Abandoned/missed call
A call in which the call originator disconnects or cancels the call after a connection has been made, but before the call is established.
Conference call
A service feature that allows a call to be established among three or more stations in such a manner that each of the stations is able to communicate with all the other stations.
CLI
Calling Line Identification (CLI) is the telephone number of the remote caller in an incoming call scenario. This feature permits the recipient of an incoming call to determine, even before answering, the number from which the incoming call is being placed.
Dialled number
The dialled number is defined as the number that is dialled (in the case of an outbound call), or the DDI number that the remote party dialled to reach a particular extension or group (in the case of an inbound call).
Destination
The destination of a call specifies where the call terminated. The destination will display different information for each type of call:
| Call type | Information displayed |
|---|
| Incoming calls | The name of the user whose extension answered the call, or the extension number if not available; |
| Outgoing calls | The network or geographical location that was dialled, or an alias if defined in your contacts list; |
| Internal calls | The extension that was dialled, enclosed in square brackets [ ]. |
Destination name
The name of the destination called, e.g. Manchester, Tri-Line, London.
Destination ID
The ID of the destination called.
Feature call
A feature call is a special type of call that a user dials in order to obtain a specific PBX feature, such as voicemail enable/disable, group pick up, etc.
Internal call
A call placed within a private branch exchange (PBX) or local switchboard, e.g. not through a central office in a public switched network.
Operators
| Operator | Description |
|---|
Equals | The  of a call matches the value entered. In the example below, the filter monitors calls whose destination is  . 
|
Does not equal
| The of a call does not match the value entered. In the example below, the filter monitors calls whose LCR is not  . 
|
Begins with | The of a call begins with a particular combination of characters. In the example below, the filter monitors calls whose dialled number begins with  .
 |
Does not begin with | The of a call does not begin with a particular combination of characters In the example below, the filter monitors calls whose CLI does not begin with  . 
|
Ends with | The of a call ends with a particular combination of characters. In the example below, the filter monitors calls whose LCR code ends with  . 
|
Does not end with | The of a call does not end with a particular combination of characters. In the example below, the filter monitors calls whose trunk access code does not end with  . 
|
Contains | The of a call contains a particular combination of characters. In the example below, the filter monitors calls whose account code contains the digits  . 
|
Does not contain
| The of a call does not end with a particular combination of characters. In the example below, the filter monitors calls whose chargeband does not contain  . 
|
| Is greater than | The of a call is greater than a particular value. In the example below, the filter monitors calls whose response time is greater than  seconds. 
|
| Is less than | The of a call is less than a particular value. In the example below, the filter monitors calls whose duration is less than  seconds. 
|
Route
The route is the itinerary of a call from its source to its destination. The information displayed in this field is determined by the type of call:
| Call type | Information displayed |
|---|
| Incoming calls | The CLI of the caller |
| Outgoing calls | The number that was dialled |
| Incoming internal calls | The caller's username or extension number |
Tandem call
A tandem call is a connecting call in a telephone network, coming into a switch through one trunk and transferred out again through another.
Call types
| Call ID | Call type |
|---|
| 1 | Outgoing call |
| 2 | Outgoing failed to connect call |
| 50 | Outgoing operator-assisted call |
| 100 | Answered direct dial call |
| 101 | Answered transferred call |
| 150 | Abandoned direct dial call |
| 151 | Abandoned transferred call |
| 200 | Internal call |
| 250 | Internal failed to connect call |
| 300 | Feature call |
| 400 | Tandem call |