LAG sub-menu is displayed only when the node has a CEL-3 card jacked in it. The same is explained in the document 'TJ1600 POTP R5.3 Switches User Interface Guide', TPN: 170-DOC000081-E.
See Also
Configuration
Managing MSP Groups
Working with 1:N MSP Groups
Working with MS-SP Ring
Configuring Squelch Table
Managing Cross-connects
Managing Overhead Tunnels
Provisioning Environmental Alarm Input
Configuring SNMP Traps
Managing Facilities
Managing NE Adjacency
Managing and Configuring DCN
GMPLS
Synchronizing the Node