User manual

Chapter 3. Operation
3-8 Dual T1/PRI Module User Manual 61200314L1-1
F
RAME
Write security: 2; Read security: 5
This field must be set to match the frame format of the circuit to which it is
connected, available from the network supplier. Choose either D4 or ESF.
C
ODE
Write security: 2; Read security: 5
Set this field to match the line code of the circuit to which it is connected
(this information is available from the network supplier). Choose either
AMI or B8ZS.
T
X
Y
EL
Write security: 3; Read security: 5
Controls the transmitting of yellow alarms. Choose either O
N
or O
FF
.
T
X
PRM Write security: 3; Read security: 5
Controls the sending of performance report messaging (PRM) data on the
facility data link (FDL). The PRM data continues to be collected even if
XMIT PRM is turned off (possible only with ESF format). Choose either O
N
or O
FF
.
LBO Write security: 2; Read security: 5
Selects the Line Build Out (LBO) for the network interface. When connect-
ing a Dual T1/PRI Module port to a DSX-1 interface, this parameter is typi-
cally set to match the distance (in feet) between the ATLAS 550 and the
device with which it is connecting. When you select this item, a list of
choices displays. Select the appropriate option.
LB A
CCEPT
Write security: 3; Read security: 5
Sets unit to accept orreject the in-band loop up and loop down codes as
defined in ANSI T1.403. This is a line loopback. Choose either A
CCEPT
or
I
GNORE
.
P
ULSE
D
ENSITY
Write security: 3; Read security: 5
Choose either O
N
or O
FF
.WhenO
N
, Pulse Density Enforcer causes the
ATLAS 550 to monitor for ones (1s) density violations and insert a one (1)
when needed to maintain ones at 12.5% This data insertion will cause data
errors.
TEST
These options initiate different types of tests and display testresults.
These test commands temporarily disrupt service.