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Cisco ONS 15454 Installation and Operations Guide
November 2001
Chapter7 Card Provisioning
Converting DS-1 and DS-3 Cards From 1:1 to 1:N Protection
Figure7-8 Viewing slot protection status
Step 4 Repeat Steps 1 – 3 for each protection group that you need to convert.
Step 5 Verify that no standing alarms exist for any of the DS1-14 cards that you are converting. If alarms exist
and you have difficulty clearing them, contact your next leve l of su ppo rt.
Step 6 Click the Provisioning > Protection tabs.
Step 7 Click the 1:1 protection group that contains the cards that you will move into the new protection group.
Step 8 Click Delete.
Step 9 When the confirmation dialog displays, click Yes .
Note Deleting the 1:1 protection groups does not disrupt service. However, no protection
bandwidth exists for the working circuits until you complete the 1:N protection procedure.
Therefore, complete this procedure as quickly as possible.
Step 10 If needed, repeat Steps 7– 9 for other protection groups.
Step 11 On the node view, right-click the DS1-14 card in Slot 3 or Slot 15 and select Delete from the shortcut
menu.
Step 12 Physically remove the DS1-14 card from Slot 3 or Slot 15. This raises an improper removal al arm.
Step 13 In node view, right-click the slot that held the remov ed card and select delete from the pull-dow n menu.
Wait for the card to disappear from the node view.