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  • Switching to VoIP: A Solutions Manual for Network Professionals

    More and more businesses today have their receive phone service through Internet instead of local phone company lines. Many businesses are also using their internal local and wide-area network infrastructure to replace legacy enterprise telephone networks. This migration to a single network carrying voice and data is called convergence, and it's revolutionizing the world of telecommunications by slashing costs and empowering users. The technology of families driving this convergence is called VoIP, or Voice over IP. VoIP has advanced Internet-based telephony to a viable solution, piquing the interest of companies small and large. The primary reason for migrating to VoIP is cost, as it equalizes the costs of long distance calls, local calls, and e-mails to fractions of a penny per use. But the real enterprise turn-on is how VoIP empowersbusinesses to mold and customize telecom and datacom solutions using a single, cohesive networking platform. These business drivers are so compelling that legacy telephony is going the way of the dinosaur, yielding to Voice over IP as the dominant enterprise communications paradigm. Developed from real-world experience by a senior developer, O'Reilly's Switching to VoIP provides solutions for the most common VoIP migration challenges. So if you're ...

    • ASIN: 0596008686
    • ASIN: 0596008686
    • Part No: YES1583602

  • Sennheiser Enterprise Solution SDW 5016 Single-Sided Wireless DECT Headset for Desk Phone Softphone/PC& Mobile Phone Connection Dual Microphone Ultra Noise Cancelling, Black

    When business demands only the best in performance, look no further than the Sennheiser SDW Series. With supreme wearing comfort, a wide choice of wearing styles (Headband, Ear Hook, or Neckband), and an ultra-noise cancelling microphone, the iconic design of the SDW Series puts it in a class of its own. As voice quality plays a vital part of our day-to-day conversations, choosing the right office headset solution to ensure the communication experience is as close to natural face-to-face conversations as possible is paramount. With a reduction in disruptive background noise, the voice quality for both speaker and listener is dramatically improved, increasing understanding and overall efficiency. Designed with quality components for durability and comfort, our intuitive headset-based call management, generous talk time, easy charging and conferencing abilities make Sennheiser wireless DECT business headsets simply the best tools for the job. Combine these high-performance features with the flexibility of dual connectivity to both desk phone and softphone/PC – all to give you have the ultimate in professional business headsets. With purchase of an Sennheiser USB dongle, you can upgrade your device from dual-connectivity to multi-connectivity.   Choosing the right SDW:   SDW 501...

    • ASIN: B07F1GH9Z3
    • Color: Black
    • Brand: Sennheiser Enterprise Solution
    • ASIN: B07F1GH9Z3
    • UPC: 615104275911
    • Part No: SDW 5016

  • Hacking Exposed Unified Communications & VoIP Security Secrets & Solutions, Second Edition

    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

    • ASIN: B00EHIEDW2
    • ASIN: B00EHIEDW2

  • Sennheiser Enterprise Solution 615104180673 DW Batt 03 VOIP Telephone Headset

    Sennheiser DW BATT 03 spare battery for wireless dw, SD and MB series headsets, suitable for dw series, SD series and mobile business Pro series headsets.

    • ASIN: B00DTIN99Y
    • Color: Silver
    • Brand: Sennheiser Enterprise Solution
    • ASIN: B00DTIN99Y
    • UPC: 615104180673
    • Part No: 615104180673

  • Polycom SoundStation IP 5000 PoE Only (Power Supply Not Included)

    Polycom SoundStation IP 5000 PoE Only (Power Supply Not Included). Integrated IEEE 802.3af Power over Ethernet (PoE) Support. HD Voice Clarity. 7 Foot Microphone Range. White LED Backlight w/ Custom Intensity Control. Industry-Leading SIP Software. Sound station IP 5000 POE.

    • ASIN: B003QXGWM8
    • Brand: Polycom
    • ASIN: B003QXGWM8
    • UPC: 172302652949
    • Part No: 2200-30900-025

  • Headset Splitter Cable, Gold-Plated & Strong Braided Y Splitter Audio Cable Separate Microphone Headphone Port Gaming Headset Splitter PC Earphone Adapter VoIP Phone -DuKabel Top Series

    The DuKabel Top Series Advantages Audio Lossless Transmission - Providing squeaky-clean sound quality Gold Plated Bevelled Connector - Maximize signal transfer rate and guaranteed to be incorruptible by corrosion Polished Metal Housing - Great at canceling out intrusive noise and keeping up a consistent signal reception Innovation Braided Technology - Strong nylon braided outlook providing extremely strong durability and nice looking appearance OFC Wiring - The triple shielding that runs through the entire length of the cable, cuts out as much irrelevant noise as possible Plug & Play - Lightweight, yet sturdy design that can easily be plugged in when required Specifications: Cable Length: 11 inch / 26 cm Product Type: Y Splitter Connector Type (End 1): 1 X 4-Port - 3.5mm stereos - Female Connector Type (End 2): 2 X 3 -Port - 3.5mm stereos - Male Manufacturer's Warranty: 1 year warranty, backed by free 18-month extended warranty after registration. NOTE: This TRRS audio cables splitter is conform to the CTIA standard which means DOES NOT work for Apple Earphones or BEATS headset.

    • ASIN: B07FB9WC92
    • Color: 1Female_2Male (30cm)
    • Brand: DuKabel
    • ASIN: B07FB9WC92
    • UPC: 796358100669
    • Part No: 1M2FF+1F2MM

  • VoIP Phone Setup - 6-10 Phones

    Hire a local pro through Amazon to setup your VoIP phones, and get great service backed by our Happiness Guarantee.

    • ASIN: B01JJZSHXI
    • ASIN: B01JJZSHXI

  • VoIP For Dummies

    Put your phone system on your computer network and see the savings See how to get started with VoIP, how it works, and why it saves you money VoIP is techspeak for "voice over Internet protocol," but it could spell "saving big bucks" for your business! Here's where to get the scoop in plain English. Find out how VoIP can save you money, how voice communication travels online, and how to choose the best way to integrate your phone system with your network at home or at the office. Discover how to: Use VoIP for your business or home phone service Choose the best network type Set up VoIP on a wireless network Understand transports and services Demonstrate VoIP's advantages to management

    • ASIN: 0764588435
    • ASIN: 0764588435

  • NETGEAR Universal N600 Dual Band Wi-Fi to Ethernet Adapter (WNCE3001)

    The NETGEAR Universal Dual Band Wireless Internet Adapter for TV & Blu-ray connects any device with an Ethernet port to your wireless home network. Dual Band provides maximum performance for video streaming when connecting your home theater device to the Internet. It can power via an existing USB port or a power adapter. What is in the Box: • Universal Dual Band Wireless Internet Adapter (WNCE3001) • Stand • Ethernet cable • USB power cable • Power adapter, localized to country of sale

    • ASIN: B005N6XBDO
    • Color: One Color
    • Brand: NETGEAR
    • ASIN: B005N6XBDO
    • UPC: 151903628539
    • Part No: WNCE3001-100NAS

  • 8hundo

    • ASIN: B00XGXVIY0
    • Brand: NomderNations
    • ASIN: B00XGXVIY0
    • Part No: air.A8hundo