Curated List

This list is manually created and maintained until all pages have been migrated from the old wiki.

A

• answer - Answer the call for a channel.
• att_xfer - Attended Transfer.

B

• bgsystem - Execute an operating system command in the background.
• bind_digit_action - Bind a key sequence or regex to an action.
• bind_meta_app - Respond to certain DTMF sequences on specified call leg(s) during a bridge and execute another dialplan application.
• block_dtmf - Block DTMFs from being sent or received on the channel.
• break - Cancel an application currently running on the channel.
• bridge - Bridge a new channel to the existing one.
• bridge_export - Export a channel variable across any bridge.

C

• callcenter - Inbound caller join a callcenter queue
• capture - Capture data into a channel variable.
• chat - Send a text message to an IM client
• check_acl - Check originating address against an Access Control List
• clear_digit_action - Clear all digit bindings
• clear_speech_cache - Clear speech handle cache.
• cluechoo - Console-only "ConCon" choo-choo train
• cng_plc - Packet Loss Concealment on lost packets + comfort noise generation
• conference - Establish an inbound or outbound conference call

D

• db - insert information into the database.
• deflect - Send a call deflect/refer.
• delay_echo - Echo audio at a specified delay.
• detect_speech - Implements speech recognition.
• digit_action_set_realm - Change binding realm.
• displace_session - Displace audio on a channel.

E

• early_hangup - Enable early hangup on a channel.
• eavesdrop - Spy on a channel.
• echo - Echo audio and video back to the originator.
• enable_heartbeat - Enable Media Heartbeat.
• endless_playback - Continuously play file to caller.[old wiki]
• enum - Perform E.164 lookup.
• erlang - Handle a call using Erlang.
• eval - Evaluates a string.
• event - Fire an event.
• execute_extension - Execute an extension from within another extension and return.
• export - Export a channel variable across a bridge <varname>=<value>

F

• fax_detect - Detect FAX CNG - may be deprecated.
• fifo - Send caller to a FIFO queue.
• fifo_track_call - Count a call as a FIFO call in the manual_calls queue.
• flush_dtmf - Flush any queued DTMF.

G

• gentones - Generate TGML tones.
• group - Insert or delete members in a group.

H

• hangup - Hang up the current channel.
• hash - Add a hash to the db.
• hold - Send a hold message.
• httapi - Send call control to a Web server with the HTTAPI infrastructure

I

• info - Display Call Info.
• intercept - Lets you pickup a call and take it over if you know the uuid.
• ivr - Run an IVR menu.[old wiki]

J

• javascript - Run a JavaScript script from the dialplan
• jitterbuffer - Send a jitter buffer message to a session

L

• limit - Set a limit on number of calls to/from a resource
• limit_execute - Set the limit on a specific application
• limit_hash - Set a limit on number of calls to/from a resource
• limit_hash_execute - Set the limit on a specific application
• log - Logs a channel variable for the channel calling the application
• loop_playback - Playback a file to the channel looply for limted times
• lua - Run a Lua script from the dialplan [API link]

M

• media_reset - Reset all bypass/proxy media flags.
• mkdir - Create a directory.
• multiset - Set multiple channel variables with a single action.
• mutex - Block on a call flow, allowing only one at a time

P

• page - Play an audio file as a page.
• park - Park a call.
• park_state - Park State.
• phrase - Say a Phrase.
• pickup - Pickup a call.
• play_and_detect_speech - Play while doing speech recognition.
• play_and_get_digits - Play and get Digits.
• play_fsv - Play an FSV file. FSV - (FS Video File Format) additional description needed
• playback - Play a sound file to the originator.
• pre_answer - Answer a channel in early media mode.[old wiki]
• preprocess - description needed
• presence - Send Presence
• privacy - Set caller privacy on calls.

Q

• queue_dtmf - Send DTMF digits after a successful bridge.

R

• read - Read Digits.
• record - Record a file from the channel's input.
• record_fsv - Record a FSV file. FSV - (FS Video File Format) additional description needed
• record_session - Record Session.
• recovery_refresh - Send a recovery refresh. addition information needed
• redirect - Send a redirect message to a session.
• regex - Perform a regex.
• remove_bugs - Remove media bugs.
• rename - Rename file.
• respond - Send a respond message to a session.
• ring_ready - Indicate Ring_Ready on a channel.
• rxfax - Receive a fax as a tif file.

S

• say - Say time/date/ip_address/digits/etc. With pre-recorded prompts.
• sched_broadcast - Enable Scheduled Broadcast.
• sched_cancel - Cancel a scheduled future broadcast/transfer.
• sched_hangup - Enable Scheduled Hangup.
• sched_heartbeat - Enable Scheduled Heartbeat. Additional information needed
• sched_transfer - Enable Scheduled Transfer.
• send_display - Sends an info packet with a sipfrag.
• send_dtmf - Send inband DTMF, 2833, or SIP Info digits from a session.
• send_info - Send info to the endpoint.
• session_loglevel - Override the system's loglevel for this channel.
• set - Set a channel variable for the channel calling the application.
• set_audio_level - Adjust the read or write audio levels for a channel.
• set_global - Set a global variable.
• set_name - Name the channel.
• set_profile_var - Set a caller profile variable.
• set_user - Set a user.
• set_zombie_exec - Sets the zombie execution flag on the current channel.
• sleep - Pause a channel.
• socket - Establish an outbound socket connection.
• sound_test - Analyze Audio.
• speak - Speaks a string or file of text to the channel using the defined TTS engine.[old wiki]
• soft_hold - Put a bridged channel on hold.
• start_dtmf - Start inband DTMF detection.
• stop_dtmf - Stop inband DTMF detection.
• start_dtmf_generate - Start inband DTMF generation.
• stop_displace_session - Stop displacement audio on a channel.
• stop_dtmf_generate - Stop inband DTMF generation.
• stop_record_session - Stop Record Session.
• stop_tone_detect - Stop detecting tones.
• strftime - Returns formatted date and time.
• system - Execute an operating system command.

T

• three_way - Three way call with a UUID.
• tone_detect - Detect the presence of a tone and execute a command if found.
• transfer - Immediately transfer the calling channel to a new extension.[old wiki]
• translate - Number translation.

U

• unbind_meta_app - Unbind a key from an application.
• unset - Unset a variable.
• unhold - Send a un-hold message.
• userspy - Provides persistent eavesdrop on all channels bridged to a certain user using eavesdrop.

V

• verbose_events - Make ALL Events verbose (Make all variables appear in every single event for this channel).

W

• wait_for_silence - Pause processing while waiting for silence on the channel.
• wait_for_answer - Pause processing while waiting for the call to be answered.

API

• chat - Send a text message to a IM client.
• page - Play a recorded file to a list of channels, waiting until answered
• presence - Send Presence.
• strepoch - Returns the date/time as a UNIX epoch (seconds elapsed since midnight UTC, January 1, 1970).
• strftime - Returns formatted date and time.
• strftime_tz - Returns formatted date and time in the timezone specified.

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