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ISDN
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ALSO CALLED: Integrated Services Digital Networks and Integrated Services Digital Network Services
DEFINITION: ISDN (Integrated Services Digital Network) is a set of CCITT/ITU standards for digital transmission over ordinary telephone copper wire as well as over other media. Home and business users who install an ISDN adapter (in place of a telephone modem) receive Web pages at up to 128 Kbps compared with the maximum 56 Kbps rate of a modem connection. ISDN requires adapters at both ends of the transmission
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Definition continues below.
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| Recent Vendor Reports on ISDN |
| Because there is no exact match for ISDN under this category, our system automatically performed a keyword search to broaden the scope of your query. |
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Determining Timescales for Deployment, Expected Performance and Business Case for Long Term Evolution (LTE)
| sponsored by Motorola, Inc.
WEBCAST:
Motorola is monitoring the rapid advances in mobile technology, the demand for mobile devices, and the pressure this demand puts on communications carriers. Please join Richard Keith, Senior Director of Global Strategy LTE, as he addresses concerns about the timescales for deployment of LTE.
Posted: 13 Apr 2009 | Premiered: Available On Demand
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Upgrade Strategies For Mass Market Mobile Broadband
| sponsored by Motorola, Inc.
WHITE PAPER:
Data traffic has been increasing at unprecedented rates (triple digit percentage increase has been observed in many instances), and many operators are considering their options for near and long term growth. This paper studies aspects of choosing an evolution path, with the focus on HSPA+ and LTE as the most common choices facing 3GPP operators.
Posted: 13 Apr 2009 | Published: 13 Apr 2009
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Long Term Evolution (LTE) - An Overview
| sponsored by Motorola, Inc.
WHITE PAPER:
The recent increase of mobile data usage and emergence of new applications such as MMOG (Multimedia Online Gaming), mobile TV, Web 2.0, streaming contents have motivated the 3rd Generation Partnership Project (3GPP) to work on the Long-Term Evolution (LTE).
Posted: 14 Apr 2009 | Published: 31 Dec 2007
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RS-232: A Key to Understanding Data Communications
| sponsored by Global Knowledge
WHITE PAPER:
Read this paper to learn the history and current application of RS-232, a standard that refers to two classes of devices: Data Terminal Equipment and Data Circuit Terminating Equipment.
Posted: 14 Oct 2008 | Published: 11 Oct 2008
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Employee Productivity Suite: SpeechAttendant®/OpenSpeechAttendant™
| sponsored by Nuance
PRODUCT LITERATURE:
By offering your callers the convenience and ease of use of a speech-enabled auto attendant system, your organization will reap the benefits of decreased telecommunications costs, increased employee productivity, and an enhanced corporate image.
Posted: 25 Feb 2009 | Published: 25 Feb 2009
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ISDN DEFINITION (continued): … so your access provider also needs an ISDN adapter. ISDN is generally available from your phone company in most urban areas in the United States and Europe. In many areas where DSL and cable modem service are now offered, ISDN is no longer as popular an option as it was formerly.There are two levels of service: the Basic Rate Interface (BRI), intended for the home and small enterprise, and the Primary Rate Interface (PRI), for larger users. Both rates include a number of B-channels and a D-channels. Each B-channel carries data, voice, and other services. Each D-channel carries control and … ISDN definition sponsored by SearchEnterpriseWAN.com, powered by WhatIs.com an online computer dictionary
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