesforce CRM application. It begins with setting up of organization-wide features that affect the look-and-feel of the application. We will then move on to data management, analytics, process automation and approval mechanisms are then covered, along with the functional areas of Sales Cloud, Service Cloud, Marketing Cloud, and Salesforce Chatter. Finally, we will look into the methods used to further enhance the system and to improve the return on investment from the application.After reading Salesforce CRM: The Definitive Admin Handbook, you will feel comfortable with the administration features within Salesforce CRM and will have been presented with real-world scenarios to improve the setup and avoid some common pitfalls.

1726
Ebook

WordPress Top Plugins. Find and install the best plugins for generating and sharing content, building communities and generating revenue

Brandon Corbin

Bloggers, authors, coders, photographers, moms, dads, big companies, small companies, and even kids use WordPress to manifest their personas online. WordPress is used in every market, in every country, and continues to grow everyday. This explosive growth and international open source love affair was ignited the day WordPress announced the simple idea of a 'plugin'A WordPress plugin is a collection of files (PHP, javascript, css) that creates a small feature or modification to your WordPress blog. WordPress Top Plugins will teach you to add these plugins to an already built base WordPress site, and customize them where applicable.This book will walk you through finding and installing the best plugins for generating and sharing content, for building communities and reader base, and for generating real advertising revenue.There is literally a plugin for almost anything you want to achieve in WordPress.This book will show you how plugins work, and more importantly, how to install and activate them on your blog without you having to touch a single line of code, unless of course, you want to.Content is king, and it’s pretty hard to generate. This book will cover some of the best plugins available on WordPress to generate unique and dynamic content.Once you have your blog loaded chock full of juicy content, you will learn how to turn your blog in to an overnight sensation by helping your readers to share it, using tools to retweet, post on Facebook, and so on.This book will teach you how to build a community with one single killer plugin, namely, BuddyPress—the best community building plugin available for WordPress.Once you are through with plugin basics, content, and building a community, this book will show you how to generate revenue! It will cover the top plugins for turning your blog into a money making machine!This book will also cover plugins focused on tweaking and perfecting your blog’s overall look and feel, and functionality.Nothing helps build a powerful online blog brand than a horde of talented writers to contribute their ideas and content – as well as their social network. This book will cover a bunch of plugins that will make working with multiple authors easy, efficient, and effective.Last but not the least, it will cover the best plugins for ensuring that your blog is secure, the database is running optimally, and in the case of an emergency, you have a full backup copy of your blog.While most plugins in this book are focused on a blog’s frontend, this book will also cover some great 'non-public' facing plugins that make our lives so much easier and make your WordPress site a productive powerhouse.

1727
Ebook
1728
Ebook

FreePBX 2.5 Powerful Telephony Solutions. Configure, deploy, and maintain an enterprise-class VoIP PBX

Alex Robar

FreePBX is an easy-to-use GUI that controls and manages Asterisk. It gives you pre-programmed functionality accessible through user-friendly web interfaces that allows you to have a fully functional PBX pretty much straight away with no programming. With this book it's easy to master the many features of FreePBX, which will help you to save time and money as you set up your enterprise-class network.This book will guide you through these features to install, configure, and maintain a professional PBX with plenty of examples and screenshots. By the end of this book, you will have learned to create an enterprise-class VoIP PBX that features the stability and feature set of traditional telephony systems without the hefty price tag.This book will help its readers to roll out a robust, web-based, and inexpensive yet powerful telephony solution through the GUI. By following the practical examples in this book, you will learn how to install, configure, and manage an enterprise-class PBX using open source telephony tools Asterisk and FreePBX. From here on, this book takes a closer look at the open source telephony engine software, discussing a broad range of topics from how to build and deploy an enterprise-class VoIP PBX to creating VoIP trunks using SIP, IAX2, and ZAP technologies and setting up user extensions with voicemail. FreePBX 2.5 Powerful Telephony Solutions will introduce you to advanced options such as call routing, voicemail, and other calling features. Finally, this book will provide you with the relevant information to help you personalize and secure your PBX.