Term
|
Definition
| Enterprise Telephony - business telephone system that provides business features such as call hold, three-way, call x-fer, and call forwarding |
|
|
Term
| Similarities between PSTN, and ET |
|
Definition
Circuit switching, using TDM of 64kbps
Local Loop
Services offered - call hold, 3-way, call x-fer, call forwarding |
|
|
Term
| Differences between PSTN and ET |
|
Definition
Scale - PSTN uses class 5, supports hundreds of thousands of local loops
ET uses PBX, 5 to several thousand local loops |
|
|
Term
|
Definition
| Private Branch eXchange - PBX usually offers more features than a class 5 switch, like conferencing, call x-fer, automated attendant, voice mail, etc |
|
|
Term
| 5 methods of business telephony |
|
Definition
Simple business line
PBX
Key-system
Centrex line
Virtual Private Networks (VPNs) |
|
|
Term
|
Definition
| Line directly from PSTN. Similar to residential line. |
|
|
Term
|
Definition
| Smaller version of PBX, generally used in offices of fewer than 50 people. |
|
|
Term
|
Definition
| Provided and managed by LEC or CLEC. Similar to PBX, but additional charges because it's maintained by PSTN |
|
|
Term
|
Definition
| PSTN contains a private dial plan for the enterprise customer |
|
|
Term
|
Definition
Basic call handling
Administrative
Messaging
Advanced call handling
CTI – computer telephony integration |
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Intercom Call |
|
Definition
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Basic features: |
|
Definition
| Mute, Hold, Call transfer, Multipart conference |
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Blind call transfer |
|
Definition
| Blind call transfer - one in which transferring party hangs up immediately following, having no knowledge of the availability of the party to whom the call was transferred |
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Consultative transfer |
|
Definition
| allows transferring party to speak with receiving party prior to transfer |
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Conference |
|
Definition
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Meet-me |
|
Definition
| people can join a conference call in progress by dialing a code |
|
|
Term
| 5 Groups of Applications > Basic Call Handling > Caller ID |
|
Definition
|
|
Term
|
Definition
| Computer Telephony Integration |
|
|
Term
| 5 Groups of Applications > Administrative > Call Accounting |
|
Definition
| Billing System, call source and dest |
|
|
Term
| 5 Groups of Applications > Administrative > Console |
|
Definition
| Monitors status of calls in progress |
|
|
Term
| 5 Groups of Applications > Administrative > In-Out, DND, and Call Forward |
|
Definition
|
|
Term
| 5 Groups of Applications > Messaging Applications > |
|
Definition
| Telephony messaging applications are one-way in nature. Message sent from one party to another i.e. voice mail |
|
|
Term
| 5 Groups of Applications > Messaging Applications > Overhead Paging |
|
Definition
| Endpoint broadcasts the voice of the caller over a large group of endpoints simultaneously |
|
|
Term
| 5 Groups of Applications > Messaging Applications > Barging |
|
Definition
| Caller can send his voice over a single extension - interrupts calls in progress |
|
|
Term
| 5 Groups of Applications > Messaging Applications > Voice mail |
|
Definition
| Mostly messages are offloaded to a unix server. |
|
|
Term
|
Definition
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Call Parking |
|
Definition
| form of hold and transfer offered on some PBXs. |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Orbit |
|
Definition
| additional functionality to call parking. call eventually rings back to original phone |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Automatic Call Return |
|
Definition
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Hunt Groups |
|
Definition
| Will ring sequentially in a predefined order until someone picks up |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Ring groups |
|
Definition
| Rings a group of phones simultaneously |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Hold Queues |
|
Definition
| Call-ordering, people are placed on hold in the order in which they call in. Call centers.. 5 calls in QUEUEUE!!! |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Directories |
|
Definition
| Information on how to reach extensions |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Presence |
|
Definition
| genre of applications about availability, to find a particular phone user |
|
|
Term
| 5 Groups of Applications > Advanced Call Handling > Bridging |
|
Definition
| call is simultaneously connected to more than one endpoint. |
|
|
Term
| 5 Groups of Applications > CTI > IVR |
|
Definition
| Interactive Voice Response - automated menu selection |
|
|
Term
| 5 Groups of Applications > CTI > Automated Attendants |
|
Definition
| button presses to select menus |
|
|
Term
| 5 Groups of Applications > CTI > Privacy Management |
|
Definition
| Collect information like name |
|
|
Term
| 5 Groups of Applications > CTI > Call Centers |
|
Definition
| large inbound or outbound groups of callers |
|
|
