DX_CAP

---

typedef struct dx_cap {
   unsigned short ca_nbrdna;        /* # of rings before no answer. */
   unsigned short ca_stdely;        /* Delay after dialing before analysis. */
   unsigned short ca_cnosig;        /* Duration of no signal time out delay. */
   unsigned short ca_lcdly;         /* Delay after dial before lc drop connect */
   unsigned short ca_lcdly1;        /* Delay after lc drop con. before msg. */
   unsigned short ca_hedge;         /* Edge of answer to send connect message. */
   unsigned short ca_cnosil;        /* Initial continuous noise timeout delay. */
   unsigned short ca_lo1tola;       /* % acceptable pos. dev of short low sig. */
   unsigned short ca_lo1tolb;       /* % acceptable neg. dev of short low sig. */
   unsigned short ca_lo2tola;       /* % acceptable pos. dev of long low sig. */
   unsigned short ca_lo2tolb;       /* % acceptable neg. dev of long low sig. */
   unsigned short ca_hi1tola;       /* % acceptable pos. dev of high signal. */
   unsigned short ca_hi1tolb;       /* % acceptable neg. dev of high signal. */
   unsigned short ca_lo1bmax;       /* Maximum interval for shrt low for busy. */
   unsigned short ca_lo2bmax;       /* Maximum interval for long low for busy. */
   unsigned short ca_hi1bmax;       /* Maximum interval for 1st high for busy */
   unsigned short ca_nsbusy;        /* Num. of highs after nbrdna busy check. */
   unsigned short ca_logltch;       /* Silence deglitch duration. */
   unsigned short ca_higltch;       /* Non-silence deglitch duration. */
   unsigned short ca_lo1rmax;       /* Max. short low  dur. of double ring. */
   unsigned short ca_lo2rmin;       /* Min. long low  dur. of double ring. */
   unsigned short ca_intflg;        /* Operator intercept mode. */
   unsigned short ca_intfltr;       /* Minimum signal to qualify freq. detect. */
   unsigned short rfu1;             /* reserved for future use */ 
   unsigned short rfu2;             /* reserved for future use */
   unsigned short rfu3;             /* reserved for future use */
   unsigned short rfu4;             /* reserved for future use */
   unsigned short ca_hisiz;         /* Used to determine which lowmax to use. */
   unsigned short ca_alowmax;       /* Max. low before con. if high >hisize. */
   unsigned short ca_blowmax;       /* Max. low before con. if high <hisize. */
   unsigned short ca_nbrbeg;        /* Number of rings before analysis begins. */
   unsigned short ca_hi1ceil;       /* Maximum 2nd high dur. for a retrain. */
   unsigned short ca_lo1ceil;       /* Maximum 1st low dur. for a retrain. */
   unsigned short ca_lowerfrq;      /* Lower allowable frequency in hz. */
   unsigned short ca_upperfrq;      /* Upper allowable frequency in hz. */
   unsigned short ca_timefrq;       /* Total duration of good signal required. */
   unsigned short ca_rejctfrq;      /* Allowable % of bad signal. */
   unsigned short ca_maxansr;       /* Maximum duration of answer. */
   unsigned short ca_ansrdgl;       /* Silence deglitching value for answer. */
   unsigned short ca_mxtimefrq;     /* max time for 1st freq to remain in bounds */
   unsigned short ca_lower2frq;     /* lower bound for second frequency */
   unsigned short ca_upper2frq;     /* upper bound for second frequency */
   unsigned short ca_time2frq;      /* min time for 2nd freq to remains in bounds */
   unsigned short ca_mxtime2frq;    /* max time for 2nd freq to remain in bounds */
   unsigned short ca_lower3frq;     /* lower bound for third frequency */
   unsigned short ca_upper3frq;     /* upper bound for third frequency */
   unsigned short ca_time3frq;      /* min time for 3rd freq to remains in bounds */
   unsigned short ca_mxtime3frq;    /* max time for 3rd freq to remain in bounds */
   unsigned short ca_dtn_pres;      /* Length of a valid dial tone (def=1sec) */
   unsigned short ca_dtn_npres;     /* Max time to wait for dial tone (def=3sec)*/
   unsigned short ca_dtn_deboff;    /* The dialtone off debouncer (def=100ms) */
   unsigned short ca_pamd_failtime; /* Wait for AMD/PVD after cadence */
                                    /*     break(default=4sec)*/
   unsigned short ca_pamd_minring;  /* min allowable ring duration (def=1.9sec)*/
   unsigned char ca_pamd_spdval;    /* Set to 2 selects quick decision (def=1) */
   unsigned char ca_pamd_qtemp;     /* The Qualification template to use for PAMD */
   unsigned short ca_noanswer;      /* time before no answer after first ring */
                                    /*     (default=30sec) */
   unsigned short ca_maxintering;   /* Max inter ring delay before connect (8 sec) */
} DX_CAP; 

Description

The DX_CAP structure contains call progress information for a specified Global Call line device. For more information about the structure, see the Voice API Library Reference for your operating system.

Field Descriptions

The fields of DX_CAP are described as follows:

ca_nbrdna

number of rings before no answer

ca_stdely

delay after dialing before call analysis

ca_cnosig

duration of no signal time-out delay

ca_lcdly

delay after dialing before loop current drop connect

ca_lcdly1

delay after loop current drop connect before message

ca_hedge

edge of answer to send connect message

ca_cnosil

initial continuous noise time-out delay

ca_lo1tola

percentage of acceptable positive deviation of short low signal

ca_lo1tolb

percentage of acceptable negative deviation of short low signal

ca_lo2tola

percentage of acceptable positive deviation of long low signal

ca_lo2tolb

percentage of acceptable negative deviation of long low signal

ca_hi1to1a

percentage of acceptable positive deviation of high signal

ca_hi1tolb

percentage of acceptable negative deviation of high signal

ca_lolbmax

maximum interval for short low busy signal

ca_lo2bmax

maximum interval for long low for busy signal

ca_hilbmax

maximum interval for first high for busy signal

ca_nsbusy

number of highs after nbrdna (number does not answer) busy check

ca_logltch

silence deglitch duration

ca_higltch

non-silence deglitch duration

ca_lolrmax

maximum short low duration of double ring

ca_lo2rmin

minimum long low duration of double ring

ca_intflag

operator intercept mode

ca_intfltr

minimum signal to qualify for frequency detection

rfu1

reserved for future use

rfu2

reserved for future use

rfu3

reserved for future use

rfu4

reserved for future use

ca_hisiz

used to determine which low maximum to use

ca_alowmax

maximum low before connection if high >ca_hisiz

ca_blowmax

maximum low before connection if high <ca_hisiz

ca_nbrbeg

number of rings before analysis begins

ca_hilceil

maximum second high duration for a retrain

ca_lolceil

maximum first low duration for a retrain

ca_lowerfrq

lower allowable frequency in Hz

ca_upperfreq

upper allowable frequency in Hz

ca_timefreq

total duration of good signal required

ca_rejctfrq

allowable percentage of bad signal

ca_maxansr

maximum duration of answer

ca_ansrdgl

silence deglitching value for answer

ca_mxtimefrq

maximum time for first frequency to remain in bounds

ca_lower2freq

lower boundary for second frequency

ca_upper2freq

upper boundary for second frequency

ca_time2frq

minimum time for second frequency to remain in bounds

ca_mxtime2frq

maximum time for second frequency to remain in bounds

ca_lower3frq

lower bound for third frequency

ca_upper3frq

upper bound for third frequency

ca_time3frq

minimum time for third frequency to remain in bounds

ca_mxtime3frq

maximum time for third frequency to remain in bounds

ca_dtn_pres

length of a valid dial tone (default = 1 second)

ca_dtn_npres

maximum time to wait for dial tone (default = 3 seconds)

ca_dtn_deboff

dial tone off debouncer (default = 100 ms)

ca_pamd_failtime

time to wait for AMD/PVD after cadence (default = 4 seconds)

ca_pamd_minring

minimum allowable ring duration (default = 1.9 seconds)

ca_pamd_spdval

set to 2 to select quick decision (default = 1)

ca_pamd_qtemp

qualification template to use for PAMD

ca_noanswer

time before no answer after first ring (default = 30 seconds)

ca_maxintering

maximum inter-ring delay before connection (default = 8 seconds)

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