Switching to VoIP

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Administrative Applications

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to enter a password or PIN code. Not all PBX systems support this kind of

conference.

Caller ID

Caller identification, also called calling party identification, allows the recipient of a

phone call to know which endpoint is calling both before and after answering. Caller

ID signals can be sent using in-band or out-of-band signaling. Some endpoints are

able to display the ID information on a built-in display. Some endpoints require an

outboard display device. With CTI (computer-telephony integration) programming,

caller ID information can be displayed as a part of a PC or web application. SoftPBXs

can use caller ID data as criteria for call routing.

Administrative Applications

In addition to call-handling applications, we need applications for performing house-

keeping. If nothing else, the traditional telephony providers understood accounting

and billing!

Call Accounting

The all-important billing system is a required element of a service provider’s soft-

PBX. But there’s more to call accounting than merely charging customers for the

amount of service they use or the number of calls they place. Call accounting

includes gauging to whom, when, and to where calls were placed so that utilization

of the PBX can be fairly accounted for within the enterprise. Call ...