Version 5.2 183 September 2007
SIP User's Manual 5. Web-based Management
Table 5-37: E1/T1/J1 Configuration Parameters
ini File Field Name
Web Parameter Name
Valid Range and Description
Auto Clock Trunk Priority
[AutoClockTrunkPriority]
Defines the trunk priority for auto-clock fallback (per trunk parameter).
 0 to 99 = priority (0 is the highest = default).
 100 = the SW never performs a fallback to that trunk (usually used to
mark un-trusted source of clock).
Note: Fallback is enabled when the TDMBusPSTNAutoClockEnable
parameter is set to 1.
Line Code
[LineCode]
Use to select B8ZS or AMI for T1 spans, and HDB3 or AMI for E1 spans.
 [0] B8ZS = use B8ZS line code (for T1 trunks only) default.
 [1] AMI = use AMI line code.
 [2] HDB3 = use HDB3 line code (for E1 trunks only).
Line Build Out Loss
[LineBuildOut.Loss]
Selects the line build out loss to be used for T1 trunks.
 [0] 0 dB (default)
 [1] -7.5 dB
 [2] -15 dB
 [3] -22.5 dB
Note: This parameter is not applicable for E1 trunks.
Trace Level
[TraceLevel]
Defines the trace level:
 [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
Framing Method
[FramingMethod]
Selects the physical framing method used for the trunk.
 [0] = default according to protocol type E1 or T1. E1 default = E1
CRC4 MultiFrame Format extended G.706B (as c); T1 default = T1
Extended SuperFrame with CRC6 (as D).
 [1] = T1 SuperFrame Format (as B).
 [a] = E1 DoubleFrame Format
 [b] = E1 CRC4 MultiFrame Format
 [c] = E1 CRC4 MultiFrame Format extended G.706B
 [A] = T1 4-Frame multiframe.
 [B] = T1 12-Frame multiframe (D4).
 [C] = T1 Extended SuperFrame without CRC6
 [D] = T1 Extended SuperFrame with CRC6
 [E] = T1 72-Frame multiframe (SLC96)
 [F] = J1 Extended SuperFrame with CRC6 (Japan)
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