Functional Description - Avaya Nortel Communication Server 1000 Reference

Group
D-Channel (1 LED)
Clock Sync (1 LED)
Ethernet (2 LEDs)

Functional description

The NTDW79AAE5 - UDT card provides the following features and functionality:
• DTI/DTI2, PRI/PRI2, DPNSS1/DASS2 and B-channels functionality
• Software transparency that allows you to use it in the installed base for repairs and
upgrades
• Enhanced trouble shooting by way of a Command Line (CLI) interface
• On board DDCH/DCHI functionality
• Secure and simplified UDT card firmware upgrade process from Call Server (PSDL)
• Highly secured with no Telnet, HTTP and FTP servers
• Uses a universal CC DB (NTDW12AAE5)
UDT card alarms
The UDT card meets the standard alarms currently implemented by Nortel Enterprise trunk
cards, receiving frame bit errors, loss of signal and more. The alarms status appears in LD 60,
CLI status commands and on the product LEDs.
Circuit Card Reference
LED name
yellow
DCH off
red
green
CC off
red
green
green
flashing
LNK/ACT green
SPEED off
yellow
Color Functionality
E1/T1 Link has Far End Alarm
DCH is not configured in UDT
MSDL/DDSL is disabled
MSDL/DDSL is enabled
UDT CC is not equipped
Clock Controller disabled/not
configured
Enabled and locked to a
reference or in free run mode
Tracking mode
Flashing when Ethernet Link is
receiving data
Speed is 10Mbps
Speed is 100Mbps
Functional description
July 2011 541