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sends a frame to the data link layer cc_SndFrame( )
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Errors
If the function returns a value < 0 to indicate failure, use the cc_CauseValue( )
function to retrieve the reason code for the failure. The cc_ResultMsg( ) function
can be used to interpret the reason code. Error codes are defined in the files
ccerr.h, isdnerr.h, and isdncmd.h.
Error codes from the cc_SndFrame( ) function include the following:
Error Code Description
ERR_ISDN_LIB|E_ISBADIF Bad interface number
ERR_ISDN_LIB|E_ISNOMEM Cannot map or allocate memory
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See Also
• cc_GetFrame( )