L3VPN Configuration Guide for Cisco 8000 Series Routers, Cisco IOS XR Releases

PDF

L3VPN Configuration Guide for Cisco 8000 Series Routers, Cisco IOS XR Releases

Inter-AS Option B for L3VPN

Explains Inter-AS Option B for L3VPN, outlining core functions, topology mechanisms, and configuration procedures to enable seamless Layer 3 VPN integration across autonomous systems.