Multicast Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 26.1.x

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Updated:: February 28, 2026

Chapter: New and Changed Multicast Features

New and Changed Multicast Features
Multicast Features Added or Modified in IOS XR Release 26.x.x

New and Changed Multicast Features

This chapter lists all the features that have been added or modified in this guide. The table also contains references to these feature documentation sections.

Multicast Features Added or Modified in IOS XR Release 26.x.x

Table 1. New and Changed Features
Feature	Description	Release
MBB duplicate packet mitigation	Introduced in this release	Release 26.1.1	MBB duplicate packet mitigation

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