Provides comprehensive guidance for configuring, operating, and optimizing EVPN services on Cisco 8000 Series Routers running IOS XR. It covers foundational concepts, deployment workflows for E-LAN and E-Line in single-homing and multihoming modes, migration from VPLS/VPWS, advanced topics like Layer 2/3 integration, fast reroute, SR-TE traffic engineering, CFM, and troubleshooting, all with detailed configuration examples and reference architectures.
Getting Started
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.
The table lists the release numbers for which this document has been updated since its initial publication.
| Date | Summary |
|---|---|
|
September 2026 |
Republished for Release 26.3.1. |
|
February 2026 |
Republished for Release 26.1.1. |
|
December 2025 |
Republished for Release 25.4.1. |
|
October 2025 |
First published for Release 25.3.1. |
Getting Started
Outlines the release history and update summary for the EVPN Configuration Guide. It enables users to access the latest IOS XR features and release information through a centralized, continuously updated resource.
YANG Data Models for EVPN Features
Lists the YANG data models available for implementing and managing EVPN features in Cisco devices.
Getting Started with EVPN MPLS
Lists the key features, operational modes, route types, and deployment considerations for EVPN MPLS.
EVPN MPLS Single-Homing
Provides details on EVPN MPLS single-homing, including supported services, features, benefits, workflows, and configuration attributes.
EVPN MPLS Multihoming
Lists the available EVPN MPLS multihoming modes, describes their key features, and outlines use cases for robust, redundant network design.
Migration of VPLS and VPWS Networks to EVPN
Guides the seamless migration of VPLS and VPWS networks to EVPN, detailing incremental migration strategies, configuration steps, and verification methods to ensure service continuity during transition.
Fundamentals and Core Features of EVPN
Summarizes core EVPN E-LAN features, including BUM ingress replication, split-horizon groups, core isolation, and cost-out, to help you manage BUM traffic, prevent loops, ensure core stability, and perform seamless maintenance in EVPN networks.
Advanced EVPN Configurations and Extensions
Outlines advanced EVPN configuration options, including VRF leaking, MAC mobility management, and designated forwarder election methods, to optimize Layer 2 and Layer 3 services and ensure robust data center connectivity and redundancy.
Enhanced EVPN Services and Failover Techniques
Introduces enhanced EVPN services and failover techniques, including service consolidation on Ethernet segments, hierarchical EVPN access, and high availability using Layer 2 Fast Reroute for E-LAN and E-Line services.
EVPN E-Tree for EVPN E-LAN
Introduces EVPN E-Tree architecture, outlining its functionality, implementation scenarios, benefits for EVPN E-LAN, service operation, and practical configuration examples to guide deployment and traffic behavior analysis in diverse network environments.
CFM on EVPN
Outlines CFM integration with EVPN, highlighting feature benefits, supported services, restrictions, and configuration of E-LAN and E-Line topologies, including multiple deployment scenarios and domain-level examples for comprehensive service assurance.
EVPN MPLS Transport
Describes EVPN MPLS transport technologies, including flow label support, bridging and E-Line services over BGP-LU underlay, and L2VPN integration with segment routing traffic engineering, highlighting configuration, operational modes, service provisioning, and advanced path selection techniques.