Content for TS 23.078 Word version: 19.0.0

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4.6.3 Optional (Service logic dependent) gsmSCF to gsmSRF information flows 4.6.3.1 Activity Test 4.6.3.2 Cancel 4.6.3.3 Play Announcement 4.6.3.4 Prompt And Collect User Information 4.6.4 gsmSRF to gsmSCF information flows 4.6.4.1 Activity Test ack 4.6.4.2 Assist Request Instructions 4.6.4.3 Prompt And Collect User Information ack 4.6.4.4 Specialized Resource Report 4.6.5 gsmSCF to Assisting SSF information flows 4.6.5.1 Activity Test 4.6.5.2 Cancel 4.6.5.3 Connect To Resource 4.6.5.4 Disconnect Forward Connection 4.6.5.5 Play Announcement 4.6.5.6 Prompt And Collect User Information 4.6.5.7 Reset Timer 4.6.6 Assisting SSF to gsmSCF information flows 4.6.6.1 Activity Test ack 4.6.6.2 Assist Request Instructions 4.6.6.3 Prompt And Collect User Information ack (received information) 4.6.6.4 Specialized Resource Report
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4.6.3 Optional (Service logic dependent) gsmSCF to gsmSRF information flows p. 507

This IF is used to check for the continued existence of a relationship between the gsmSCF and gsmSRF. If the relationship is still in existence, then the gsmSRF will respond. If no reply is received, then the gsmSCF will assume that the gsmSRF has failed in some way and will take the appropriate action.

4.6.3.1.2 Information Elements p. 507

This IF contains no information elements.

4.6.3.2 Cancel p. 507

4.6.3.2.1 Description p. 507

This IF is used by the gsmSCF to request the gsmSRF to cancel a correlated previous IF.

4.6.3.2.2 Information Elements p. 507

Information element name	Status	Description
Invoke ID	E	This IE specifies the IF to be cancelled. This IE may be used when the Cancel IF is used in a single call segment CSA or when the Cancel IF is sent by the gsmSCF to an Intelligent Peripheral.
Call Segment To Cancel	E	This IE may be used when the Cancel IF is used in a single call segment CSA or in a multi call segment CSA. This IE is described in a Table below. This IE shall not be used when the Cancel IF is sent by the gsmSCF to an Intelligent Peripheral.

Call Segment To Cancel contains the following information elements:

Information element name	Status	Description
Invoke ID	M	This IE specifies the IF to be cancelled.
Call Segment ID	M	This IE specifies to which call segment the cancellation of the user interaction IF shall apply.

4.6.3.3 Play Announcement p. 507

4.6.3.3.1 Description p. 507

This IF is used for inband interaction.

4.6.3.3.2 Information Elements p. 508

Information element name	Status	Description
Information To Send	M	This IE is described in a Table below.
Disconnect From IP Forbidden	M	This IE indicates whether or not the gsmSRF may be disconnected from the user when all information has been sent.
Request Announcement Complete Notification	M	This IE indicates whether or not a Specialized Resource Report shall be sent to the gsmSCF when all information has been sent.
Request Announcement Started Notification	M	This IE indicates whether or not a Specialized Resource Report shall be sent to the gsmSCF when the first announcement or tone starts.
Call Segment ID	S	This IE indicates the call segment to which the user interaction shall apply. This IE shall be absent if this IF is sent by the gsmSCF to an Intelligent Peripheral.

Information To Send contains the following information elements:

Information element name	Status	Description
Inband Info	E	This IE is described in a Table below.
Tone	E	This IE is described in a Table below.

Inband Info contains the following information elements:

Information element name	Status	Description
Message ID	M	This IE is described in a Table below.
Number Of Repetitions	M	This IE indicates the maximum number of times the message shall be sent to the end-user.
Duration	O	This IE indicates the maximum duration time in seconds that the message shall be played/repeated. Zero indicates endless repetition.
Interval	O	This IE indicates the time interval in seconds between two repetitions.

Message ID contains the following information elements:

Information element name	Status	Description
Elementary Message ID	E	This IE indicates a single announcement.
Text	E	This IE indicates a text to be sent. The text shall be transformed to inband information (speech) by the gsmSRF.
Elementary Message IDs	E	This IE indicates a sequence of announcements.
Variable Message	E	This IE indicates an announcement with one or more variable parts.

Tone contains the following information elements:

Information element name	Status	Description
Tone ID	M	This IE indicates the tone to be sent.
Duration	O	This IE indicates the maximum duration in seconds that the message shall be played/repeated. Zero indicates endless repetition.

4.6.3.4 Prompt And Collect User Information p. 508

4.6.3.4.1 Description p. 508

This IF is used to interact with a call party in order to collect information.

4.6.3.4.2 Information Elements p. 508

Information element name	Status	Description
Collected Info	M	This IE is described in a Table below.
Information To Send	O	This IE is described in subclause 4.6.3.3.2. This IE indicates an announcement or a tone to be sent to the end user by the gsmSRF.
Disconnect From IP Forbidden	M	This IE indicates whether the gsmSRF may be disconnected from the user when all information has been sent.
Request Announcement Started Notification	M	This IE indicates whether or not a Specialized Resource Report shall be sent to the gsmSCF when the first announcement or tone starts.
Call Segment ID	S	This IE indicates the call segment to which the user interaction shall apply. This IE shall be absent if this IF is sent by the gsmSCF to an Intelligent Peripheral.

Collected Info contains the following information element:

Information element name	Status	Description
Collected Digits	M	This IE is described in a Table below.

Collected Digits contains the following information elements:

Information element name	Status	Description
Minimum Number Of Digits	M	This IE indicates the minimum number of valid digits to be collected. The value of this IE includes the length of the Start digit string, if present, and the length of the End of reply digit string, if present.
Maximum Number Of Digits	M	This IE specifies the maximum number of valid digits to be collected. The value of this IE includes the length of the Start digit string, if present, and the length of the End of reply digit string, if present.
End Of Reply Digit	O	This IE indicates the digit(s) used to signal the end of input.
Cancel Digit	O	If this IE is present then the cancel digit can be entered by the user to request a possible retry.
Start Digit	O	If this IE is present then the start digit(s) indicates the start of the valid digits to be collected.
First Digit Time Out	O	If this IE is present then the first digit shall be received before the expiration of the first digit timer expiration.
Inter Digit Time Out	O	If this IE is present then any subsequent valid or invalid digit shall be received by the gsmSRF before the inter digit timer expires.
Error Treatment	O	This IE indicates what specific action shall be taken by the gsmSRF in the event of error conditions occurring.
Interruptable Ann Ind	O	If this IE is set to TRUE (default value) then the announcement is interrupted after the first valid or invalid digit received by the gsmSRF. If this IE is present and explicitly set to FALSE then the announcement will not be interrupted after the first digit is received by the gsmSRF.
Voice Information	O	If this IE is set to FALSE (default value) then all valid or invalid digits are entered by DTMF. If this IE is set to TRUE then the calling user is required to provide all valid or invalid information by speech.
Voice Back	O	If this IE is set to FALSE (default value) then no voice back information is given by the gsmSRF. If this IE is set to TRUE then the valid input digits received by the gsmSRF will be announced back to the calling user immediately after the end of input is received.

4.6.4 gsmSRF to gsmSCF information flows p. 509

4.6.4.1 Activity Test ack p. 509

4.6.4.1.1 Description p. 509

This IF is the response to the Activity Test.

4.6.4.1.2 Information Elements p. 509

This IF contains no information elements.

4.6.4.2 Assist Request Instructions p. 510

4.6.4.2.1 Description p. 510

This IF is sent to the gsmSCF by a gsmSSF which is acting as the assisting gsmSSF or by a gsmSRF.

4.6.4.2.2 Information Elements p. 510

Information element name	Status	Description
Correlation ID	M	This IE is used to associate the Assist Request Instructions IF from an assisting gsmSSF or by a gsmSRF with the Initial DP IF from the initiating gsmSSF.
IP SSP Capabilities	M	This IE indicates which SRF resources are attached, available and supported within the MSC where the gsmSSF resides or the IP in which the gsmSRF resides.

4.6.4.3 Prompt And Collect User Information ack p. 510

4.6.4.3.1 Description p. 510

This IF is used by the gsmSRF to indicate the result of a Prompt And Collect User Information IF.

4.6.4.3.2 Information Elements p. 510

Information element name	Status	Description
Digits Response	C	This IE indicates the digit sequence received from the end user.

4.6.4.4 Specialized Resource Report p. 510

4.6.4.4.1 Description p. 510

This IF is used when a Specialized Resource Report was requested in a Play Announcement IF or in a Prompt and Collect User Information IF.

4.6.4.4.2 Information Elements p. 510

Information element name	Status	Description
All Announcements Complete	E	This IE indicates that all the announcements and tones are complete.
First Announcement Started	E	This IE indicates that the first announcement or tone has started.

4.6.5 gsmSCF to Assisting SSF information flows p. 510

4.6.5.1 Activity Test p. 510

4.6.5.1.1 Description p. 510

This IF is used to check for the continued existence of a relationship between the gsmSCF and assistSSF. If the relationship is still in existence, then the assistSSF will respond. If no reply is received, then the gsmSCF will assume that the assistSSF has failed in some way and will take the appropriate action.