Call Processing Messages

DSP-Related API Messages shows the API messages related to DSP resources.

Table 8-1 DSP-Related API Messages

Category

Message

Description

File Playback

Play File Start 0x011B

Play File Stop 0x011D

Play File Modify 0x011C

Use these messages to start, stop, or modify the playing of a file.

 

Recorded Announcement Connect 0x0055

If you have DSP-ONE cards in your system, you can use this message to connect to a recorded announcement on the DSP Series 2 card (only RAN IDs below 4096), however, the enhanced functionality of the DSP Series 2 card will not be available. Announcements must be accessible via NFS.

DSP Services

DSP Service Request 0x00BD

DSP Service Cancel 0x00BE

Use these messages to allocate or cancel a DSP service on channel.

Tones

Call Progress Analysis Result 0x0034

The Excel platform sends this message to report the result of Call Progress Analysis on a channel. Only one result is reported per message.

 

Connect Tone Pattern 0x002F

Use this message to transmit a call progress pattern ID to the specified channel. In order for the host to be notified when tone transmission has stopped, it must set the Generate Event Flag field of this message.

 

Disconnect Tone Pattern 0x001E

Use this message to terminate call progress tone transmission on the specified channel.

 

 

 

Conferencing

Resource Create 0x0124

Use this message to create a conference.

Resource Delete 0x0126

Use this message to delete a conference.

Resource Modify 0x0125

Use this message to change the options or features of an existing conference.

Resource Delete Indication 0x0129

The Excel platform sends this message to the host after a conference is deleted.

Resource Connect 0x0127

Use this message to add a channel to a conference which has already been created.

Connect One-Way To Conference 0x004F

Use this message to establish a one-way (listen only) connection between the channel specified and the previously created conference specified.

 

Resource Disconnect 0x0128

Use this message to remove a channel from a conference.

General

Alarm 0x00B9

This message is sent by the Excel platform to indicate alarm conditions on the DSP Series 2 card.

See DSP Alarms in the DSP Series 2 CardProduct Description chapter for more information.

Card Status Report 0x00A6

This message is sent by the EXS platform to report the number of DSP modules and their function types configured on the DSP card.