Welltech Dialogic SS7 Protocols ISUP - Manual (Page 52)

Section 6 Interface to Application
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6.5.30 Subsequent Directory Number Request
This primitive is used by the application to convey subsequent directory
number address digits to the network when overlap signaling is employed. It
is not used for ANSI operation.
Note: This message is only applicable to ITU-T operation
Message type
SDM (Subsequent Directory Number Message)
Mandatory parameters
None
Optional parameters
• Subsequent number
• Message compatibility information
6.5.31 Suspend Request
This message is used by the application to suspend a call that is currently
connected.
Message type
SUS (Suspend Message)
Mandatory parameters
None
Optional parameters
• Suspend/resume indicators
Defaults to 0x00 if not supplied (i.e. ISDN Subscriber Initiated)
• Call reference