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ISI5634PCI/4/8 User Guide
12 = 52000 bps
13 = 54000 bps
14 = 56000 bps
S42 decimal 01 1 Enables/disables the 56K auto rate.
When 56K auto is disabled, fallback to
V.34 is also disabled. 0 = disable;
1 = enable.
S43 decimal 01 1 For testing and debugging only.
Enables/disables V.32bis start-up auto
mode operation. 0 = disable; 1 = enable.
S48 decimal 7 or 128 7 Enables (7) or disables (128) LAPM
negotiation. The following table lists
the S36 and S48 configuration settings
for certain types of connections.
S48=7 S48=128
LAPM or async Async
LAPM or hangup Do not use
LAPM, MNP, or aysnc
LAPM, MNP, or hangup MNP or hangup
MNP or async
S36=0, 2
S36=1, 3
S36=4, 6
S36=5, 7
S89 seconds 0, 5255 10 Sets the length of time in the off-line
command mode before the modem goes
into standby mode. A value of zero
prevents standby mode; a value of 14
sets the value to 5.
S108 decimal 03, 6, 7 6 Selects 56K digital loss if using the
modem thru a PBX line. Default value is
-6 dB loss, the value used when calling
from a typical POTS line long distance.
0 = -0 dB digital loss, no robbed-bit
signaling
1 = -3 dB PBX digital loss
2 = -2 dB digital loss
3 = -3 dB digital loss
6 = -6 dB digital loss
7 = -0 dB digital loss with robbed-bit
signaling