Ring Setup and Testing: Integration Procedures
Automatic Protection Switching Test
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Lucent Technologies - Proprietary
See notice on first page
365-372-327 R2.0
Issue 1, October 2003
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Automatic Protection Switching Test
Description
This section provides the procedures for verifying the Metropolis
®
DMXtend shelf automatic and manual protection switching.
This test may be performed on the following circuit packs:
LNW38, LNW40, or LNW51
Note the following:
•
These tests do NOT simulate circuit pack failures.
•
A properly grounded wrist strap must always be worn while
handling circuit packs.
•
Prior to performing each test, the shelf under test must be
clear of all alarms (that is, only green LEDs are lighted).
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MAIN OLIU Switch Test
Step 1
Enter an STS1 cross-connect between an equipped Function Unit and
the Main OLIU.
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Step 2
Use the scroll bar in the
Command Builder
window to scroll down to
the
rtrv-state-path
command. There must be a cross connect present in
order for this command to retrieve any information.
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Step 3
Click on the
rtrv-state-path
command.
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Step 4
Click
Send
to issue the command.
Result:
The Response Window should display the command
followed by a
COMPLD
indication as well as indicating whether
Ring 1 or Ring 2 is the active ring.
The M1 OLIU is associated with Ring 1 and the M2 OLIU is associated
with Ring 2.