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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
Note Deleting the 1:1 protection groups will not disrupt service. However, no protection
bandwidth exists for the working circuits until the 1:N protection procedure is completed. Do
not delay when completing this procedure.
Step 10 If you are deleting more than one protection group, repe at Step s 7 –9 for ea ch group .
Step 11 On the node view, right-click the DS3-12 card in Slot 3 or Slot 15 and choose Delete from the shortcut
menu.
Step 12 Physically remove the DS3-12 card from Slot 3 or Slot 15. This rai ses an i mprop er r emova l a lar m.
Step 13 In node view, right-click the slot that held the removed card and choose Delete from the pull-down menu .
Wait for the card to disappear from the node view.
Step 14 Physically insert a DS3N-12 card into the same slot.
Step 15 Verify that the card boots up properly.
Step 16 Click the Inventory tab and verify that the new card appears as a DS3N-12.
Step 17 Click the Provisioning > Protection tabs.
Step 18 Click Create.
The Create Protection Group dialog shows the protect card in the Protect Card field and the available
cards in the Available Cards field.
Step 19 Type a name for the protection group in the Name field (optional).
Step 20 Click Type and choose 1:N (card) from the pull-down menu.
Step 21 Verify that the DS3N-12 card appears in the Protect Card fie ld.
Step 22 In the Available Cards list, highlight the cards that you want in the protection group. Click the arrow
(>>) tab to move the cards to the Working Cards list.
Step 23 Click OK.
The protection group should appear in the Protection Groups list on the Protection subtab.