Cisco ONS 15454 SDH Specifications Page 202

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5-12
Cisco ONS 15454 SDH Installation and Operations Guide, R3.3
May 2002
Chapter 5 SDH Topologies
Adding and Removing Nodes from an SNCP Ring
Figure 5-9 Switching SNCP circuits
Step 4 Click Apply.
Step 5 When the confirmation dialog box appears, click Yes to confirm the protection switching. The column
under Switch State changes to your chosen level of protection.
Step 6 Click Close after Switch State changes.
Procedure: Add an SNCP Node
Step 1 Start CTC for one of the SNCP ring nodes and display network view.
Step 2 Clear any alarms or conditions on the ring nodes. See the Check for Alarms procedure on page 5-61.
Step 3 At the node that you will add to the SNCP:
Verify that the STM-N cards are installed and fiber is available to connect to the other nodes.
Run test traffic through the cards that will connect to the SNCP.
Complete the Setting Up an SNCP Ring procedure on page 5-7 to provision the new node.
Step 4 Start CTC for a node that will physically connect to the new node.
Step 5 See the Switch SNCP Ring Traffic procedure on page 5-10 to initiate a FORCE switch to move traffic
away from the span that will connect to the new node.
Purpose This procedure explains how to add SNCP nodes. You can only add one
node at a time.
Prerequisite Procedures Switch SNCP Ring Traffic procedure on page 5-10
Onsite/Remote Onsite only
71496
Perform span switching
from the circuits on span dialog box
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