Dialogic 05-2239-009 User Manual

532

Dialogic Corporation

This parameter set is used for response codes that are contained in used in certain SIP response 
messages. When setting a response code, the code is set on the board device level by inserting this 
parameter in a GC_PARM_BLK and calling gc_SetConfigData( ). When receiving a response 
code, the parameter is contained in a GC_PARM_BLK associated with a Global Call event.

IPPARM_ACCEPT_
RESP_CODE

Type: Unsigned 
short

Size: sizeof(int)

Used in to specify the Informational response code to 
send when accepting a call via gc_AcceptCall( ). The 
parameter value can be any integer from 101 to 199, 
but the only two commonly used values are:

• 180 (Ringing)

• 183 (Session Progress)

SIP 
only

IPPARM_
BUSY_REASON

Type: 
eIP_EC_TYPE

Size: sizeof(int)

Used to specify the cause code to send when no 
additional incoming sessions can be accepted. 
Values:

• IPEC_SIPReasonStatus480TemporarilyUnavailable

• IPEC_SIPReasonStatus486BusyHere

• IPEC_SIPReasonStatus600BusyEverywhere

SIP 
only

IPPARM_RECEIVED_
RESPONSE_
STATUS_CODE

Type: Unsigned 
short

Size: sizeof(int)

Used to retrieve the status code from a received 
provisional response reported to the application as a 
GCEV_ALERTING event. Values:

• 180 (Ringing)

• 181 (Call is Being Forwarded)

• 182 (Queued) 

• 183 (Session Progress)

SIP 
only