Voip And Unified Communications

Download or read book VoIP and Unified Communications written by William A. Flanagan and published by John Wiley & Sons. This book was released on 2012-03-20 with total page 322 pages. Available in PDF, EPUB and Kindle. Book excerpt: Translates technical jargon into practical business communications solutions This book takes readers from traditional voice, fax, video, and data services delivered via separate platforms to a single, unified platform delivering all of these services seamlessly via the Internet. With its clear, jargon-free explanations, the author enables all readers to better understand and assess the growing number of voice over Internet protocol (VoIP) and unified communications (UC) products and services that are available for businesses. VoIP and Unified Communications is based on the author's careful review and synthesis of more than 7,000 pages of published standards as well as a broad range of datasheets, websites, white papers, and webinars. It begins with an introduction to IP technology and then covers such topics as: Packet transmission and switching VoIP signaling and call processing How VoIP and UC are defining the future Interconnections with global services Network management for VoIP and UC This book features a complete chapter dedicated to cost analyses and payback calculations, enabling readers to accurately determine the short- and long-term financial impact of migrating to various VoIP and UC products and services. There's also a chapter detailing major IP systems hardware and software. Throughout the book, diagrams illustrate how various VoIP and UC components and systems work. In addition, the author highlights potential problems and threats to UC services, steering readers away from common pitfalls. Concise and to the point, this text enables readers—from novices to experienced engineers and technical managers—to understand how VoIP and UC really work so that everyone can confidently deal with network engineers, data center gurus, and top management.

Download or read book Unified Communications For Dummies written by Tony Bradley and published by John Wiley & Sons. This book was released on 2010-01-12 with total page 412 pages. Available in PDF, EPUB and Kindle. Book excerpt: Discover what Unified Communications can do for your business In our increasingly mobile world, communication must be effective, global, and available through multiple technologies seamlessly. Unified Communications logically blends and combines previously separate services and features, making communication possible by any means, with anyone, using any of your devices. This complex topic is perfect for a book dedicated to making everything easier! Unified Communications For Dummies introduces you to the many advantages this technology offers your business and shows you how to develop a strategy for bringing it about. Unified Communications is a new paradigm for working and communicating efficiently and collaboratively This book explains the features available with Unified Communications and how they can create new capabilities to drive customer satisfaction Shows how Unified Communications encompasses office and mobile phones, voicemail, instant messaging, fax, Internet phone calls, texting, and even Web conferencing Provides a step-by-step approach for creating a Unified Communications strategy Offers tips for improving the implementation process Shares real-world examples of how Unified Communications is being used today Unified Communications For Dummies shows you how to meet business needs with this emerging, cutting-edge solution.

Download or read book Hacking Exposed Unified Communications & VoIP Security Secrets & Solutions, Second Edition written by Mark Collier and published by McGraw Hill Professional. This book was released on 2013-12-20 with total page 561 pages. Available in PDF, EPUB and Kindle. Book excerpt: The latest techniques for averting UC disaster Establish a holistic security stance by learning to view your unified communications infrastructure through the eyes of the nefarious cyber-criminal. Hacking Exposed Unified Communications & VoIP, Second Edition offers thoroughly expanded coverage of today’s rampant threats alongside ready-to deploy countermeasures. Find out how to block TDoS, toll fraud, voice SPAM, voice social engineering and phishing, eavesdropping, and man-in-the-middle exploits. This comprehensive guide features all-new chapters, case studies, and examples. See how hackers target vulnerable UC devices and entire networks Defend against TDoS, toll fraud, and service abuse Block calling number hacks and calling number spoofing Thwart voice social engineering and phishing exploits Employ voice spam mitigation products and filters Fortify Cisco Unified Communications Manager Use encryption to prevent eavesdropping and MITM attacks Avoid injection of malicious audio, video, and media files Use fuzzers to test and buttress your VoIP applications Learn about emerging technologies such as Microsoft Lync, OTT UC, other forms of UC, and cloud and WebRTC

Download or read book Seven Deadliest Unified Communications Attacks written by Dan York and published by Syngress Press. This book was released on 2010 with total page 164 pages. Available in PDF, EPUB and Kindle. Book excerpt: Presents information on dangerous hacks and attacks aimed specifically at Unified Communications technologies, offering instructions on the best ways to defend an attack and techniques to make a computer and network impenetrable.

Download or read book Voip written by Milos Ockay Ph D and published by Createspace Independent Publishing Platform. This book was released on 2018-11-13 with total page 192 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author introduces the essentials of Cisco Call Manager Express. Clearly and consistently guides you toward the functional VoIP solution. Carefully selected command line interface configuration tasks build the VoIP network with multiple services. Configuration tasks are presented in side by side multi-protocol (SCCP/SIP) fashion. All the configuration tasks are fully solved with instructions, hints and with the minimal hardware requirements in mind.A hands-on approach makes this book an ideal study material for students, administrators and networking enthusiasts with at least introductory IT and networking experience. The author assumes no specialized background in networking. In the first chapter the author explains preliminaries and essentials for those who need it.

Download or read book CVOICE 8.0 written by Andrew Froehlich and published by John Wiley & Sons. This book was released on 2011-10-11 with total page 626 pages. Available in PDF, EPUB and Kindle. Book excerpt: VoIP and convergence are hot topics, and the CVOICE 8.0 exam targets candidates looking to pass Exam 642-437 and pursue their CCNP Voice certification. Companies continue to add VoIP service at a record pace, and network administrators are ramping up their skills. This new member of the Sybex Study Guide series covers everything you’ll need to know to pass the certification exam. VoIP (Voice over IP) is rapidly becoming a preferred solution for companies, and Cisco has responded to the need with a new certification to assure proficiency in VoIP technology Prepares IT professionals for the CVOICE 8.0 exam and includes a CD with the Sybex Test Engine, flashcards, and the Glossary in PDF format. Covers gateway components, dial plans, basic operation and components of VoIP, how to implement a gateway, the function and interoperation of gatekeepers, how to implement an IP-to-IP gateway, and more Administrators of Cisco VoIP networks will find all the essential tools for CVOICE exam success in CVOICE 8.0: Implementing Cisco Unified Communications Voice over IP and QoS v8.0 Study Guide.

Download or read book Securing Cisco IP Telephony Networks written by Akhil Behl and published by Cisco Press. This book was released on 2012-08-31 with total page 1155 pages. Available in PDF, EPUB and Kindle. Book excerpt: The real-world guide to securing Cisco-based IP telephony applications, devices, and networks Cisco IP telephony leverages converged networks to dramatically reduce TCO and improve ROI. However, its critical importance to business communications and deep integration with enterprise IP networks make it susceptible to attacks that legacy telecom systems did not face. Now, there’s a comprehensive guide to securing the IP telephony components that ride atop data network infrastructures–and thereby providing IP telephony services that are safer, more resilient, more stable, and more scalable. Securing Cisco IP Telephony Networks provides comprehensive, up-to-date details for securing Cisco IP telephony equipment, underlying infrastructure, and telephony applications. Drawing on ten years of experience, senior network consultant Akhil Behl offers a complete security framework for use in any Cisco IP telephony environment. You’ll find best practices and detailed configuration examples for securing Cisco Unified Communications Manager (CUCM), Cisco Unity/Unity Connection, Cisco Unified Presence, Cisco Voice Gateways, Cisco IP Telephony Endpoints, and many other Cisco IP Telephony applications. The book showcases easy-to-follow Cisco IP Telephony applications and network security-centric examples in every chapter. This guide is invaluable to every technical professional and IT decision-maker concerned with securing Cisco IP telephony networks, including network engineers, administrators, architects, managers, security analysts, IT directors, and consultants. Recognize vulnerabilities caused by IP network integration, as well as VoIP’s unique security requirements Discover how hackers target IP telephony networks and proactively protect against each facet of their attacks Implement a flexible, proven methodology for end-to-end Cisco IP Telephony security Use a layered (defense-in-depth) approach that builds on underlying network security design Secure CUCM, Cisco Unity/Unity Connection, CUPS, CUCM Express, and Cisco Unity Express platforms against internal and external threats Establish physical security, Layer 2 and Layer 3 security, and Cisco ASA-based perimeter security Complete coverage of Cisco IP Telephony encryption and authentication fundamentals Configure Cisco IOS Voice Gateways to help prevent toll fraud and deter attacks Secure Cisco Voice Gatekeepers and Cisco Unified Border Element (CUBE) against rogue endpoints and other attack vectors Secure Cisco IP telephony endpoints–Cisco Unified IP Phones (wired, wireless, and soft phone) from malicious insiders and external threats This IP communications book is part of the Cisco Press® Networking Technology Series. IP communications titles from Cisco Press help networking professionals understand voice and IP telephony technologies, plan and design converged networks, and implement network solutions for increased productivity.