• 9.1.1. MSI API Parameters Not Supported

9. R4 MSI API for DM3

9.1. MSI API Function Restrictions

The following table lists R4 MSI API functions that are not supported or have limitations that restrict their use. For information about station interfaces and using the R4 MSI API, refer to the MSI/SC Software Reference. For information on the specific boards that support these functions, see the Release Guide that came with your System Release.

Table 17. R4 MSI API Functions Restricted and Not Supported

Function Name	Description
ATMS_DNLDVER( )	Not supported.
ATMS_STATINFO( )	Limitation: This function is only supported on a Station Interface Box (SIB) configured for a density of 120 channels in an HDSI system.
ms_chgxtder( )	Not supported.
ms_delxtdcon( )	Not supported.
ms_dsprescount( )	Not supported.
ms_estxtdcon( )	Not supported.
ms_genringex( )	Limitation: This release supports six of the eight MSI predefined ring cadences using this function. The following two distinctive rings are not supported:   MS_RNGA_SPLASH3-0.5On-0.25Off-0.5On-0.25Off-0.5On-4Off   MS_RNGA_SPLASH4-0.25On-0.25Off-0.25On-0.25Off-0.25On-0.25Off-0.25On-4.25Off
ms_genziptone( )	Not supported. On DM3 boards, this function fails with error: "Can't map or allocate memory in driver."
ms_getbrdparm( )	Limitation: Only MSG_RING is supported.
ms_monconf( )	Not supported.
ms_setbrdparm( )	Limitation: Only MSG_DISTINCTRNG is supported.
ms_unmonconf( )	Not supported.

9.1.1. MSI API Parameters Not Supported

The following R4 MSI API parameters are not supported.

Table 18. R4 MSI API Parameters Not Supported

Parameter ID	Description
MSCB_ND	Defines the notify-on-add tone generated to notify conference parties that a party has joined or left the conference.
MSG_DBOFFTM	Defines the minimum length of time before an off-hook transition is detected.
MSG_DBONTM	Defines the minimum length of time before an on-hook transition is detected.
MSG_MAXFLASH	Defines a maximum length of time for a station to be in an on-hook state before a hook flash signal is detected.
MSG_MINFLASH	Defines a minimum length of time for a station to be in an on-hook state before a hook flash signal is detected.
MSG_PDRNGCAD	Used to select one of the predefined ring cadence patterns on the MSI board.
MSG_RNGCAD	Used to get the ring cadence pattern.
MSG_UDRNGCAD	Used to set User Defined Ring Cadence.

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