Understand and solve many different kinds of iPhone and iPad problems. This book covers both general troubleshooting techniques applicable in a wide variety of situations as well as specific fixes for topics such as networking, apps, photos, the battery, and syncing. Glitches, hiccups, and crashes just aren't supposed to happen with iOS, but alas, all too often they do. It is these non-obvious fixes, workarounds, and preventative measures that form the core of iOS Troubleshooting. With clear, straightforward prose, this book will take the reader through hundreds of iOS problems, explain the reasons for them, and provide easy to understand solutions to get the device (and you) back in business. What you'll learn: Fix cellular and networking connections Incorporate accessories effectively Solve battery and charging issues Clear up syncing and iCloud glitches Who this book is for: Any person who uses an iOS device.
In The Implosion of Capitalism world-renowned political economist Samir Amin connects the key events of our times - financial crisis, Eurozone implosion, the emerging BRIC nations and the rise of political Islam - identifying them as symptoms of a profound systemic crisis.In light of these major crises and tensions, Amin updates and modifies the classical definitions of social classes, political parties, social movements and ideology. In doing so he exposes the reality of monopoly capitalism in its contemporary global form.In a bravura conclusion, Amin argues that the current capitalist system is not viable and that implosion is unavoidable. The Implosion of Capitalism makes clear the stark choices facing humanity - and the urgent need for a more humane global order.
Troubleshooting and Maintaining Cisco IP Networks (TSHOOT) Foundation Learning Guide is a Cisco® authorized learning tool for CCNP preparation. As part of the Cisco Press foundation learning series, this book covers how to maintain and monitor complex enterprise networks. The chapters focus on planning tasks, evaluations of designs, performance measurements, configuring and verifying, and correct troubleshooting procedures and documentation tasks. From this book you will learn the foundational topics for critical analysis, planning, verification and documentation, while configuring tasks would have been mastered in the CCNP ROUTE and CCNP SWITCH material. The author walks you through several real-world troubleshooting examples to help you refine your study in the art of troubleshooting. Each chapter opens with the list of topics covered to clearly identify the focus of that chapter. At the end of each chapter, a summary of key concepts for quick study and review questions provide you with an opportunity to assess and reinforce your understanding of the material. Throughout the book, real-world troubleshooting examples serve to illuminate theoretical concepts. Troubleshooting and Maintaining Cisco IP Networks (TSHOOT) Foundation Learning Guide is ideal for certification candidates who are seeking a tool to learn all the topics covered in the CCNP TSHOOT 642-832 exam. Serves as the official book for the Cisco Networking Academy CCNP TSHOOT course Provides a thorough presentation on maintenance and troubleshooting techniques for routers and switches in a complex enterprise network Covers troubleshooting wireless, unified communications, and video issues in converged networks Explains how to maintain and troubleshoot network security implementations Uses extensive troubleshooting examples and diagrams to solidify the topic explanations Presents self-assessment review questions, chapter objectives, and summaries to facilitate effective studying This volume is in the Certification Self-Study Series offered by Cisco Press®. Books in this series provide officially developed training solutions to help networking professionals understand technology implementations and prepare for the Cisco Career Certifications examinations.
A Do-It-Yourself Guide To Troubleshooting and Repairing Your EASY, comprehensive technology troubleshooter! PCs, smartphones, tablets, networks, cameras, home theater and more—all in one book! We all use technology—and we all have problems with it. Don’t get frustrated… and don’t waste money on costly repair or support calls! Solve the problems yourself, with the one guide that makes it easy: The PC and Gadget Help Desk. Using clear pictures, handy “symptom tables,” and easy-to-use flowcharts, Mark Edward Soper walks you step-by-step through identifying, solving, and preventinghundreds of today’s most aggravating tech problems. Soper covers all your major platforms: iPhones, iPads, Android devices, Windows systems, and more. He even helps you fix the weird problems that happen when you use them together! Regain lost Internet access and fix broken Wi-Fi connections Solve problems with viewing and sharing media or other files Track down power problems wherever they arise Troubleshoot printing problems and print from smartphones or tablets Fix missing video or audio on your HDTV or home theater system Get syncing working right on your Apple or Android device Improve your PC’s 3D gaming performance Identify and replace flaky memory chips Prevent overheating that can damage your equipment Solve common problems with digital cameras and DV camcorders Troubleshoot iOS or Android antennas, updates, screens, and connectivity Get FaceTime working right on your iPhone or iPad Troubleshoot eReaders and display your eBooks on additional devices Sensibly decide whether to upgrade, repair, or replace Mark Edward Soper has spent 30 years as an instructor and corporate trainer, helping thousands of people work more happily with personal technology. He is the author of PC Help Desk in a Book, and is the co-author of Leo Laporte’s PC Help Desk, as well as more than 25 other books on Windows, digital imaging, networking, the Internet, IT certification, and computer troubleshooting. Soper is a CompTIA A+ Certified computer technician and Microsoft Certified Professional. BONUS ONLINE VIDEOS: Includes access to free, studio-quality how-to videos that make troubleshooting and repair even easier!
CCIE Routing and Switching v5.0 Troubleshooting Practice Labs presents you with two full troubleshooting lab scenarios in exam style format to echo the real CCIE Routing and Switching v5.0 lab exam. This publication gives you the opportunity to put into practice your own extensive theoretical knowledge of subjects to find out how they interact with each other on a larger complex scale. An "Ask the Proctor" section list of questions for each section helps provide clarity and maintain direction to ensure that you do not give up and check the answers directly if you find a task too challenging. After each lab, this eBook lets you compare configurations and routing tables with the required answers. You also can run through a lab debrief, view configurations, and cut and paste configs into your own lab equipment for testing and verification. The point scoring for each question lets you know whether you passed or failed each lab. This extensive set of practice labs that sells for hundreds of dollars elsewhere helps you make sure you are fully prepared for the grueling CCIE Routing and Switching lab exam experience.
CCIE Routing and Switching v5.0 Configuration and Troubleshooting Practice Labs Bundle presents you with three full configuration lab scenarios and two full troubleshooting lab scenarios in exam style format to echo the real CCIE Routing and Switching v5.0 lab exam. This publication gives you the opportunity to put into practice your own extensive theoretical knowledge of subjects to find out how they interact with each other on a larger complex scale. ¿ An "Ask the Proctor" section list of questions for each section helps provide clarity and maintain direction to ensure that you do not give up and check the answers directly if you find a task too challenging. After each lab, this eBook lets you compare configurations and routing tables with the required answers. You also can run through a lab debrief, view configurations, and cut and paste configs into your own lab equipment for testing and verification. The point scoring for each question lets you know whether you passed or failed each lab. ¿ This extensive set of practice labs that sells for hundreds of dollars elsewhere helps you make sure you are fully prepared for the grueling CCIE Routing and Switching lab exam experience. ¿ This ebook 'bundle' contains the complete text of two ebooks - Cisco CCIE Routing and Switching v5.0 Configuration Practice Labs and Cisco CCIE Routing and Switching v5.0 Troubleshooting Practice Labs.
Gain hands-on experience of CCNP Support topics with lab scenarios aligned to the CIT course Real-word practice labs for each topic included in the CCNP Support exam complement theoretical study materials Guides how to set up a test lab or walk through the screen shots to solve real world situations Lab scenarios enable readers to test their ability to independently complete a lab Comprehensive appendix lists Cisco equipment resellers "CCNP Practical Studies: Support prepares readers for the CCNP Support exam and real-world application of LAN and WAN technologies through a series of lab scenarios. A guide to gaining hands-on experience, this title can serve as a valuable self-study element in a CCNP candidate's preparation. Each chapter includes a review of the applicable technology along with one or more real-world trouble tickets that are delivered through screen shots of relevant troubleshooting commands. Screen shots emphasize important concepts and trouble spots as required. Chapters suggest additional references such as utilities, web sites, and/or supplemental reading. All of the topics in the CCNP Support exam are covered in this book. Each chapter addresses a section of the CCNP Support exam, including IP, IPX, Ethernet, Frame Relay, ISDN, Dial, Cat, and vLANs. For those lacking the lab equipment to practice on, this title highlights the steps needed to accomplish various crucial tasks, providing concrete examples for the challenges faced in real-world configuration. Donna L. Harrington is a Lead Engineer at General Dynamics, and has over 20 years experience in the Information Systems, telecommunications, business management and electronics field. She has taughtCisco, Microsoft, and Novell certified courses for several years. Donna has developed and delivered courses for the Information and Telecommunication Systems for Business and the Police Executive Leadership Graduate Programs at John Hopkins University and provided consulting and training for numerous local businesses throughout her career.
All network designers and administrators want their campus LANs torun efficiently. This book provides tips and techniques for usingprotocol analyzers and other tools to recognize problems for bothCisco and multiprotocol traffic patterns. * Focuses on troubleshooting problems that arise from the Ciscorouters inter-operating with many other network protocols * Covers both legacy and cutting-edge technologies * Authors are respected in the field for their teaching andtraining development skills in network troubleshooting
CCIE Routing and Switching v4.0 Troubleshooting Practice Labs presents you with two full troubleshooting lab scenarios in exam style format to echo the real CCIE Routing and Switching v4.0 lab exam. This publication gives you the opportunity to put into practice your own extensive theoretical knowledge of subjects to find out how they interact with each other on a larger complex scale. Each section has an “Ask the Proctor” section list of questions that helps provide clarity and maintains direction to ensure you do not give up and check the answers directly if you find a task too challenging. After each lab, this eBook lets you compare configurations and routing tables with the required answers. You can also run through a lab de-brief, view configurations, and cut and paste configs into your own lab equipment for testing and verification. The point scoring for each question lets you know if you passed or failed each lab. This extensive set of practice labs that sell for hundreds of dollars elsewhere help you make sure you are fully prepared for the grueling CCIE lab exam experience.
This step-by-step, highly visual text provides a comprehensive introduction to managing and maintaining computer hardware and software. Written by best-selling author and educator Jean Andrews, A+ Guide to IT Technical Support, 9th Edition closely integrates the CompTIA+ Exam objectives to prepare you for the 220-901 and 220-902 certification exams. The new Ninth Edition also features extensive updates to reflect current technology, techniques, and industry standards in the dynamic, fast-paced field of PC repair and information technology. Each chapter covers both core concepts and advanced topics, organizing material to facilitate practical application and encourage you to learn by doing. The new edition features more coverage of updated hardware, security, virtualization, new coverage of cloud computing, Linux and Mac OS, and increased emphasis on mobile devices. Supported by a wide range of supplemental resources to enhance learning with Lab Manuals, CourseNotes online labs and the optional MindTap that includes online labs, certification test prep and interactive exercises and activities, this proven text offers students an ideal way to prepare for success as a professional IT support technician and administrator. Important Notice: Media content referenced within the product description or the product text may not be available in the ebook version.
Use Visual Studio App Center with Xamarin Forms to set up a DevOps CI/CD pipeline, set up your mobile builds on either iOS or Android, set up Android and Apple certificates and provisioning profiles, distribute your app to your developers and testers, capture analytics and crashes from your users, communicate to your users with push notifications, and run UI tests on the Microsoft cloud. You will see how to automate and manage the life cycle of your apps through Microsoft's Cloud Service, with a focus on integrating App Center into your Xamarin Forms apps with clear, practical examples. As you follow along with the sample app, you will see how easy it is to configure your builds, to test the sample app on various iOS and Android devices on the App Center cloud, and to distribute your app to real devices. Whether you are a developer on a small team or a startup or an architect in a large organization curious about the benefits of Visual Studio App Center, after finishing this book, you will be confident in setting up App Center on your next mobile project. Come join me on this journey through Visual Studio App Center with Xamarin Forms. What You Will LearnCreate a DevOps CI/CD pipeline for your mobile app on both iOS and Android devices Save money without buying multiple iOS and Android devices and instead run cloud UI testsStay informed about build successes and failures by integrating App Center with SlackSet up groups and add team members to your groups on App CenterDistribute your app to your team on either iOS or Android devicesCapture important user events in your code and report to App CenterGive a friendly user experience by handling crashes gracefully and reporting to App CenterKeep and analyze your user’s data on Azure by setting up automatic data export to AzureCommunicate with your users using iOS and Android notification services from App CenterGive your users a better experience by sending silent push notifications Include custom data in your push notificationsWho This Book Is For Xamarin Forms mobile developers with previous experience using the Xamarin framework.
Cisco Express Forwarding Understanding and troubleshooting CEF in Cisco routers and switches Nakia Stringfield, CCIE® No. 13451/Russ White, CCIE No. 2635/Stacia McKee How does a router switch a packet? What is the difference between routing a packet, switching a frame, and packet switching? What is the Cisco® Express Forwarding (CEF) feature referred to in Cisco documentation and commonly found in Cisco IOS® commands? CEF is a general term that describes the mechanism by which Cisco routers and Catalyst® switches packet-switch (route) frames. CEF is found in almost all Cisco routers and Catalyst switches, and understanding how CEF operates can improve the performance, scalability, and efficiency of your network. Cisco Express Forwarding demystifies the internal workings of Cisco routers and switches, making it easier for you to optimize performance and troubleshoot issues that arise in Cisco network environments. This book addresses common misconceptions about CEF and packet switching across various platforms, helping you to improve your troubleshooting skills for CEF- and non-CEF-related problems. The first part of the book provides an overview of packet-switching architectures and CEF operation and advanced features. It also covers the enhanced CEF structure and general troubleshooting. The second part of the book provides case studies that focus on the common topics that have been problematic for customers and those supporting Cisco networks. Full of practical examples and configurations, this book draws on years of experience to help you keep your Cisco networks running efficiently. Learn the key features of packet-switching architectures Understand the basics of the CEF architecture and operation Examine the enhanced CEF structure, which improves scalability Learn how to troubleshoot in software-switching environments Understand the effect of CEF on a Cisco Catalyst 6500 Supervisor 720 Configure and troubleshoot load sharing with CEF Evaluate the effect of CEF in an MPLS VPN environment Review CEF design considerations that impact scalability This book is part of the Networking Technology Series from Cisco Press®, which offers networking professionals valuable information for constructing efficient networks, understanding new technologies, and building successful careers. Category: Networking Covers: Routing and Switching
