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QRY: Query package. CON: Conversation package. RES: Response package. INV: Invoke component. RR: Return-result component.

Source: TR-NWT-001285. Reprinted with permission of Bellcore. Copyright © 1992.

QRY: Query package. CON: Conversation package. RES: Response package. INV: Invoke component. RR: Return-result component.

Source: TR-NWT-001285. Reprinted with permission of Bellcore. Copyright © 1992.

Origination_Attempt. This message requests instructions for a call that has encountered a trigger (OHI) in the originating null state of O-BCM.

InfojCollected. This message requests instructions for a call that has encountered a trigger (OHD) in the collecting information state of O-BCM.

lnfo_Analyzed. This message requests instructions for a call that has encountered a trigger (FCD, CDP, or 3/6/10D) in the analyzing information state of O-BCM.

Termination ^Attempt. This message requests instructions for a call that has encountered a trigger (TAT) in the null state of T-BCM.

Connection Control Family. These messages are sent by SCP, and contain call-control instructions.

Analyze_Route. This message instructs SSP to resume call processing, at the analyzing information, or the selecting route state of O-BCM (the choice depends on parameters in the message).

AuthorizeJTermination. This message instructs SSP to resume processing at the terminating call processing state of T-BCM.

Disconnect This message instructs SSP to resume processing the call at the disconnect state of O-BCM or T-BCM. SSP then connects the calling line or incoming trunk to a (non AIN) tone or announcement source, to inform the calling party that the connection cannot be set up.

Send_To_Resource_Final. This message instructs SSP to resume the processing at the final announcement state of O-BCM or T-BCM. SSP then connects the calling line or incoming trunk to an INSC, and plays the announcement specified by SCP.

Connectivity Control Family. This family consists of just one message, which is invoked sent by SCP.

ForwardjCalL This message instructs SSP to resume the processing at the analyzing information state, or the selecting route state, of O-BCM.

Caller Interaction Family. This family consists of two messages.

Send_Jo_Resource_lnteraction. This message is sent by SCP, and requests SSP to resume the processing at the caller interaction state in O-BCM or T-BCM. SSP then connects the calling line or incoming trunk to an INSC (the resource), plays an announcement specified by SCP, and collects the digits sent by the calling party.

Resource jClear. This message is sent by SSP, after it has collected the digits received by INSC, and has released the resource. The message includes the collected digits.

Status Notification Family. This family consists of three messages.

Monitor For Change. This message is sent by SCP, and requests SSP to determine the status (idle or busy) of a specified facility (a line, a group of lines, or a public or private trunk group).

Monitor_For_Success and Status ^Reported. These messages are sent by SSP, in response to a monitor for change message (16.3.4).

Information Revision Family. These messages enable SCP to activate or deactivate an OHI, OHD, FCD, CDP, or TAT trigger at an SSP.

Update_Request. This message is sent by SCP, and requests SSP to change the status of a specified trigger.

Update_Data. This message is sent by SSP, in response to an update request.

In addition to listing the messages and the message senders, Table 16.3-1 shows that, with one exception, all messages are invokes. It also lists the TCAP packages (query, conversation, response) that can contain the various messages.

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