Interfaces
Page 332 7750 SR Interface Configuration Guide
ima —  Provides protection of one IMA bundle by another IMA
 bundle.
bpg-num: 1 — 1600
Example: port bpgrp-ima-29
bundle-id — Specifies the multilink bundle to be associated with this IP interface. The command syntax 
must be configured as follows: 
Syntax: bundle-type-slot/mda.bundle-num
bundle-ppp-slot/mda.bundle-num (Creates a multilink PPP bundle.)
bundle: keyword
slot: card/mda slot numbers
bundle-num:  1 — 256
For example:
router1>config# port bundle-1/1.1 (multilink PPP bundle)
ddm-events
Syntax [no] ddm-events
Context config>port
Description This command enables Digital Diagnostic Monitoring (DDM) events for the port.
The no form of the command disables DDM events.
dwdm
Syntax dwdm
Context config>port
Description This command configures the Dense Wavelength Division Multiplexing (DWDM) parameters.
amplifier
Syntax amplifier
Context config>port>dwdm
Description This command enables you to tune the optical amplifier parameters.