Extension:

System extension number

Example: Setting '1002' here will create new system extension with the same network number. Dial this number to execute custom script set under 'Settings: Conf Files: Extensions'

Field Type:  [0-9]

Context:

Every system extension belongs to a certain system context. Context may be described as a collection/group of extensions. Default context used by the PBXware is 'default' and must not be used by Custom extensions

Example: Set this field to 'test' for example

Field Type: [a-z] [0-9]

Extensions.conf sample:

Navigate to 'Settings: Conf Files: Extensions' and add following lines to the bottom of the file

[test]

exten => 1002,1,Answer()

exten => 1002,2,Playback(hello-world)

exten => 1002,3,Hangup()

Click 'Save' button.

Reload PBXware and dial 1002 extension.

'Hello world' will be played from the other end :)