Справочник Пользователя для Ericsson dt292

15

Description

Tones

The following different tones are sent from the exchange to your 

phone. 

The tones shown in this section are the most used tones 

worldwide. Many markets use a differing tone for one or more 

situations.

Dial tone

Special dial tone

Ringing tone or queue tone

Busy tone

Congestion tone

Number unobtainable tone

Call waiting tone

Intrusion tone

Conference tone

      every 15 seconds (to all parties)

Verification tone

 

Warning tone, expensive route