V7122 Gateway User Guide
223
E1/T1 Configuration Parameters
Table 45
E1/T1/J1 Configuration Parameters
ini
File Field Name
Web Parameter Name
Valid Range and Description
TDMBusType
TP-260 only.
Must be set to 2.
PCMLawSelect
[PCM Law Select]
1 = A-law (defaut)
3 =
μ
-Law
Usually A-Law is used for E1 spans and
μ
-Law for T1 and J1 spans.
ProtocolType
[Protocol Type]
Sets the PSTN protocol to be used for this trunk.
E1_EURO_ISDN
= 1
T1_CAS
=
2
T1_RAW_CAS
=
3
T1_TRANSPARENT =
4
E1_TRANSPARENT_31 =
5
E1_TRANSPARENT_30 =
6
E1_MFCR2
=
7
E1_CAS_R2
=
8
E1_RAW_CAS
=
9
T1_NI2_ISDN
=
10
T1_4ESS_ISDN
= 11
T1_5ESS_9_ISDN =
12
T1_5ESS_10_ISDN =
13
T1_DMS100_ISDN =
14
J1_TRANSPARENT =
15
T1_NTT_ISDN
= 16
(Japan - Nippon Telegraph)
E1_AUSTEL_ISDN
= 17
(Australian Telecom)
T1_HKT_ISDN
= 18
(Hong Kong – HKT)
E1_KOR_ISDN
=
19 (Korean
operator)
T1_HKT_ISDN
= 20
(Hong Kong - HKT over T1)
E1_QSIG =
21
T1_QSIG =
23
E1_FRENCH_VN3_ISDN = 31
T1_DMS100_Meridian =
35
E1_NI2_ISDN
= 40
The gateway simultaneously supports different variants of CAS
and PRI protocols on different E1/T1 spans (no more than four
simultaneous PRI variants).
ProtocolType_x
[Protocol Type]
Same as the description for parameter ‘ProtocolType’ for a specific trunk ID
(x = 0 to 7).
TraceLevel
[Trace Level]
Defines the trace level.
Valid options include:
0 = No trace (default)
1= Full ISDN trace
2 = Layer 3 ISDN trace
3 = Only ISDN Q.931 messages trace
4 = Layer 3 ISDN no duplication trace
FramingMethod
[Framing Method]
Selects the framing method to be used for E1/T1 spans.
For E1
0 = Multiframe with CRC4 (default, automatic mode, if CRC is identified in
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