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Cisco ONS 15454 SDH Procedure Guide, R7.0
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Chapter 19 DLPs D200 to D299
DLP- D297 Perform a Manual Span Upgrade on an Unprotected Span
Step 9
Verify that the transmit signal falls within the acceptable range. See
for STM-N
card transmit and receive levels.
Step 10
Complete the
“NTP-D19 Install Fiber-Optic Cables on Optical Cards” procedure on page 2-16
to attach
the fiber to the cards. Wait for the IMPROPRMVL alarm to clear and the cards to become active.
Step 11
When cards on each end of the span have been successfully upgraded and all the facility alarms (LOS,
SD, or SF) are cleared, remove the Force switch:
a.
In node view, click the
Maintenance > Protection
tabs.
b.
In the Protection Groups area, click the protection group that contains the card/port you want to
clear.
c.
In the Selected Group area, click the card you want to clear.
d.
In the Switch Commands area, choose
Clear
.
e.
Click
Yes
in the confirmation dialog box.
Step 12
Repeat this task for any other spans in the 1+1 linear configuration.
Step 13
Return to your originating procedure (NTP).
DLP-D297 Perform a Manual Span Upgrade on an Unprotected Span
Warning
Do not reach into a vacant slot or chassis while you install or remove a module or a fan. Exposed
circuitry could constitute an energy hazard.
Statement 206
Caution
Upgrading unprotected spans will cause all traffic running on those spans to be lost.
Caution
Removing the fiber will cause all traffic on the unprotected span to be lost.
Step 1
Remove the fiber from both endpoint nodes in the span.
Step 2
Remove the STM-N cards from both span endpoints.
Step 3
For both ends of the span, in node view, right-click each STM-N slot and choose
Change Card
.
Step 4
In the Change Card dialog box, choose the new STM-N type.
Step 5
Click
OK
.
Purpose
This task manually upgrades unprotected spans to a higher optical rate.
Tools/Equipment
Higher-rate cards
Compatible hardware necessary for the upgrade
Prerequisite Procedures
DLP-D60 Log into CTC, page 17-49
Required/As Needed
As needed
Onsite/Remote
Onsite
Security Level
Provisioning or higher
Содержание ONS 15454 SDH
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