MPLS Configuration Guide for Cisco ASR 9000 Series Routers, IOS XR Release 25.1.x, 25.2.x, 25.3.x, 25.4.x

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Updated:: December 17, 2025

New and Changed MPLS Features

This table summarizes the new and changed feature information for the Cisco ASR 9000 Series Aggregation Services Router MPLS Configuration Guide and tells you where they are documented.

New and Changed MPLS Feature Information

Table 1. New and Changed Features
Feature	Description	Changed in Release	Where Documented
MPLS-TE IPv6-only autoroute announce	This feature was introduced.	Release 25.4.1	Autoroute Announce with ISIS
Autoroute announce with IPv6 destination address for ISIS	This feature was introduced.	Release 25.2.1	Autoroute Announce with ISIS

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