IQ 710 System Manual
© 2002 ADTRAN, Inc.
61202800L1-1B
IQ 710
Section 4, User Interface Guide
Page 50
C
ONFIGURATION
>DSX P
ORT
> F
RAMING
F
ORMAT
Set the frame format for the DSX-1 interface. These options are only available if a T1/DSX network inter-
face card is installed.
Choices:
D4, ESF
, and
A
UTO
.
C
ONFIGURATION
>DSX P
ORT
> L
INE
C
ODE
Set the line code for the DSX-1 interface. These options are only available if a T1/DSX network interface
card is installed.
Choices:
AMI
(alternate mark inversion) or
B8ZS
.
C
ONFIGURATION
>DSX P
ORT
> Y
ELLOW
A
LARM
YEL ALARM
enables and disables the transmitting of yellow alarms. These options are only available if
a T1/DSX network interface card is installed.
Choices:
E
NABLE
, D
ISABLE
C
ONFIGURATION
>DSX P
ORT
> L
INE
L
ENGTH
L
INE
L
ENGTH
provides selection of the proper output level for the DSX-1 based on the length of the inter-
face cable. These options are only available if a T1/DSX network interface card is installed.
Choices:
1-133
FT
, 133-266
FT
, 266-399
FT
, 399-533
FT
, 533-655
FT
, 7.5
D
B
C
ONFIGURATION
>DSX P
ORT
> I
N
-
BAND
L
OOPBACK
I
NBAND
L
OOPBACK
sets the DSX-1 to accept or reject in-band loopup or loopdown codes (per ANSI T1.403
specification) which may be sent to the card over the DSX-1 interface. This loopback is a line loopback.
These options are only available if a T1/DSX network interface card is installed.
Choices:
A
CCEPT
, R
EJECT
C
ONFIGURATION
>DSX P
ORT
> R
OBBED
B
IT
S
IGNALING
This menu option is used to enable/disable robbed-bit signaling. Whenever the DSX-1 interface is con-
nected to terminal equipment (i.e., PBX/SW56) for voice or dialed data services, this option should be
enabled. The only exception is when the terminal equipment is using a form of common channel signaling
(i.e., PRI). These options are only available if a T1/DSX network interface card is installed.
Choices:
E
NABLE
, D
ISABLE
C
ONFIGURATION
>D
IAL
B
ACKUP
>A
UTO
DBU
The
A
UTOMATIC
DBU
option specifies whether the unit automatically enters dial backup mode or waits
for manual setup. The factory default setting is
D
ISABLE
. This option is only available with the DBU card
installed.
If the IQ 710 encounters a PVC that has not been entered into the
PVC O
PTIONS
table,
the PVC is set to
A
UTO
by default.