Lucent Technologies LambdaUnite, Руководство по установке, Страница: 422 / 628

NOTE: In the following the removed CTL unit will be called “CTL unit (active)”.
Result:
The following can be observed:
•
A switch to the standby CTL unit is caused without affecting traffic.
•
The communication between WaveStar
®
CIT and the NE will be lost.
•
After about two minutes the standby CTL unit must be up and running.
This is the case when the standby CTL unit is marked with “(A)” in the CIT
System View
and when its “Active” LED is permanently illuminated.
The LED behavior on the standby CTL unit is as follows:
1. The “Active” LED flashes and the “Fault” LED is illuminated.
2. The “Active” LED flashes.
3. The “Active” LED flashes and the “Fault” LED is illuminated.
4. The “Active” LED flashes.
5. The “Active” LED is permanently illuminated.
Troubleshooting: If the conditions described above cannot be observed, refer to
appendix A, section “CTL protection test failure” (p. A-10) .
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2
Re-insert the “CTL unit (active)”.
Result:
The LED behavior on the re-inserted CTL unit is as follows:
1. The “Fault” LED is illuminated.
2. The “Active” LED flashes.
3. The “Active” LED and the “Fault” LED are extinguished.
After about four minutes the following must be observed:
•
The “Active” LED on the standby CTL unit is permanently illuminated.
•
The “Active” LED and the “Fault” LED on the “CTL unit (active)” are
extinguished.
Troubleshooting: If the conditions described above cannot be observed, refer to
appendix A, section “CTL protection test failure” (p. A-10) .
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3
Perform an NE login as described in chapter 7, section “NE login via OSI” (p. 7-7) .
.................................................................................................................................................................................................
4
In the WaveStar
®
CIT
System View
, select
Fault
→
Protection Switch {
.
Result: The Protection Switch window appears.
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5
Select
1+1 Equipment ectlgrp
in the
Ptn Grp
tab on the left-hand side of the window
and click the
Select
button.
Stand-alone test procedures XC and CTL protection test
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Issue 1, December 2005