MusicOnHold()

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Play Music On Hold indefinitely.

Last reviewed 2026-08-22

MusicOnHold(class[,duration])
Dialplan Builder -- build your MusicOnHold() command
Full arguments reference
  • class required
  • duration
Description

Plays hold music specified by class. If omitted, the default music source for the channelA single call leg passing through Asterisk. Channels represent connections to endpoints and are what dialplan applications act on. will be used. Change the default class with Set(CHANNEL(musicclass)=...). If duration is given, hold music will be played specified number of seconds. If duration is omitted, music plays indefinitely. Returns 0 when done, -1 on hangup.

This application does not automatically answer and should be preceeded by an application such as Answer() or Progress().

Arguments
  • class required
  • duration
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MusicOnHold() ADSIProg() AELSub() AGI() AMD() AddQueueMember() AgentLogin() AgentRequest() AlarmReceiver() Answer() AttendedTransfer() AudioSocket() Authenticate() Background() BackgroundDetect() BlindTransfer() Bridge() BridgeAdd() BridgeWait() Broadcast() Busy() CELGenUserEvent() CallCompletionCancel() CallCompletionRequest() ChanIsAvail() ChanSpy() ChangeMonitor() ChannelRedirect() ClearHash() ConfBridge() ConfKick() Congestion() ContinueWhile() ControlPlayback() DAHDIAcceptR2Call() DAHDIRAS() DAHDIScan() DAHDISendCallreroutingFacility() DAHDISendKeypadFacility() DBdeltree() DISA() DateTime() DeadAGI() Dial() Dictate() Directory() DumpChan() EAGI() Echo() Else() ElseIf() EndIf() EndWhile() Exec() ExecIf() ExecIfTime() ExitIf() ExitWhile() ExtenSpy() ExternalIVR() Festival() Flash() FollowMe() ForkCDR() GetCPEID() Gosub() GosubIf() Goto() GotoIf() GotoIfTime() Hangup() HangupCauseClear() IAX2Provision() ICES() IVRDemo() If() ImportVar() Incomplete() JACK() JabberJoin() JabberLeave() JabberSend() JabberSendGroup() JabberStatus() Log() MP3Player() MSet() Macro() MacroExclusive() MacroExit() MacroIf() MailboxExists() MeetMe() MeetMeAdmin() MeetMeChannelAdmin() MeetMeCount() MessageSend() Milliwatt() MinivmAccMess() MinivmDelete() MinivmGreet() MinivmMWI() MinivmNotify() MinivmRecord() MixMonitor() Monitor() Morsecode() NBScat() NoCDR() NoOp() ODBCFinish() ODBC_Commit() ODBC_Rollback() OSPAuth() OSPFinish() OSPLookup() OSPNext() Originate() PJSIPHangup() PJSIPNotify() Page() Park() ParkAndAnnounce() ParkedCall() PauseMonitor() PauseQueueMember() Pickup() PickupChan() PlayTones() Playback() PrivacyManager() Proceeding() Progress() Queue() QueueLog() QueueUpdate() RaiseException() Read() ReadExten() ReceiveFAX() ReceiveMF() ReceiveSF() ReceiveText() Record() Reference section rework and a batch of audio converter improvements Reload() RemoveQueueMember() ResetCDR() RetryDial() Return() Ringing() SIPAddHeader() SIPDtmfMode() SIPRemoveHeader() SIPSendCustomINFO() SLAStation() SLATrunk() SMS() SayAlpha() SayAlphaCase() SayCountedAdj() SayCountedNoun() SayDigits() SayMoney() SayNumber() SayOrdinal() SayPhonetic() SayUnixTime() SendDTMF() SendFAX() SendImage() SendMF() SendSF() SendText() SendURL() Set() SetAMAFlags() Signal() SkelGuessNumber() SoftHangup() SpeechActivateGrammar() SpeechBackground() SpeechCreate() SpeechDeactivateGrammar() SpeechDestroy() SpeechLoadGrammar() SpeechProcessingSound() SpeechStart() SpeechUnloadGrammar() StackPop() StartMusicOnHold() Stasis() StatsD() StopMixMonitor() StopMonitor() StopMusicOnHold() StopPlayTones() StoreDTMF() StreamEcho() TestClient() TestServer() ToneScan() Transfer() TryExec() TrySystem() UnpauseMonitor() UnpauseQueueMember() UserEvent() VMAuthenticate() VMSayName() Verbose() VoiceMail() VoiceMailMain() VoiceMailPlayMsg() Wait() WaitDigit() WaitExten() WaitForCondition() WaitForNoise() WaitForRing() WaitForSignal() WaitForSilence() WaitForTone() WaitUntil() While() Zapateller()
Applications
MusicOnHold() ADSIProg() AELSub() AGI() AMD() AddQueueMember() AgentLogin() AgentRequest() AlarmReceiver() Answer() AttendedTransfer() AudioSocket() Authenticate() Background() BackgroundDetect() BlindTransfer() Bridge() BridgeAdd() BridgeWait() Broadcast() Busy() CELGenUserEvent() CallCompletionCancel() CallCompletionRequest() ChanIsAvail() ChanSpy() ChangeMonitor() ChannelRedirect() ClearHash() ConfBridge() ConfKick() Congestion() ContinueWhile() ControlPlayback() DAHDIAcceptR2Call() DAHDIRAS() DAHDIScan() DAHDISendCallreroutingFacility() DAHDISendKeypadFacility() DBdeltree() DISA() DateTime() DeadAGI() Dial() Dictate() Directory() DumpChan() EAGI() Echo() Else() ElseIf() EndIf() EndWhile() Exec() ExecIf() ExecIfTime() ExitIf() ExitWhile() ExtenSpy() ExternalIVR() Festival() Flash() FollowMe() ForkCDR() GetCPEID() Gosub() GosubIf() Goto() GotoIf() GotoIfTime() Hangup() HangupCauseClear() IAX2Provision() ICES() IVRDemo() If() ImportVar() Incomplete() JACK() JabberJoin() JabberLeave() JabberSend() JabberSendGroup() JabberStatus() Log() MP3Player() MSet() Macro() MacroExclusive() MacroExit() MacroIf() MailboxExists() MeetMe() MeetMeAdmin() MeetMeChannelAdmin() MeetMeCount() MessageSend() Milliwatt() MinivmAccMess() MinivmDelete() MinivmGreet() MinivmMWI() MinivmNotify() MinivmRecord() MixMonitor() Monitor() Morsecode() NBScat() NoCDR() NoOp() ODBCFinish() ODBC_Commit() ODBC_Rollback() OSPAuth() OSPFinish() OSPLookup() OSPNext() Originate() PJSIPHangup() PJSIPNotify() Page() Park() ParkAndAnnounce() ParkedCall() PauseMonitor() PauseQueueMember() Pickup() PickupChan() PlayTones() Playback() PrivacyManager() Proceeding() Progress() Queue() QueueLog() QueueUpdate() RaiseException() Read() ReadExten() ReceiveFAX() ReceiveMF() ReceiveSF() ReceiveText() Record() Reference section rework and a batch of audio converter improvements Reload() RemoveQueueMember() ResetCDR() RetryDial() Return() Ringing() SIPAddHeader() SIPDtmfMode() SIPRemoveHeader() SIPSendCustomINFO() SLAStation() SLATrunk() SMS() SayAlpha() SayAlphaCase() SayCountedAdj() SayCountedNoun() SayDigits() SayMoney() SayNumber() SayOrdinal() SayPhonetic() SayUnixTime() SendDTMF() SendFAX() SendImage() SendMF() SendSF() SendText() SendURL() Set() SetAMAFlags() Signal() SkelGuessNumber() SoftHangup() SpeechActivateGrammar() SpeechBackground() SpeechCreate() SpeechDeactivateGrammar() SpeechDestroy() SpeechLoadGrammar() SpeechProcessingSound() SpeechStart() SpeechUnloadGrammar() StackPop() StartMusicOnHold() Stasis() StatsD() StopMixMonitor() StopMonitor() StopMusicOnHold() StopPlayTones() StoreDTMF() StreamEcho() TestClient() TestServer() ToneScan() Transfer() TryExec() TrySystem() UnpauseMonitor() UnpauseQueueMember() UserEvent() VMAuthenticate() VMSayName() Verbose() VoiceMail() VoiceMailMain() VoiceMailPlayMsg() Wait() WaitDigit() WaitExten() WaitForCondition() WaitForNoise() WaitForRing() WaitForSignal() WaitForSilence() WaitForTone() WaitUntil() While() Zapateller()