Cisco ONS 15454 Troubleshooting Manual page 460

2.9.2 Protection Switching, Lock Initiation, and Clearing
Initiate a Manual Switch for All Circuits on a Path Protection Span
This procedure manually switches all circuits in a path protection configuration from the working span
to the protect. It is used to remove traffic from a card that originates or terminates path protection
circuits.
The Manual command does not override normal protective switching mechanisms.
Caution
Log into a node on the network.
Step 1
Right-click a network span and choose Circuits.
Step 2
The Circuits on Span dialog box shows the path protection circuits, including circuit names, locations,
and a color code showing which circuits are active on the span.
Click the Perform Path Protection span switching field.
Step 3
Choose Manual from the drop-down list.
Step 4
Click Apply.
Step 5
In the Confirm Path Protection Switch dialog box, click Yes.
Step 6
Step 7 In the Protection Switch Result dialog box, click OK.
In the Circuits on Span dialog box, the switch state for all circuits is Manual. Unprotected circuits do
not switch.
Initiate a Lockout for All Circuits on a Protect Path Protection Span
This procedure prevents all circuits in a path protection working span from switching to the protect span.
It is used to keep traffic off cards that originate or terminate path protection circuits.
The Lock Out of Protect command overrides normal protective switching mechanisms.
Caution
Log into a node on the network. If you are already logged in, continue with
Step 1
Right-click a network span and choose Circuits.
Step 2
The Circuits on Span dialog box shows the path protection circuits, including circuit names, locations,
and a color code showing which circuits are active on the span.
Click the Perform Path Protection span switching field.
Step 3
Choose Lock Out of Protect from the drop-down list.
Step 4
Click Apply.
Step 5
Step 6 In the Confirm Path Protection Switch dialog box, click Yes.
Step 7 In the Protection Switch Result dialog box, click OK.
In the Circuits on Span dialog box, the switch state for all circuits is LOCKOUT. Unprotected circuits
do not switch.
Cisco ONS 15454 Troubleshooting Guide, R8.5
2-266
Chapter 2 Alarm Troubleshooting
Step 2.
November 2009