Router Hardware Management Guide for Cisco 8000 Series Routers
This guide describes the hardware management features available on Cisco 8000 Series Routers and how to configure and manage hardware, including hardware modules and compatibility, route processor redundancy and switchover, power management, fault detection, recovery, and diagnostics, and storage media sanitization.
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.
| Date | Summary |
|---|---|
| July 2026 |
First published for Release 26.2.1 |
Describes the operational behavior of hardware modules on Cisco 8000 Series Routers, including Modular Port Adapter reload, online insertion and removal guidelines for optics on Cisco 8000 Series Routers, and compatibility behavior for line cards based on different NPU types.
Outlines route processor redundancy and switchover on the router. Covers how redundancy is established, how the active and standby RPs are identified, automatic and manual switchover, behavior during RP reload, standby communication, and the commands used to manage redundancy.
Describes the router power management features, including NPU power optimization, dynamic power management, power redundancy protection, on-demand transfer of redundant power modules to the power reservation pool, and the configurable maximum power limit for the router.
Describes the fault detection, recovery, and diagnostic features of Cisco 8000 Series Routers, including fabric link management for uncorrectable errors, configurable fault recovery attempts, periodic shutdown syslog messages, and procedures for viewing machine check error details.
Describes the storage media sanitization features on Cisco 8000 Series Routers, including factory reset, secure erase, and sanitization of sensitive information in the show running-configuration output.