Справочник Пользователя для AASTRA 4223

15

Description

Three different ring signals inform you about the type of the 

incoming call. The signals shown in this section are the most used 

signals worldwide. Many markets use signals that are adapted for 

the local standards. If you get a signal that is not described or you 

cannot identify, ask your system administrator.

Internal ring signal

External ring signal

Recall signal

(Callback reminder)