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  • Asterisk: The Definitive Guide: The Future of Telephony Is Now

    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 edition shows you how to write a basic dialplan step-by-step, and brings you up to speed on the features in Asterisk 11, 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 systemsBuild an interactive dialplan, using best practices for more advanced featuresDelve into voicemail options, such as storing messages in a databaseConnect to external services including Google Talk, XMPP, and calendarsIncorporate Asterisk features and functions into a relational database to facilitate information sharingLearn how to use Asterisk’s security, call routing, and faxing featuresMonitor and control your system with the Asterisk Manager Interface (AMI)Plan for expansion by learning tools for building distributed systems

    • ASIN: 1449332420
    • Brand: Brand: O'Reilly Media
    • ASIN: 1449332420
    • Part No: black & white illustrations, black & whi

  • Fanvil X4G Gigabit SIP Enterprise Desktop Phone with Dual-Color LCD Display

    The Fanvil X4G is one of the first dual-color screen designed IP phone's within the VoIP Industry. The X4G is a high-end enterprise desktop SIP phone which comes with an intelligent DSS Key-mapping color LCD to increase enterprise and home office users' productivity at an affordable and cost-effective price. It also can be powered through PoE, allowing for easy placement. The Fanvil X4G has a 2.8" main color screen and a secondary 2.4" DSS color screen. The user interface is clean, colorful and easy to navigate. It has a One Button Call function with a call log and phone book for easy, fast communication. It's highly compatible, supported by systems such as 3CX, Avaya, OpenVox, NEC, Elastix, Asterisk, Matrix, Broadsoft, Epygi and more!

    • ASIN: B01N7OJ6HK
    • Brand: Fanvil
    • ASIN: B01N7OJ6HK
    • UPC: 850652006321
    • Part No: X4G

  • SPA502G S - CISCO SPA502G S 414 1 Line IP Phone With Display,PoE, PC Por; Cisco-SPA502G-2-Line-Phone-POE-LCD-Asterisk-SIP-Trixbox-Elastix-3CX

    100% Genuine- Computer/Laptop Replacement or Internal partsCISCO SPA502G S 414 1 Line IP Phone With Display,PoE, PC Por; Cisco-SPA502G-2-Line-Phone-POE-LCD-Asterisk-SIP-Trixbox-Elastix-3CXBrand: CiscoPart Number: SPA502G SThis is a Telephone-IP-CISCO-SPA502Ghttp://i.img.com/00/s/NDQzWDUwMA==/z/LIQAAMXQ0pNRpb2K/$T2eC16d,!y8E9s2fk297BRpb2KHi2g~~60_35 ; Cisco-SPA502G-2-Line-Phone-POE-LCD-Asterisk-SIP-Trixbox-Elastix-3CXNote:Please ensure that your original part number matches this exactly, or check with the manufactuer for compatiblity. Customers are responsible for compatiblity. Picture may not match actual product. Please contact Seller for more detailed pictures in the event of an unclear image.This part is guaranteed to be fully functional, original and authentic.Many of these parts and models are old; please contact the individual sellers if more details are needed.

    • ASIN: B017O2AO8E
    • Brand: Cisco
    • ASIN: B017O2AO8E
    • UPC: 724627133841
    • Part No: SPA502G S

  • Build IP Phone System with FreePBX: first step to freepbx (Japanese Edition)

    最強のAsterisk管理ツールともいえるFreePBXの入門書。「使って覚える」をコンセプトに各種の設定を解説しています。Distroを使うことでLinuxは苦手という方でも高機能なIP-PBXを自分で構築できます。

    • ASIN: B00UGKEDSO
    • ASIN: B00UGKEDSO

  • Algo 8028 SIP Door Phone / IP Intercom

    The SIP-based Algo 8028 Voice over IP Intercom is ideally suited for applications involving the upgrade/retrofit of an existing analog intercom to IP where only twisted pair is available. The separate controller ensures that both the network connection and door opening control relay of the 8028 cannot be tampered with from the public-facing intercom. The 8028 door control relay can connect to any type of door release, gate activation system or access control panel. The intercom includes a 24 V 0.3 A power source for low power 24 V door strikes (customer provided). Additionally, there are low current programmable inputs and outputs at both control unit and intercom station for door sensing, door unlock switch, door unlock override, auxiliary call buttons, or telephone status such as ringing or in-use. FCC & CISPR22 Class B approval for residential use. See manufacturer's website for specifications, new features, and any firmware updates. A basic understanding of computer networking and Voice over IP experience is required.

    • ASIN: B0141LU2SI
    • Brand: Algo
    • ASIN: B0141LU2SI
    • UPC: 799198020111
    • Part No: 8028

  • Cisco SPA112 2 Port Phone Adapter

    • ASIN: B00684PN54
    • Color: 1
    • Brand: Cisco
    • ASIN: B00684PN54
    • UPC: 079532090186
    • Part No: SPA112

  • Asterisk: The Future of Telephony, 2nd Edition

    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 systemA new chapter on using Asterisk with databases Coverage of features in Asterisk 1.4A new appendix on d...

    • ASIN: 0596510489
    • Brand: Brand: O'Reilly Media
    • ASIN: 0596510489

  • 3CX IP PBX - software phone system [Online Code]

    3CX is a software-based, open standard, IP PBX that offers complete Unified Communications features, out of the box. As an affordable software-based solution 3CX makes installation, management and maintenance ever so easy while at the same time offering your business a number of benefits, including:PC Minimum System Requirements:PC Recommended System Requirements:Processor:   i3RAM:   8GB ramHard Disk:   250 mbVideo Card:   not requiredSupported OS:   Windows 10, Windows 7Additional Requirements:   This is a server product, meant to run on Windows or linux for companies with 5 or more employees. Run it in the cloud using 3CX PBX express

    • ASIN: B074YHBZHM
    • Brand: 3CX
    • ASIN: B074YHBZHM

  • Fanvil i31 SIP Security Video Door Phone (i31-D-TL)

    The design of i31S IP Video Door phone are based on experience and knowledge of Fanvil IP phone development. i31S are using standard IP/RTP/RTSP protocol for voice transmission and enjoy the advantages of full range of compatibility. i31S have a variety of enterprise-level features and compatible with lots of major platforms, such as 3CX, Asterisk, Broadsoft, Elastix, etc. The i31S IP Video door phone is designed for operation in indoor conditions. The robust mechanical construction offers protective coverage rating against dust and water (IP65). The i31S is economical devices with triple function(All in 1)- Access control by call, code and RFID card.

    • ASIN: B01MTG1BBQ
    • Color: na
    • Brand: Fanvil
    • ASIN: B01MTG1BBQ
    • UPC: 850652006345
    • Part No: i31-D-TL

  • Acrobits Softphone

    • ASIN: B004UHWTLW
    • Brand: Alien Licensing, GmBH
    • ASIN: B004UHWTLW
    • Part No: cz.acrobits.softphone.alien

  • DDI 2276645 Nuby? Twist N' Sip Case of 72

    • ASIN:
    • Model: 2276645
    • Color: Multicolor

  • Yealink SIP phone T48G

    • ASIN:
    • Model: YEA-SIP-T48G
    • Color: Multicolor

  • Yealink SIP phone T48S

    • ASIN:
    • Model: YEA-SIP-T48S
    • Color: Black