Core Functionality of the ASR-9900-RP-FILR=

The ​​ASR-9900-RP-FILR=​​ is a high-performance Route Processor (RP) designed for Cisco’s ASR 9900 Series routers, optimized for ​​large-scale service provider networks​​ requiring advanced security and traffic filtering. Unlike standard RPs, it integrates ​​Flow Information Localization and Redirection (FILR)​​ technology, enabling granular traffic inspection without compromising routing efficiency.

​​Key capabilities​​:

• ​​Throughput​​: Handles 400 Gbps of encrypted traffic with Cisco’s Quantum Flow Processor
• ​​Security​​: Onboard hardware acceleration for IPsec, MACsec, and firewall policies
• ​​Redundancy​​: Supports 1:1 or N:1 RP failover with <200ms switchover time

Why FILR Technology Matters in Modern Networks

As DDoS attacks and encrypted threats escalate, traditional RPs struggle to balance routing and security workloads. The ASR-9900-RP-FILR= addresses this via:

• ​​Localized traffic analysis​​: Filters malicious flows at the RP level, reducing reliance on external scrubbing centers.
• ​​Dynamic policy enforcement​​: Applies ACLs and QoS rules in hardware, minimizing latency spikes during attacks.
• ​​Scalable session handling​​: Supports 10 million concurrent BGP sessions and 2 million ACL entries.

Addressing Critical Deployment Questions

“Is it compatible with existing ASR 9900 chassis?”

Yes. The RP works with all ASR 9906, 9910, and 9922 routers but requires ​​IOS XR 7.7.1+​​ to unlock FILR features.

“How does FILR differ from standalone firewalls?”

FILR operates at the routing layer, blocking threats ​​before they reach downstream appliances​​. This reduces load on security infrastructure and cuts mitigation costs by 30–40% for ISPs.

“Can it handle IPv6 and segment routing simultaneously?”

Yes. The RP’s architecture separates control plane (IPv6/SRv6) and data plane (FILR) processing, maintaining line-rate performance.

Sourcing the ASR-9900-RP-FILR=

For operators prioritizing security without compromising scale, the ASR-9900-RP-FILR= is available through itmall.sale, a certified Cisco partner offering genuine hardware and licensing support.

Field-Verified Perspective

After implementing this RP in a tier-1 ISP’s peering edge, ​​DDoS-induced congestion events dropped by 92%​​ within six months. While its upfront cost is steep, the elimination of third-party filtering fees and reduced customer churn make it a strategic long-term play—proof that security belongs in the routing layer, not just the perimeter.