Здравствуйте. Issabel модуль call centre/
Изменив файл Extension_custom.conf

[from-internal-custom]
exten => 1234,1,Playback(demo-congrats) ; extensions can dial 1234
exten => 1234,2,Hangup()
exten => h,1,Hangup()
include => agentlogin
include => conferences
include => calendar-event
include ...