Ericsson Dialog 3213 - Manual (Page 77)

77 Dialog 3213
Audible Signals
Ringing signals
Three different ringing 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 ringing signal
External ringing signal
Recall signal
(automatic callback
reminder)