ADTRAN 1202011L1, User Manual

Page: 57 / 162

Chapter 6. Configuring DTE Options
61202011L1-1 DSU III AR User Manual 6-3
If the DSU III AR is set for a loop rate of 56 kbps with secondary
channel, then
S
CRAMBLER
O
N
/O
FF
options are available as shown
in Figure 6-2. The factory default setting is
S
CRAMBLER
O
FF
.
Table 6-2 shows the equivalent AT commands for setting
S
CRAMBLER
O
N
/O
FF
for loop rates of 56 kbps with secondary
channel and 64 kbps.
1= NETWORK OPT. 1= 2.4K
1= LOCAL 2= DTE OPTIONS 1= DTE RATE 2= 4.8K
2= CONNECTOR TYPE 3= 9.6K
56 Kbps Secondary
Channel Loop Rates
3= DATA FORMAT 4= 19.2K
3=CONFIG 4= DTE CMD OPTION 5= 38.4K 1= SCRAMBLER OFF
5= TRANSMIT CLOCK 6= 56K/57.6K 2= SCRAMBLER ON
2= REMOTE ENTER 3= TEST OPTIONS 6= CS OPTIONS 7= SAME AS LOOP 3= DATA INVERT
ADDRESS 4= DIAL OPTIONS 7= ANTI-STREAM
5= MANUAL 8= CD OPTIONS
9= TR OPTIONS
A= SR OPTIONS
B= AUXILIARY PORT
Figure 6-2. DTE Rates for 56 kbps Secondary Channel and 64 kbps Loop Rates
Table 6-2. Scrambler On/Off AT Commands
Front Panel AT Command Description
1=SCRAMBLER OFF _F0 DTE data scrambler disabled
2=SCRAMBLER ON _F1 DTE data scrambler enabled
3=DATA INVERT _F2 DTE data invert enabled (56 kbps second-
ary channel Loop Rate only). LBE codes
from DTE suppressed (64 kbps only).