New and Changed Feature Information

This table summarizes the new and changed feature information for the Interface and Hardware Component Configuration Guide for Cisco NCS 5500 Series Routers, and tells you where they are documented.

Interface and Hardware Component Features Added or Modified in IOS XR Release 7.9.x

Table 1. New and Changed Features
Feature Description Introduced in Release Where Documented

Configure Lower Port Speeds for Dual-Mode Optical Modules

You can now configure the lower port speed using simple CLI keyword: speed or quad and switch between the higher and lower speeds without changing the optical module.

Release 7.9.1

Configuring Controllers