Traffic Mirroring Configuration Guide for Cisco 8000 Series Routers, Cisco IOS XR Release

Preface

Updated: February 5, 2026

Overview

This cumulative guide provides a single, continuously updated version that includes all the latest IOS XR features and release updates. It simplifies your experience by letting you bookmark one link and access the complete guide, instead of navigating through multiple release-specific versions.

Specific changes or updates tied to individual releases are clearly called out within the relevant sections. For a list of features introduced in a specific release, refer to the Release Notes or the IOS XR Feature Finder.

The table lists the release numbers for which this document has been updated since its initial publication.

Table 1. Changes to this document
Date	Summary
December 2025	Republished for Release 25.4.1
October 2025	First published for Release 25.3.1

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