3Com VCX V7122 User Manual page 130

ini File Field Name
*
Web Parameter Name
IdleABCDPattern
[Idle ABCD Pattern]
IdlePCMPattern
[Idle PCM Pattern]
LineBuildOut.Loss
[Line Build Out Loss]
ISDNRxOverlap
ISDNRxOverlap_x
[Enable Receiving of
Overlap Dialing]
TimeBetweenDigits
[Inter Digit Timeout for
Overlap Dial]
MaxDigits
[Max Digits In Phone Num for
Overlap Dialing]
R2Category
[MFC R2 Category]
130
Valid Range and Description
Range 0x0 to 0xF.
Default = -1 (default pattern = 0000).
ABCD (CAS) Pattern to be applied to CAS signaling bus when the channel is idle.
This is only relevant when using PSTN interface with CAS protocols. Set to -1 for
default.
Range 0x00 to 0xFF.
Default = -1 (default pattern = 0xFF for µ-Law, 0x55 for A-law.
PCM Pattern to be applied to E1/T1 timeslot (B-channel) when the channel is idle.
0 = 0 dB (default)
1 = -7.5 dB
2 = -15 dB
3 = -22.5 dB
Selects the line build out loss to be used for T1 trunks.
N/A for E1 trunks.
0 = Disabled (default).
1 = Enabled.
Any number bigger than one = Number of digits to receive.
Note 1: If enabled the VCX V7122 receives ISDN called number that is sent in the
"Overlap" mode.
Note 2: The INVITE to IP is sent only after the number (including "Sending Complete"
Info Element) was fully received (in SETUP and/or subsequent INFO Q.931
messages).
For detailed information on ISDN overlap dialing, see
144.
Enable / disable Rx ISDN overlap per trunk ID (x = 0 to 7).
0 = Disabled (default).
1 = Enabled.
Note 1: If enabled, the VCX V7122 receives ISDN called number that is sent in the
"Overlap" mode.
Note 2: The SETUP message to IP is sent only after the number (including the
'Sending Complete' Info Element) was fully received (via SETUP and/or subsequent
INFO Q.931 messages).
Note3: The 'MaxDigits' parameter can be used to limit the length of the collected
number for VCX V7122 ISDN overlap dialing (if sending complete was not received).
Defines the time (in seconds) that the gateway waits between digits that are received
from the ISDN when Tel IP overlap dialing is performed. When this inter-digit
timeout expires, the gateway uses the collected digits for the called destination
number.
The range is 1 to 10 seconds. The default value is 4 seconds.
Defines the maximum number of collected destination number digits received from
the ISDN when Tel IP overlap dialing is performed. When the number of collected
digits reaches the maximum, the gateway uses these digits for the called destination
number.
The range is 1 to 49. The default value is 30.
MFC R2 Calling Party Category (CPC). The parameter provides information on
calling party such as National or International call, Operator or Subscriber and
Subscriber priority. The parameter range is 1 to 15, defining one of the MFC R2
tones.
3Com VCX V7122 SIP VoIP Gateway User Manual
ISDN Overlap Dialing on page