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Cisco ONS 15454 SDH Procedure Guide, R7.0
78-17194-01
Chapter 19 DLPs D200 to D299
DLP- D293 Perform a Manual Span Upgrade on a Two-Fiber MS-SPRing
Step 9
SNMP settings are now configured. To view SNMP information for each node, highlight the node IP
address in the Trap Destinations area of the SNMP window. Confirm that the changes appear; if not
repeat the task.
Step 10
Return to your originating procedure (NTP).
DLP-D293 Perform a Manual Span Upgrade on a Two-Fiber MS-SPRing
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
Note
All spans connecting the nodes in an MS-SPRing must be upgraded before the bandwidth is available.
Note
If you are upgrading a span on an MS-SPRing, a MSSP-OSYNC alarm will appear in the alarms list.
Refer to the
Cisco ONS 15454 SDH Troubleshooting Guide
for information about this alarm.
Step 1
Apply a Force switch to both span endpoints (nodes) on the span that you will upgrade first. See the
“DLP-D303 Initiate an MS-SPRing Force Ring Switch” task on page 20-3
Step 2
Remove the fiber from both endpoints and ensure that traffic is still running.
Step 3
Remove the STM-N cards from both endpoints.
Step 4
From both endpoints, in node view right-click each STM-N slot and choose
Change Card
.
Step 5
In the Change Card dialog box, choose the new STM-N card type.
Step 6
Click
OK
.
Step 7
Complete the
“NTP-D16 Install STM-N Cards and Connectors” procedure on page 2-7
to install the new
STM-N cards in both endpoints.
Step 8
Verify that the transmit signal falls within the acceptable range. See
for STM-N
card transmit and receive levels.
Step 9
Complete the
“DLP-D338 Install Fiber-Optic Cables for MS-SPRing Configurations” task on
to attach the fiber to the cards. Wait for the IMPROPRMVL alarm to clear and the cards to
become active.
Purpose
This task upgrades a two-fiber MS-SPRing span to a higher optical rate.
To downgrade an optical span in a two-fiber MS-SPRing, repeat this task
but choose a lower-rate card in
.
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
Summary of Contents for ONS 15454 SDH
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