Nortel 5399 参考指南
33
Parameter 35
Model 5399 RAC Digital Modem Configuration Notes
V8: V8 Handshake - This feature must be enabled for V.34 operation.
It may be disabled to support certain non-compliant V.32bis modems.
0: Disable
1: Enable
0: Disable
1: Enable
E: V34 Extension - Often mistakenly referred to as V.34bis (this ITU
specification has not been released), this option disables extended
(33.6Kbps) operation.
0: v.34 Bis
1: v.34 Extended
(33.6Kbps) operation.
0: v.34 Bis
1: v.34 Extended
Parameter 35
Default config_bytes Setting:
Decimal base: 0
Octal base: 00
Hexadecimal base: 0x0
Octal base: 00
Hexadecimal base: 0x0
EP: Echo Protection Tone - When this option is enabled, the modem
sends an unmodulated carrier signal prior to the training and data
signals to disable the telephone network echo suppressor.
0: Disable
1: Short
10: Long
11: Reserved
signals to disable the telephone network echo suppressor.
0: Disable
1: Short
10: Long
11: Reserved
Bit
15 14 13 12 11 10 9 8
7
6
5
4
3
2
1
0
Value
0
0
0
0
0
0
0 0
0
0
0
0
0
0
0
0
Descr.
Unused
CT
R
S1
RS
Reserved
EP