13-18
Cisco ONS 15454 Procedure Guide, R5.0
December 2004
Chapter 13 Convert Network Configurations
NTP-A159 Modify a BLSR
Step 5 Complete the “DLP-A214 Change the Service State for a Port” task on page 19-9 to put in service the
ports for each new OC-N card.
Step 6 Test the new fiber connections using procedures standard for your site.
Step 7 Convert the BLSR:
a. Display the network view and click the Provisioning > BLSR tabs.
b. Choose the two-fiber BLSR you want to convert then click the Upgrade to 4 Fiber button.
c. In the Upgrade BLSR dialog box, set the amount of time that will pass before the traffic reverts to
the original working path after the condition that caused the switch has been resolved. The default
is 5 minutes.
d. Click Next.
e. Assign the east and west protection ports:
• West Protect—Select the west BLSR port that will connect to the west protect fiber from the
drop-down list.
• East Protect—Select the east BLSR port that will connect to the east protect fiber from the
drop-down list.
f. Click Finish.
Step 8 Click the Alarms tab.
a. Verify that the alarm filter is not on. See the “DLP-A227 Disable Alarm Filtering” task on
page 19-17 as necessary.
b. Verify that no unexplained alarms appear on the network. If alarms appear, investigate and resolve
them before continuing. Refer to the Cisco ONS 15454 Troubleshooting Guide for procedures.
Step 9 Complete the “NTP-A176 Four-Fiber BLSR Acceptance Test” procedure on page 5-15.
Stop. You have completed this procedure.
NTP-A159 Modify a BLSR
Step 1 Complete the “DLP-A60 Log into CTC” task on page 17-66 at a node in the BLSR you want to modify.
If you are already logged in, continue with Step 2.
Step 2 Complete the “DLP-A298 Check the Network for Alarms and Conditions” task on page 19-63.
Purpose This procedure changes a BLSR ring name, node ID, or ring and span
reversion times.
Tools/Equipment None
Prerequisite Procedures NTP-A126 Create a BLSR, page 5-12
Required/As Needed As needed
Onsite/Remote Onsite or remote
Security Level Provisioning or higher
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