Cisco ONS 15454 SDH Specifications Page 295

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Cisco ONS 15454 SDH Installation and Operations Guide, R3.3
May 2002
Chapter 7 Card Provisioning
Converting E1-N14 and DS-3i-N-12 Cards From 1:1 to 1:N Protection
Figure 7-5 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 E1-N14 cards that you are converting. If alarms exist
and you have difficulty clearing them, contact your next level of support.
Step 6 Click the Provisioning > Protection tabs.
Step 7 Click the 1:1 protection group containing the cards that you will move into the new protection group.
Step 8 Click Delete.
Step 9 When the confirmation dialog displays, click Yes.
Step 10 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 11 If needed, repeat Steps 8 10 for other protection groups.
Step 12 Verify that the card boots up properly.
Step 13 Click the Provisioning > Protection tabs.
Step 14 Click Create. The Create Protection Group dialog opens with the protect card in the Protect Card field
and the available cards in the Available Cards field.
Step 15 Type a name for the protection group in the Name field (optional).
Step 16 Click Type and choose 1:N (card) from the pull-down menu.
Step 17 Verify that the E1-N14 card appears in the Protect Card field.
Step 18 Under Available Cards, highlight the cards that you want in the protection group. Click the arrow (>>)
tab to move the cards to the Working Cards list.
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