Cisco ASR 9000 64-Bit IOS XR Software 3DES | Routing, Enterprise — XR-A9K-X64K9-26.1

Keep high-scale routing services running with Cisco ASR 9000 64-bit IOS XR Software 3DES. This software release is designed for ASR 9000 environments that depend on mature routing software, strong operational consistency, and encryption support aligned to regulated or security-conscious deployments. For infrastructure teams, the value is in continuity. IOS XR is built for large routing domains where predictable behavior, modular operations, and long-term platform support matter more than feature churn. The 64-bit architecture helps support demanding routing workloads, while 3DES capability addresses environments that still require compatibility with established security policies and legacy integration requirements. This is a fit for organizations extending the life of an ASR 9000 investment, standardizing software across routed edge infrastructure, or maintaining secure transport in service-provider and large enterprise networks. It is not about adding complexity. It is about preserving a known-good operating model on a platform already trusted for scale. Choose this software when the priority is stable routing operations, compatibility with existing security requirements, and a software baseline that supports disciplined network change management. Ideal For Service-provider edge routing on Cisco ASR 9000 Secure transport environments requiring 3DES compatibility Lifecycle extension for existing ASR 9000 infrastructure Standardized routing software across large-scale WAN cores Why This Product 1 Built for Cisco ASR 9000 routing platforms 2 Includes 64-bit IOS XR software architecture 3 Supports 3DES encryption requirements 4 Fits environments prioritizing software continuity over feature churn