Replace an OC-192 Card

Step 4 In the network map, right-click a circuit connected to the node where you are performing the Force switch. Choose Circuits from the shortcut menu.

The Circuits window is displayed.

Step 5 Verify that this list contains the same circuits that you marked in the list.

Step 6 Choose Force from the pull-down menu at the bottom of the window.

If the switch was successful, all circuits will show FORCE in the Switch State column.

Step 7 Return to the“Replace an OC-192 Card” procedure on page 8 , or to your originating procedure.

Clear a 1+1 Force Switch

Purpose

This procedure clears a 1+1 protection group Force switch. It is used to

 

revert traffic to the original port after the card has been serviced.

Tools/Equipment

None

Prerequisite Procedures

“Force-Switch 1+1 Ports” section on page 10

Required/As Needed

As needed

Onsite/Remote

Onsite or remote

Note If the ports terminating a span are configured as revertive, clearing a Manual or Force switch to protect (or working) moves traffic back to the working (or protect) port. If ports are not configured as revertive, clearing a Manual or Force switch to protect does not move traffic back.

Step 1 In the CTC node view, click the Maintenance > Protection tabs.

Step 2 Under Protection Groups, click the protection group containing the port you want to clear.

Step 3 Under Selected Group, click the port you want to clear.

Step 4 In the Inhibit Switching area, click Clear.

Step 5 Click Yes in the confirmation dialog box.

The lockout is cleared.

The Force switch is cleared. Traffic will revert to the original port if the group was configured for revertive switching.

Step 6 Return to the “Replace an OC-192 Card” procedure on page 8 , or to your originating procedure.

Installing the Cisco ONS 15600 OC192/STM64 LR/LH 4 Port 1550 Card

 

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Cisco Systems OC192/STM64 LR/LH 4 technical specifications Clear a 1+1 Force Switch, Force-Switch 1+1 Ports section on