Synopsis:

CCprogress(port, channel[,progress[,Display]])

Arguments:

       port – The logical E1/T1 port number.

channel – The channel number.

[progress] – option progress indicators supplied as a hexadecimal string

[Display] - option display indicators supplied as a hexadecimal string

Description:   This function maps to the following Aculab function:

ACU_ERR call_progress(PROGRESS_XPARMS *progressp);

This function may be used to send call progress information to the network. This function may be used on an incoming call in the event of interworking or to indicate that in-band information is now available.

The optional progress or display parameters can be used to set the progress indicator or display fields in the Aculab sig_q931 structure.   These must be passed as hexadecimal strings where each byte is represented by two hexadecimal string characters.

Returns: This function returns 0 upon success or a negative error code.