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€ 37,10 € 35,00 Excl.Primarily aimed at Asterisk Professionals, this book provides real-world insight for Asterisk Network Administrators and System Implementers in the commercial environment. This book is not for newcomers to Asterisk. Readers are expected to be experienced with installing and administering Asterisk systems.
This book presents the accumulated wisdom of four leading Asterisk Consultants and shows the reader how to get the most out of Asterisk in the commercial environment. Meer info -
€ 32,80 € 30,94 Excl.This book is aimed at anyone who is interested in building a powerful telephony system using Asterisk. It is suitable for those new to Asterisk and telephony. Telephony or Linux experience will be helpful, but is not required. Meer info -
€ 23,90 € 22,55 Excl.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. Meer info -
€ 14,45 € 12,14 Excl. -
€ 14,45 € 12,14 Excl. -
€ 24,90 € 23,49 Excl.Asterisk is the open-source PBX software that offers you the chance to save real money on your voice communications. Invest in this book and save a lot of headaches, too! Here's to how to choose the right hardware, install the software, handle all the necessary programming to set up the system, and keep it running smoothly. Meer info -
€ 32,80 € 30,94 Excl.This book will give you a firm understanding of Asterisk Gateway Interface (AGI) development within a well-defined Asterisk execution and runtime environment. Meer info -
€ 45,90 € 43,30 Excl.- Asterisk Live CD (SLAST) Contains All the Tools in the Book Ready to Boot!
- Understand the Threats to Asterisk: Denial-of-Service, VoIP Service Disruption, Call Hijacking and Interception, H.323-Specific Attacks, and SIP-Specific Attacks
- Complete Coverage of Interfacing Asterisk with Hardware: Security Cameras, Electronic Door Locks, and Card Readers Meer info -
€ 36,95 € 31,05 Excl. -
€ 36,95 € 31,05 Excl. -
€ 41,90 € 39,53 Excl.Design a complete VoIP or analog PBX with Asterisk, even if you have no previous Asterisk experience and only basic telecommunications knowledge. This bestselling guide makes it easy, with a detailed roadmap to installing, configuring, and integrating this open source software into your existing phone system.
Ideal for Linux administrators, developers, and power users, this book shows you how to write a basic dialplan step by step, and quickly brings you up to speed on the latest Asterisk features in version 1.8. Meer info -
€ 29,95 € 25,17 Excl. -
€ 29,95 € 25,17 Excl. -
€ 56,90 € 53,68 Excl.Cisco Voice over IP (CVOICE), Third Edition, is a Cisco-authorized, self-paced learning tool for CCVP foundation learning. This book provides you with the knowledge and skills required to plan, design, and deploy a Cisco voice-over-IP (ViIP) network and to integrate gateways and gatekeepers into an enterprise VoIP network. By reading this book, you will gain a thorough understanding of converged voice and data networks and also the challenges you will face implementing various network technologies Meer info -
€ 56,90 € 53,68 Excl.Implementing Cisco Unified Communications Manager, Part 1 (CIPT1), is a Cisco-authorized, self-paced learning tool for CCVP foundation learning. This book provides the knowledge necessary to install, configure, and deploy a Cisco Unified Communications solution based on Cisco Unified Communications Manager, the call routing and signalling component of the Cisco Unified Communications solution. By reading this book, you will gain an understanding of deploying a Cisco Unified Communications Manager to support single site, centralized, distributed, and hybrid call processing models. Meer info -
€ 57,90 € 54,62 Excl.Implementing Cisco Unified Communications Manager, Part 2 (CIPT2), is a Cisco-authorized, self-paced learning tool for CCVP foundation learning. This book provides you with the knowledge needed to install and configure a Cisco Unified Communications Manager solution in a multisite environment. By reading this book, you will gain a thorough understanding of how to apply a dial plan for a multisite environment, configure survivability for remote sites during WAN failure, implement solutions to reduce bandwith requirements in the IP WAN, enable Call Admission Control (CAC), automated alternate routing (AAR), implement device mobility, extension mobility, Cisco Unified Mobility, and voice security. Meer info -
€ 9,95 € 9,39 Excl.- e-mail met bijlagen, opmaak en briefpapier
- afbeeldingen en geluid invoegen
- ordenen van e-mail
- uitgebreid aandacht voor beveiliging
- afspraken en taken in Windows Agenda Meer info -
€ 12,50 € 11,79 Excl. -
€ 47,90
€ 4,90 € 4,62 Excl.
Your Complete Guide to Deploying Voice-over-IP Products from Nortel Networks
- More VoIP Phone Lines Than Traditional PBX Lines Are Installed Every Day. Are You Prepared?
- Complete Coverage of Nortel's Suite of Multimedia Communications Portfolio (MCP) Products
- Install, Configure, and Troubleshoot the Entire Nortel Product Line Meer info -
€ 27,50
€ 5,00 € 4,72 Excl.
An easy introduction to using and configuring Asterisk to build feature-rich telephony systems for small and medium businesses Meer info -
€ 37,10
€ 5,00 € 4,72 Excl.
OpenSER is a flexible, free open-source VoIP server based on the Session Initiation Protocol (SIP), an application-layer control (or signaling) protocol for creaitng, modifying, and terminating sessions with one or more participants, including internet telephone calls, multimedia distribution, and multimedia conferences.
This book is for readers who want to understand how to build a SIP provider from scratch using OpenSER. Telephony and Linux experience will be helpful but are not essential. Meer info -
€ 37,10 € 35,00 Excl.Written for readers who want to understand how to build a SIP provider from scratch using OpenSIPS. It is suitable for VoIP providers, large enterprises, and universities.
This book will help you to create a SIP infrastructure capable of handling tens of thousands of subscribers. Meer info -
€ 43,45 € 40,99 Excl.Unlike other books in the field, Business Data Communications provides IT specialists with a very focused approach that shows how the concepts are relevant to their work. Unique content is presented on topics ranging from multiplexing, signaling, CRC, and CIDR to supporting technologies, subnetting, and 802. 11n and 802. 16. Meer info -
€ 123,95 € 116,93 Excl.
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€ 83,90 € 79,15 Excl.An in-depth treatment of the fundamentals of data communications essential to business and information management. Designed to address the needs of business data communication courses or serve as a tutorial and reference for IT professionals and business managers Meer info -
€ 103,95 € 98,07 Excl.
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€ 43,90 € 41,42 Excl.- Master IIUC 640-460 exam topics with the official study guide
- Assess your knowledge with chapter-opening quizzes
- Review key concepts with Exam Preparation Tasks
- Practice with realistic exam questions on the CD-ROM Meer info -
€ 39,90 € 37,64 Excl.Topics include Cisco Unified Communications software and hardware, configuring the network infrastructure for voice, Unified Communications Manager Express basics, and much more.
Study and practice with full coverage of all exam objectives and a CD packed with leading-edge exam test software. Meer info -
€ 56,90 € 53,68 Excl.Delivers the proven solutions that make a difference in your Cisco IP Telephony deployment Meer info -
€ 63,90 € 60,28 Excl.Official self-study test preparation guide for the Cisco QOS 642-642 exam Meer info -
€ 51,90 € 48,96 Excl.Cisco TelePresence Systems (CTS) create live, face-to-face meeting experiences, providing a breakthrough virtual conferencing and collaboration experience that transcends anything previously achievable by videoconferencing.
The authors cover every element of a working CTS solution: video, audio, signaling, protocols and call processing, LAN and WAN design, multipoint, security, inter-company connectivity, and much more. They deliver start-to-finish coverage of CTS design for superior availability, QoS support, and security in converged networks. Meer info -
€ 52,90 € 49,91 Excl.Cisco Unified Communications Manager (CUCM) is a software-based call-processing system developed by Cisco Systems. CUCM tracks all active VoIP network components; these include phones, gateways, conference bridges, transcoding resources, and voicemail boxes among others. This scalable, distributable, highly-available enterprise-class system delivers voice, video, mobility, and presence services. It connects up to 30,000 users of IP phones, media processing devices, VoIP gateways, mobile devices, and multimedia applications. Meer info -
€ 51,50 € 48,58 Excl.Cisco Unified Contact Center Enterprise (UCCE) integrates multiple components and can serve a wide spectrum of business requirements. In this book, Gary Ford, an experienced Cisco UCCE consultant brings together all the guidance you need to optimally configure and manage UCCE in any environment.
The author shares in-depth insights covering both the enterprise and hosted versions of UCCE. He presents an administrator's view of how to perform key UCCE tasks and why they work as they do. He thoroughly addresses application configuration, agents, scripting, IVR, dial plans, UCM, error handling, reporting, metrics, and many other key topics. Meer info -
€ 50,90 € 48,02 Excl.CCIE Rue Green teaches readers how to design unified contact centers using CVP and how to deploy proven infrastructures to support those designs. Green first explains CVP's architecture, outlining its key advantages and opportunities for integration, and illuminating the design challenges it presents. Next, Green guides readers step by step through addressing many of the most common and complex design challenges presented by modern unified contact center deployments. Along the way, he covers all CVP core components, configuration tools and support readers and support tools, providing readers with in-depth knowledge that would otherwise require many years of deployment and troubleshooting. Meer info
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€ 50,90 € 48,02 Excl.Intended as a reference before, during, and after the implementation of Cisco Unified Presence. Designed to assist in understanding, installing, deploying, and troubleshooting numerous aspects of Cisco Unified Presence. Meer info -
€ 55,90 € 52,74 Excl.Cisco Unity Connection presents all the concepts and techniques you need to successfully plan, design, implement, and maintain Cisco Unity Connection voice messaging systems. For every stage of the system lifecycle, enterprise voice expert David Schulz offers clear explanations, practical examples, realistic case studies, and best-practice solutions. Meer info -
€ 49,90 € 47,08 Excl.A comprehensive introduction to deploying, configuring, and maintaining Cisco Unity Meer info -
€ 55,90 € 52,74 Excl.This book brings together all the hands-on knowledge you need to successfully configure and administer Cisco's flagship IP voice systems, including Cisco Unified Communications Manager (CUCM), Unity, and Unity Connection. Fully updated for the new CUCM, Unity, and Unity Connection, version 8, it presents step-by-step procedures for every common and complex task that installers, integrators, and administrators will encounter. Meer info -
€ 47,90 € 45,19 Excl.Get the big picture on converged network architectures and emerging protocols! Converged networks integrate voice, video, and data traffic on a single network. This book covers converged network architectures as well as the latest enabling protocols including SIP, H.323, MPLS, and H.248. Readers will gain a better understanding of network architectures and protocols such as SONET, frame relay, ATM and IP. The book offers the latest information on voice communication networks, data networks, voice packet processing, coding for broadband systems, and voice- over packet networks. Meer info -
€ 24,90 € 23,49 Excl.This book covers:
- Designing specifically for the inbox
- Using HTML and CSS to create rock-solid emails
- Ensuring cross-client compatibility
- The steps to selling HTML email services
- Captivating email design examples
- Understanding permission and legal requirements Meer info -
€ 62,90 € 59,34 Excl.Data and Computer Communications, Ninth Edition, is a two-time winner of the best Computer Science and Engineering textbook of the year award from the Textbook and Academic Authors Association. It is ideal for one/two-semester courses in Computer Networks, Data Communications, and Communications Networks in CS, CIS, and Electrical Engineering departments. With a focus on the most current technology and a convenient modular format, this best-selling text offers a clear and comprehensive survey of the entire data and computer communications field. Meer info -
€ 12,95 € 12,22 Excl.U ontvangt tientallen, misschien wel honderden e-mails per dag. Dat vraagt om een goede controle over uw e-mailverkeer. Alleen zo is het immers mogelijk om het overzicht te houden: wat is belangrijk, wat heeft prioriteit en wat gebruikt u als geheugensteun? Veel werknemers kampen echter met overvolle, onoverzichtelijke inboxen. Herkenbaar? Neem dan eens een kijkje in De e-mailjungle! Meer info -
€ 16,95 € 15,99 Excl.E-mail is onpersoonlijk, e-mail bevordert uitstelgedrag, e-mail dicteert het ritme van de werkdag op zo'n manier dat u na een dag hard werken (mailen) het gevoel kan hebben dat er níets bereikt is. John Freeman legt uit hoe we het zo ver hebben laten komen en wat we eraan kunnen doen. Zijn voorstel is simpel en effectief. Een boek voor iedereen die de dagelijkse strijd met zijn inbox dreigt te verliezen. Meer info -
€ 40,90 € 38,58 Excl.Install, deploy, troubleshoot Cisco Unified Presence Server (CUPS), Cisco Unified Personal Communicator (CUPC) and Cisco Unified Communication Integration with Microsoft Office Communication (CUCIMOC). This book covers lots of undocumented tricks and tips and 3rd-party tools that are useful for troubleshooting Presence, Instant Messaging, Exchange, Phone Integration, etc. Please note: This book covers lots of advanced topics that might require knowledge of TCP/IP, SIP, IMAP, Exchange, LDAP, CUCM (CallManager). Meer info
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€ 43,90 € 41,42 Excl.Learn real-world Voice over IP deployment solutions and strategies from the Cisco experts Meer info -
€ 36,50 € 34,43 Excl.U overweegt een digitale nieuwsbrief uit te brengen. Maar hoe pakt u dat verstandig aan? Waar moet u mee beginnen? In dit boek leest u alles over het maken van een digitale nieuwsbrief, maar ook over het organiseren ervan. Hoe gaat de nieuwsbrief eruit zien? Welke verschijningsvorm kiest u en welke schrijfstijl hanteert u? Welke afbeeldingen kunt u gebruiken? Hoe gaat u om met hyperlinks? Waar moet u allemaal aan denken bij de verzending? En hoe vaak gaat u verschijnen? In Digitale Nieuwsbrieven krijgt u het allemaal uitgelegd in duidelijke, niet technische taal, met veel checklists en voorbeelden. Meer info -
€ 24,95 € 23,54 Excl.Dit boek staat vol tips, trucs, oefeningen en voorbeelden om je te helpen bij het schrijven van zowel klassieke brieven als e-mails. Samenvattingen, checklists en een begrippenlijst maken van E-mailen en brieven schrijven daarnaast een praktisch naslagwerk.
E-mailen en brieven schrijven is geschikt voor studenten in het hoger onderwijs en voor iedereen die zijn communicatieve vaardigheden wil ontwikkelen. Meer info -
€ 12,95 € 12,22 Excl.Wie kent niet de angst voor de inbox na een welverdiende vakantie? Of het meningsverschil dat via de mail moet worden 'opgelost'? Of de vele cc's die je ontvangt en onnodig blijken te zijn? Efficiënt e-mailen biedt nuttige handvatten om het werken met e-mail weer beheersbaar te maken. Meer info -
€ 31,90
€ 4,95 € 4,67 Excl.
Using Email to Reach Your Target Audience and Build Customer Relationships Meer info -
€ 13,90
€ 4,90 € 4,62 Excl.
Find out how to make your inbox off-limits to spammers! Meer info