Switch Upsr Traffic; Add A Upsr Node; Figure 5-23 Switching Upsr Circuits - Cisco ONS 15327 User Documentation

Chapter 5 SONET Topologies

Figure 5-23 Switching UPSR circuits

Step 4 Click Apply.
When the confirmation dialog box appears, click OK to confirm the protection switching. The column
Step 5
under Switch State changes to your chosen level of protection.
Click Close after Switch State changes.
Step 6
Procedure: Add a UPSR Node
You can add only one node at a time. Perform these steps onsite and not from a remote location.
Note
Log into CTC and display the UPSR nodes in network view. Verify the following:
Step 1
•
•
•
•
If trouble is indicated, for example, a critical or major alarm exists, resolve the problem before
proceeding.
At the node that will be added to the UPSR:
Step 2
•
•
•
Log into a node that will directly connect to the new node.
Step 3
Use the
Step 4
away from the span that will connect to the new node.
Caution
Two nodes will connect directly to the new node; remove their fiber connections:
Step 5
a.
June 2002
All UPSR spans on the network map are green.
No critical or major alarms (LOF, LOS, ASP, ASL) are displayed on the Alarms tab.
On the Conditions tab, no UPSR switches are active.
At each physical UPSR node, all fibers are securely connected to the appropriate ports.
Verify that the OC-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 UPSR.
Use the "Setting Up a UPSR" section on page 5-23
"Switch UPSR Traffic" procedure on page 5-25
Traffic is not protected during a protection switch.
Remove the east fiber connection from the node that will connect to the west port of the new node.
Unidirectional Path Switched Rings
to provision the new node.
to initiate a FORCE switch to switch traffic
Cisco ONS 15327 User Documentation, R3.3
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