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DS1 protection switching
Installation tests
4 - 1 6
365-372-304R7.1
Issue 1, November 2007
Result:
The pack that was active should now be the standby pack and the pack that
was standby is now active. Transmission should take a momentary hit as it is switched
to the other pack. This information should agree with the ACTIVE LEDs on the
LNW6/LNW7 or LNW8 circuit packs.
........................................................................................................................................................................................................................
6
to verify a switch back to the original Function Unit circuit
pack, with the same results as the previous step.
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7
Check off the appropriate box in
Appendix E, “Installation checklist”
.
........................................................................................................................................................
E
N D
O
F
S
T E P S
DS1 path switching test (manual)
Important!
It is not mandatory to perform this test on each vt cross-connection,
however this procedure should be performed on each Function Unit Slot pair.
........................................................................................................................................................................................................................
1
Select Fault -> Protection Switch...
........................................................................................................................................................................................................................
2
Under Path Protection, click on Path m-1-1-1-1.
........................................................................................................................................................................................................................
3
Click Select.
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4
At the Switch Type: pull-down, select Manual.
........................................................................................................................................................................................................................
5
Click Apply.
Result:
The Active Path: indicates a change from m1 to m2 (or if m2 was originally
the active path, the switch is from m2 to m1).
The Switch Request State: indicates Manual Switch.
........................................................................................................................................................................................................................
6
At the Switch Type: pull-down, select Clear.
........................................................................................................................................................................................................................
7
Click Apply.
Summary of Contents for Data Multiplexer Explore 1665
Page 8: ... Contents v i i i 365 372 304R7 1 Issue 1 November 2007 ...
Page 12: ... List of figures x i i 365 372 304R7 1 Issue 1 November 2007 ...
Page 16: ... List of tables x v i 365 372 304R7 1 Issue 1 November 2007 ...
Page 24: ... About this document x x i v 365 372 304R7 1 Issue 1 November 2007 ...
Page 272: ... Final operations Operational tests 5 2 2 365 372 304R7 1 Issue 1 November 2007 ...
Page 326: ... Cleaning pluggable optics modules Fiber cleaning B 1 4 365 372 304R7 1 Issue 1 November 2007 ...
Page 408: ...I N 4 365 372 304R7 1 Issue 1 November 2007 Index ...