Cisco ONS 15454 SDH Specifications download pdf (Page 227)

5-37

Cisco ONS 15454 SDH Installation and Operations Guide, R3.3

May 2002

Chapter 5 SDH Topologies

Adding Nodes to an MS-SPRing

Step 3 Exit CTC.

Note The new node will not appear in the ring until you exit CTC, restart, and provision the ring to accept

the new node.

Procedure: Provision the Ring for the New Node

Step 1 Start CTC again from any node in the MS-SPRing.

Step 2 In node (default) view, choose the Provisioning > Ring tabs.

Step 3 Click a ring and then click Ring Map.

Step 4 On the MS-SPRing Map Ring Change dialog box, click Yes.

Step 5 On the MS-SPRing Ring Map dialog box, verify that the new node is added. If it is, click Accept. If it

does not appear, Start CTC for the new node. Verify that the MS-SPRing is provisioned correctly

according to the “Provision the MS-SPRing” procedure on page 5-29, then repeat Step 1—Step 4 in this

procedure. If the node still does not appear, repeat all procedures for adding a node making sure that no

errors were made.

Step 6 Display the network view and click the Circuits tab. Wait until all the circuits are discovered. The

circuits that pass through the new node will be shown as incomplete.

Step 7 Right-click the new node and choose Update Circuits With New Node from the shortcut menu. Verify

that the number of updated circuits displayed in the dialog box is correct.

Step 8 Choose the Circuits tab and verify that no incomplete circuits are present.

Step 9 Clear the protection switch on the existing node using its east port to connect to the new node. Then clear

the protection switch on the existing node using its west port to connect to the new node. The protection

switches were first performed in the “Switch MS-SPRing Traffic Before Connecting a New Node”

procedure on page 5-35.

a. To clear the protection switch from the east port, display the node view and display the

Maintenance > Ring tabs. From the East Switch list choose CLEAR. Click Apply.

b. To clear the protection switch from the west port, display the node view and display the

Maintenance > Ring tabs. From the West Switch list choose CLEAR. Click Apply.

Purpose Use this procedure to finish provisioning a new node in the ring.

Prerequisite Procedures “Connect Fiber to the New Node” procedure on page 5-36

Onsite/Remote Onsite or remote

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