OPS non-editable parameters

The following NCC.X.ADI_OPS parameters cannot be modified.

Caution:

Most of the parameters that follow are signaling specific: changing their value invalidates any approval certificate for the used board and can cause the board to malfunction. These parameters are described here for reference purposes only.


 

Field

Type/
Units

Default

Description

bitqualtime

ms

10

Qualification time for bit detector.

minringontime

ms

100

Minimum duration of incoming ring.

maxringontime

ms

3000

Maximum duration of incoming ring.

maxringofftime

ms

8000

Maximum duration of silence between rings.

ringstoincoming

count

1

Number of rings to detect for an incoming call:

0 - 1st ring begin

1 - 1st ring end

n after n rings

If caller ID is enabled (optionflags bit 3 = 1), the incoming call is reported after at least one ring.

dialtonewaittime

ms

5000

For outgoing calls, the maximum time to wait for initial dial tone.

dialtonemintime

ms

1000

For outgoing calls, the minimum duration of non-precise dial tone required before dialing will begin. Set this to 0 to disable non-precise dial tone detection. (Precise dial tone detection is controlled by NCC.START parameters).

releaseguardtime

ms

1000

Minimum time between hang up and off hook.

CIDtype

integer

0

Type of caller ID protocol, if CID is enabled.

0 - BellCore CID protocol

1 - NTT Japan CID protocol

2 - ETSI CID protocol (V.23)

CIDmaxwaittime

ms

5000

Maximum time to wait for caller ID to arrive before concluding the caller has hung up (if CID is enabled).

CIDmaxalerttime

ms

0

Maximum duration of an alert signal in caller ID protocol (if CID is enabled).

CIDminmarktime

ms

100

Minimum duration of the mark signal of the caller ID protocol that is interpreted as such.

xferstring

string[6]

!;

Prefix dial string for call transfer. The string is dialed before dialing the number, where:

; (semicolon) - Wait for precise dial tone

. (period) - Insert long pause in dialing

, (comma) - Insert short pause in dialing

! (exclamation point) - Flash hook

P - Switch to pulse dialing

T - Switch to DTMF dialing

M - Switch to MF dialing

connstring

string[6]

!

String for transfer back to the connected state with the first call. It is dialed if a call transfer fails, where:

; (semicolon) - Wait for precise dial tone

. (period) - Insert long pause in dialing

, (comma) - Insert short pause in dialing

! (exclamation point) - Flash hook

P - Switch to pulse dialing

T - Switch to DTMF dialing

M - Switch to MF dialing

connectbacktime

ms

100

Time to wait after sending transfer back hookflash if the PBX was playing busy.

waitdialnodialtone

ms

500

Time to wait to dial if no dialtone detection is required.


The following parameters are reserved for internal use:

Refer to OPS editable parameters for more information.