Replace an OC-192 Card

Force-Switch 1+1 Ports

Purpose

This procedure forces 1+1 protection group traffic from one port in the

 

group to the other. It is used to remove traffic from a card for

 

replacement.

Tools/Equipment

Installed OC-N cards

Prerequisite Procedures

Installed OC-192 card

Required/As Needed

As needed

Onsite/Remote

Onsite or remote

Note The Force switch is performed even if the destination path is degraded.

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

Step 2 Select the protection group you want to Force-switch from Protection Groups.

Step 3 Under Selected Groups, choose the port belonging to the card you are replacing by clicking it. For example, if the card you are replacing contains the protect/standby port, click this port.

Step 4 Click the Force button.

Step 5 If the switch is successful, the group will say either FORCE TO WORKING or FORCE TO PROTECT.

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

Force-Switch Path Protection Paths

Purpose

This procedure forces all circuits in a path protection from one span to

 

the other. It is used to remove traffic from a card that originates or

 

terminates path protection circuits.

Tools/Equipment

Installed OC-192 cards

Prerequisite Procedures

None

Required/As Needed

As needed

Onsite/Remote

Onsite or remote

Note The Force switch is performed even if the destination path is degraded.

Step 1 In the CTC node view, click View > Go to Network View if this view is not already displayed.

Step 2 Click the Circuits tab.

Step 3 Note, print, or export the list of circuits from this tab, and mark the circuits involving the slot containing the card you are replacing.

For information about doing this from CTC, refer to the procedures in the

Cisco ONS 15600 Procedures Guide.

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

10

78-15181-01

 

 

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Cisco Systems OC192/STM64 LR/LH 4 technical specifications Force-Switch 1+1 Ports, Force-Switch Path Protection Paths