Cisco 15600 User Manual

Page 50

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17-50

Cisco ONS 15600 Procedure Guide, R8.0

Chapter 17 DLPs E100 to E199

DLP- E161 Single Shelf Control Card Switch Test

d.

In node view, click the Maintenance > Preferred Copy tabs.

e.

From the Set Preferred drop-down list, choose Copy B. Click Apply.

f.

Remove the SSXC card from Slot 8. (The SSXC card faceplate extends to cover Slot 9.)

g.

Verify that the traffic switches to Copy A. You will experience an interruption of less than 50 ms,
and after that the test set should remain error free. If not, refer to the Cisco ONS 15600
Troubleshooting Guide.

h.

Replace the SSXC card and allow it to recover.

i.

Remove the SSXC card from Slot 6. (The SSXC card faceplate extends to cover Slot 7.)

j.

Verify that the traffic switches to Copy B. You will experience an interruption of less than 50 ms,
and after that the test set should remain error free. If not, refer to the Cisco ONS 15600
Troubleshooting Guide
.

k.

Replace the SSXC card and allow it to recover.

l.

From the Set Preferred drop-down list, choose Copy A. Click Apply.

Step 2

Test the TSC card switch functionality:

a.

Make a note of which TSC card is active and which is standby by moving the mouse over the TSC
cards on the CTC shelf graphic and viewing the tooltips. TSC cards are installed in Slot 5 and
Slot 10.

b.

On the shelf graphic, right-click the active TSC card and choose Soft-reset Card from the shortcut
menu.

c.

In the Resetting Card confirmation dialog box, click Yes. After 20 to 40 seconds, a “lost node
connection, changing to network view” message appears.

d.

Click OK. On the network view map, the node with the reset TSC card will be gray.

e.

After the node icon turns yellow (from 1 to 2 minutes), double-click it. The node will remain yellow
because of the UNPROT-SYNCCLK alarm for about 12 minutes. Move the mouse over the TSC
cards on the shelf graphic and observe the following in the tooltips:

The previous standby TSC card is active.

The previously active TSC card is now standby.

f.

Verify that the traffic on the test set connected to the node is still running. If a traffic interruption
occurs, do not continue. Refer to your next level of support.

g.

Repeat Steps

b

through

f

to return the active/standby TSC cards to their configuration at the start of

the procedure.

h.

Verify that the TSC cards appear as they did in Step

a.

Step 3

Return to your originating procedure (NTP).

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