Message Formats (Sortable)

Message	Short format	Message id, Hex	Description
ABSENCE_STATUS		0x002A	Response to SET_ABSENCE and GET_ABSENCE messages
ALARM_MSG	$ALRM	0x0007	Set up (or disconnect) an ASVP Alarm message to a single station or a predefined group of stations
ALARM_MSG_ACK		0x0009	Positive response to ALARM_MSG
AUDIO_CH_DISCON		0x8012	Disconnect a audio channel after loopback test
AUDIO_CH_FAULTY		0x8013	Response to AUDIO_CH_LOOPBACK_REQ: Requested channel was faulty
AUDIO_CH_LOOPBACK_ACK		0x8011	Positive acknowledge of AUDIO_CH_LOOPBACK_REQ
AUDIO_CH_LOOPBACK_REQ	$ALRM	0x8010	Request for loopback audio connection. Used by the Audio Channel Testing process
AUDIO_CH_TONE_REQ		0x8015	Request a peer exchange to put a 500Hz tone on a audio channel
AUDIO_DETECT	$VOX	0x0053	Triggers the event Simplex_Conference_Audio
AUDIO_LINK_NOT_AVAILABLE		0x8006	Response to AUDIO_PATH_SETUP from next node: Channel not granted
AUDIO_LINK_OK		0x8003	Response to AUDIO_PATH_SETUP. Channel number is OK
AUDIO_LINK_RELEASE		0x8005	Used to release audio path backwards stepwise from node to node when setup meets busy or faulty link
AUDIO_M_FEED_REQ		0x801A	Global Simplex Conference: Some station is pressing the M-key when participating in a conference
AUDIO_M_FEED_STOP		0x801B	Global Simplex Conference: The station is releasing the M-key
AUDIO_M_LINK_OK		0x8019	Per­ hop positive response to AUDIO_M_PATH_SETUP
AUDIO_M_PATH_BACKTRACK		0x8018	AUDIO_M_PATH_SETUP failed
AUDIO_M_PATH_OK		0x8017	Contains statuses for an AUDIO_M_PATH_SETUP from one or more destination exchanges
AUDIO_M_PATH_SETUP		0x8016	Communication in a multi-node network
AUDIO_PATH_CHECK_OK		0x800F	Positive response to CHECK_AUDIO_PATH
AUDIO_PATH_DELAY		0x8007	Set Duplex switch delay
AUDIO_PATH_DISCONNECT		0x8006	Release the end­to­end audio path. Normal disconnect from source or destination
AUDIO_PATH_OK		0x8002	End to end message: Audio path is ready
AUDIO_PATH_SETUP		0x8001	Set up audio path between a source node and a destination node (possibly via transit nodes)
BUILD_GLOB_GRP		0x0070	Broadcast message to all exchanges to make them rebuild global group indexes
C_KEY	$C	0x0058	Order station to press C-key
CALL_SETUP	$CALL	0x0008	Sets up a coversation between two users
CALL_STATUS_BC		0x0040	Broadcast message telling the status of a call
CALL_TRANSFER	$TRF	0x0044	Set or remove call transfer for a station
CALL_TRANSFER_NOK		0x0046	Negative response to CALL_TRANSFER
CALL_TRANSFER_OK		0x0045	Positive response to CALL_TRANSFER
CANCEL_MAIL	$CANM	0x0065	Delete one or more mail/call request/alarm messages queued at a station
CHECK_AUDIO_PATH		0x800E	Check of established audio path at regular intervals
CLEAR_RCO	$CLR	0x0015	Turn the given remote control output off
CLEAR_RCO_FAILED		0x0017	Negative response to the CLEAR_RCO message
PULSE_RCO_OK		0x001C	Positive response to the PULSE_RCO message
COMMAND_RESPONSE		0x0066	General response message to messages
CONF_TALK	$CONF_TALK	0x008B	Set Simplex conference speaker
CONF_TALK_STOP	$CONF_TALK_STOP	0x008C	Stop station form feeding Simplex conference
PROG_CONF	$CONF	0x0004	Set Simplex conference for predefined group of stations or a single station
CONF_IS_ROOT		0x007B	Broadcast message. Sender informs that it is root of conference
CONF_JOIN		0x0078	Exchange wants to join conference, asks root-exchange to setup connection back to sender
CONF_MEMB_CHK		0x0079	Ask whether any neighbor exchange has any ordinary member left in conference
CONF_NOT_ROOT		0x007C	Broadcast message. Sender informs that it is no longer root of conference
CONF_ORD_MEMB		0x007A	An exchange tells its neighbors that it has ordinary member left in conference
CONF_TALK	$CONF_TALK	0x008B	Set Simplex conference speaker
CONF_TALK_STOP	$CONF_TALK_STOP	0x008C	Stop station form feeding Simplex conference
CONN_REQUEST	$CONN	0x000A	Sets up a coversation between two users
CONN_REF_ACK		0x000E	The external application acknowledges the CONN_REFERENCE
CONN_REFERENCE		0x000B	Positive response from the exchange to CONN_REQUEST
CONN_STATUS_BC		0x0041	Broadcast message telling that a connection is established
CONSOLE_DISC		0x007E	Log off from system debug console (TST)
CONSOLE_REQ		0x007E	Log on to system debug console (TST)
COPY_MAIL	$CPYM	0x0083	Send a copy of a mail in own queue to a new destination (station or group)
DIAL_DIGITS	$DD	0x0050	Simulate digit dialing from a station
DELETE_MAIL	$DELM	0x0034	Delete a mail entry in the queue for an intercom station
DELETE_MAIL_ACK		0x0035	Response to the DELETE_MAIL message
DEVICE_INFO		0x003B	Response to the GET_DEVICE message
DIAL_DAK	$DIAL_DAK	0x0094	Dial DAK on a station
DIAL_DIGITS	$DD	0x0050	Simulate digit dialing from a station
SINGLE_DIGIT	$DIG	0x0051	Dial one digit on a station
DIGIT_RELEASE	$DREL	0x0052	The station has released a digit press
DISC_REQ		0x0011	Conversation established with CONN_REQUEST: The external application disconnects a conversation.
CONN_REF_ACK		0x000E	Conversation established with CONN_REQUEST: The AlphaCom acknowledges the DISC_REQ message
DISCON_ST	$DISCON_ST	0x008E	Disconnect station from ongoing feature
CONN_STATUS_BC		0x0042	Broadcast message telling that a connection is disconnected
DISCONNECTED		0x000F	Conversation established with CONN_REQUEST: Conversation was disconnected, e.g. the user pressed C-key
DISCONNECTED_ACK		0x0010	Conversation established with CONN_REQUEST: Acknowledge of the DISCONNECTED message
DISPLAY_TEXT	$DSPL	0x005A	Send text and control characters to a station
DPMT_INVALID		0x0000	Reserved value for internal use
DIGIT_RELEASE	$DREL	0x0052	The station has released a digit press
DUMMY		0xFFFE	Test message: Should be routed, accepted and ignored
EVENT_REPORT	$ER U15	0x0067	Report an event to the event/action system
EXECUTE_COMMAND		0x004F	Send a command string to the exchange to be executed there
EXIT_FEATURE_BC		0x0043	Broadcast message when a directory number (feature 50) is dialed on a station
EXT_MAIL		0x0030	Response to the GET_x_MAIL messages
GET_ABSENCE	$GABS	0x0029	Get absence status for an intercom station
GET_REQ_TRANSF		0x002C	Get the Call Request Transfer status for an intercom station
GET_DEVICE	$GDEV	0x003A	Get information from an external device
GET_FIRST_MAIL		0x002E	Get the first mail entry in the queue for an intercom station
GET_LAST_MAIL		0x0064	Get the last mail entry in the queue for an intercom station
GET_NEXT_MAIL		0x002F	Get the next mail entry in the queue for an intercom station
GET_PIN_COUNTS	$GPC	0x0013	Query a RIO about number of output and input pins and support for non mandatory features
GET_PREV_MAIL		0x0063	Get the previous mail entry in the queue for an intercom station
GET_REQ_TRANSF		0x002C	Get the Call Request Transfer status for an intercom station
GET_SYSTEM_TIME	$GTS	0x0025	Ask a device (AlphaCom) for date and time
GET_THIS_MAIL		0x004A	Get the identified mail entry in the queue for an intercom station
SET_GRP_FILT	$GFLT	0x007D	Set group call filter for a station
GLOB_GRP_MEMB		0x006A	A exchange tells which global groups this exchange is member of by broadcasting this to all exchanges
GET_PIN_COUNTS	$GPC	0x0013	Query a RIO about number of output and input pins and support for non mandatory features
GROUP_MEMBERSHIP	$GRM	0x0081	Set group membership in NVRAM for a station
HANDSET_OFF	$HOFF	0x0056	Order station to lift handset
HANDSET_ON	$HON	0x0057	Order station to replace handset
ILLEGAL_PARAM		0x0023	Negative response
PARK_INQ_BROKER	$INQ	0x0086	Park station from conversation, enter Inquiry call state
LOG_STRING	$LOG	0x0075	Output String to System Log
LOOPBACK_IMPOSSIBLE		0x8014	Response to AUDIO_CH_LOOPBACK_REQ
M_KEY	$M	0x0054	Order station to press M-key
M_KEY_RELEASE	$MREL	0x0055	Order station to release M-key
MAILQ_NAVIG	$MAILQ_NAVIG	0x008D	Do operation on mail queue, or step current mail in mail queue
PUT_STRING		0x0073	Output String to Exchange serial port after adding appropriate framing depending on selected port
NAME_EXTENSION		0x0080	Special exchange mode using two line names: Send the second line through AlphaNet
NO_ACCESS		0x003F	Negative response to CONN_REQUEST
O_DUPL_CONF	$ODC	0x006F	Include/exclude a station or a group into/from an Open Duplex Conference
OD_CONF_ENTERED		0x0076	The participant has entered an Open Duplex Conference
OD_CONF_LEAVE		0x0071	The participant has left the Open Duplex Conference
PARK_INQ_BROKER	$INQ	0x0086	Park station from conversation, enter Inquiry call state
PIN_COUNTS		0x0014	Response to the GET_PIN_COUNTS message
PING	$PING	0x003C	Test device: “Are you there?”
POLL_RCI	$POLL	0x001D	Poll the given remote control input once
PONG	$PONG	0x003C	Response to the PING message. “Yes, I’m here.”
PROGRAM	$PROG	0x0001	Set audio program for single station or a predefined group of stations
PROG_CONF	$CONF	0x0004	Set Simplex conference for predefined group of stations or a single station
PROG_CONF_ACK		0x00006	Positive response to PROG_CONF
PROG_CONF_NAK		0x004E	Negative response to PROG_CONF
PROGRAM_ACK		0x0003	Positive response to PROGRAM
PROGRAM_NAK		0x0003	Negative response to PROGRAM
PULSE_RCO	$PULS	0x001B	Generate a pulse with the defined length
PULSE_RCO_FAILED		0x0022	Negative response to the PULSE_RCO message
PULSE_RCO_OK		0x001C	Positive response to the PULSE_RCO message
Q_ELEM_ADDED		0x004B	Broadcast message. Reports that a mail message has been added to a station’s mail queue
Q_ELEM_REMOVED		0x004C	Broadcast message. Reports that a mail message has been removed from a station’s mail queue
RCI_CHANGED	$RCIC	0x0084	New RCI state reported from the exchange
RCI_IS_OFF		0x001E	Response to the POLL_RCI and SCAN_RCI_ONCE messages, input pin is off
RCI_IS_ON		0x001F	Response to the POLL_RCI and SCAN_RCI_ONCE messages, input pin is on
RCO_CHANGED	$RCOC	0x0085	New RCO state reported from the exchange
REQ_TRANSF		0x002D	Response to the SET_REQ_TRANSF and GET_REQ_TRANSF messages
REQ_TRANSF_CALL	$TRFC	0x0088	Transfer call in an Inquiry Call situation.
RESET_DEVICE	$RESET	0x0039	Reset a device
RESET_AUDIO_LINK		0x8000	Reset audio link between nodes
AUDIO_LINK_OK		0x8003	Response to AUDIO_PATH_SETUP. Channel number is OK
AUDIO_LINK_OK		0x8003	Response to AUDIO_PATH_SETUP. Channel number is OK
AUDIO_LINK_OK		0x8003	Response to AUDIO_PATH_SETUP. Channel number is OK
AUDIO_LINK_OK		0x8003	Response to AUDIO_PATH_SETUP. Channel number is OK