Tones and Their Meanings
Ringing tones are produced by an incoming call. Handset tones are those which you hear through the handset (receiver).
Ringing Tones
1ring—A call from another extension.
2rings—A call from outside or from the attendant.
3rings—A priority call from another extension, or from an Automatic Callback call you placed.
ring-ping (half ring)—A call redirected from your telephone to another because the Call Forwarding feature is active.
Handset Tones
busy tone—A low-pitched tone repeated 60 times a minute; indicates the number dialed is in use.
call waiting tone—One, two, or three beeps of high-pitched tone, not repeated; indicates an incoming call is waiting to be answered. Number of beeps designates the source: one for an internal call, two for an outside or attendant call, three for a priority call.
call waiting ringback tone—A ringback tone with a lower-pitched signal at the end; indicates that the extension called is busy, but the called party has been given a call waiting tone.
confirmation tone—Three short bursts of tone; indicates a feature activation or cancellation has been accepted.
coverage tone—One short burst of tone; indicates your call will be sent to another extension to be answered by a covering user.
dial tone—A continuous tone; indicates dialing can begin.
intercept/time-outtone—An alternating high and low tone; indicates a dialing error, denial of the service requested, or a failure to dial within a preset interval (usually 10 seconds) after lifting the handset or dialing the previous digit.
priority ringing—Eight individual ringing patterns administered by the system manager.
programming tone—A low continuous tone when you are in programming mode (programming a programmable dialing button).
recall dial tone—Three short bursts of tone followed by a steady dial tone; indicates the feature request has been accepted and dialing can begin.
reorder tone—A fast busy tone repeated 120 times a minute; indicates all trunks are busy.
ringback tone—A low-pitched tone repeated 15 times a minute; indicates the number dialed is being rung.