DEFINITY ECS Release 8.2
Administrator’s Guide
555-233-506 Issue 1
April 2000
Screen reference
616DS1 Circuit Pack
17
Receive ALBO (Receive Automatic Line
Build-Out)
This field increases the strength of incoming signals by a fixed amount to
compensate for line losses.
Upon DTE LOS
DTE stands for “Data Terminal Equipment.” This field tell s the switch what to do
if the outgoing signal from the DS1 circuit pack (the data terminal equipment) to
the network is lost.
Supply CPE Loopback Jack Power
If a CPE (Customer Premise Equipment) Loopback Jack is installed, the DS1
board should supply power to the equipment during loopback testing.
Related topics
Refer to ‘‘Setting up digital trunks’’ on page 351 for instructions.
Refer to ‘‘DS1 Trunk Service’’ on page 1317 for detailed information.
Valid entries Usage
26db To set this field correctly, you should measure the signal loss
on this specific facility. However, you may enter 26db for most
applications. 36db is occasionally appropriate, mainly on
campus networks that don’t conform to public telephone
network standards.
36db
Valid entries Usage
loopback Enter loopback to return the network signal to the network .
This prevents any alarms at the far-end switch.
ais Enter ais (Alarm Indicator Signal) to send an unframed
all-ones signal (the AIS or Blue Alarm) to the far-end switch.
This option alerts your network service provider to the problem
immediately and aids troubleshooting.
Valid entries Usage
y/n Enter y if a CPE Loopback Jack is installed. If not, you must
enter n.