Download PC-Telephony; The Complete Guide to Designing, Building and by Bob Edgar PDF

By Bob Edgar

This article teaches the developer tips on how to construct a robust PC-based machine telephony approach that would offer fax-on-demand, present account prestige, package deal monitoring, appointment affirmation and extra.

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Extra info for PC-Telephony; The Complete Guide to Designing, Building and Programming Systems Using Dialogic and Related Hardware

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The output signal from the CSU is exactly as the input, so this configuration requires a digital telephone interface card, such as a Dialogic DTI/xx or D/xxSC­T1, in the VRU.  Often used for higher volume 800 or 900 applications. Stand­Alone with Channel Bank The alternative to the CSU is a Channel Bank, which incorporates a CSU, and in addition converts the digital signals to a number of analog lines, 24 in the case of a single T­1 trunk. With the use of a channel bank to handle the digital to analog conversion, the VRU will be configured exactly as in a stand­alone analog situation.

Another problem that network promoters face is the increasing demand for more entertaining programming, and the desire Page 56 of viewers to express their feelings and feedback on particular programs.  The number and frequency of these services has increased significantly over the past few years.  The problem that occurs is that many orders cannot be taken due to busy signals at the cable company, and the lack of a sufficient number of operators to take the orders in time of the event.  The subscriber is either prompted to enter his or her account number and show selection, or a more automated system will collect the caller's number using ANI service so that their converter box is pre­identified.

Remote (SDLC) dial­up connection. Token­ring network connection (TIC). In the case of a direct connection, there is an adapter card in the PC which is connected, via coax cable, to a mainframe controller.  At the remote IBM installation, a corresponding modem completes the connection.  There is no special adapter card (other than a LAN card) required in either the workstation or gateway PC.  The gateway and VRU PCs are connected through a LAN.  In the case of a token­ring connection, the gateway PC will, of course, not require any adapter cards, it will just require the gateway software.

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