Verilink DIU 2130 (880-503297-001) Product Manual - Manual (Page 63)

56K NMS Option Overview
Verilink 6-3
• OCU loopback (OCU)
• Transition in Progress (TIP)
• Block Code (BLK)
• Release Code (RLS)
If no control code is being received, the raw data is displayed.
Alarms The 56K NMS Option configures individual alarm thresholds in the
DIU 2130 for each of the following DDS status codes:
• Abnormal Station Code (ASC)
• Control Mode Idle (CMI)
• MUX-Out-Of-Sync (MOS)
• Unassigned MUX Channel (UMC)
The following items are grouped together and associated with one
common threshold setting. The AM2000 autonomously receives
alarms whenever one of the configured DDS status code thresholds
is crossed.
• MJU Alert (MA)
• Test Alert (TA)
• Test Code
• Block Code (BLK)
• Release Code (RLS)
For more information on alarms, see the section “Managing
Alarms”, below.
Loopback Codes Use the 56K NMS Option to send the following loopback codes to
far-end DDS DSUs:
• ITU-T V.54 (most useful in DDS mode)
• DDS latching loopbacks (OCU, Channel, DSU)
When you have the loopbacks established, you can send 511 and
2047 test patterns over them.
Available
DIU 2130/DDS
Configurations
The 56K NMS Option is available as a factory-order in three
configurations:
• Plug-in module designated DIU 2130/DDS
• EPROM upgrade kit to an existing DIU2130
• APA download upgrade kit for an existing DIU2130
The software upgrade version is downloadable using the
AM2000.