Toolpack v2.3:Create a Protection Line SONET/SDH Interface
From TBwiki
To create a protection line interface
1. Select Line Interfaces from the navigation panel.
2. Click 'Create New Line Interface' from the Information panel.
3. To create a secondary or switchover OC3 line interface:
- Enter a name for the line interface, and set the Line Type to OC3
- Select the remaining local index, which corresponds to fibre number two and set TX State to Laser On
- Set the Channel to protection
- Click Create
4. Verify that the two newly added interfaces are listed.