IQ 710 System Manual
© 2002 ADTRAN, Inc.
61202800L1-1B
IQ 710
Section 6, Configuration Guides
Page 152
DBU Options
1.
Press the down arrow to select
DBU O
PTIONS
; then press
<Enter>
. The screen shown in Figure 6
will appear. The default parameter values for this screen are shown.
Figure 6. DBU Options Menu
For basic dial backup operation, these parameters do not need to be altered from their default val-
ues.
The
A
NSWER
A
LWAYS
option must work in conjunction with the
A
UTO
DBU
option. The
A
UTO
DBU
option is still the controlling option. If
A
UTO
DBU
is disabled, the unit will not answer the
call regardless of how
A
NSWER
A
LWAYS
is set. Examples of the various combinations and
expected results are shown below.
In addition, the
A
NSWER
A
LWAYS
feature must work in conjunction with the
O
RIGINATE
/A
NSWER
feature. The
O
RIGINATE
/A
NSWER
feature only appears when the unit is programmed for a non
Signaling Type
Auto
DBU
Answer
Always
Result
ANSI T1.617-D/LMI/ITU-T Q.933-A
Enabled
Enabled
Unit will answer an incoming call.
ANSI T1.617-D/LMI/ITU-T Q.933-A
Enabled
Disabled
Unit will not answer an incoming call
ANSI T1.617-D/LMI/ITU-T Q.933-A
Disabled
Enabled
Unit will not answer an incoming call
ANSI T1.617-D/LMI/ITU-T Q.933-A
Disabled
Disabled
Unit will not answer an incoming call