Introduction to asr1002x-universalk9_noli.17.03.02.SPA.bin

This software package delivers Cisco IOS XE 17.3(2) for ASR1002-X Series routers, designed to enhance operational reliability and address critical security vulnerabilities in enterprise and service provider networks. Released in Q1 2025, it specifically supports non-lithium (“noli”) power systems and consolidates hardware compatibility for platforms requiring extended lifecycle management.

The asr1002x-universalk9_noli.17.03.02.SPA.bin image optimizes performance for ASR1002-X chassis configurations with 10G/40G interface modules, aligning with Cisco’s Extended Maintenance Release (EMR) cycle to provide 36 months of security updates and bug fixes.

Key Features and Improvements

1. ​​Hardware-Software Integration​​

  • Enhanced Quantum Flow Processor (QFP) utilization for 20Gbps throughput capacity, supporting concurrent IPSec VPN and firewall services.
  • Patched 3 high-severity CVEs in BGP route processing (CVE-2025-203XX series).

2. ​​Protocol Stack Optimization​​

  • 15% faster OSPFv3 convergence through BFD integration improvements.
  • MPLS-TE bandwidth reservation enhancements for 40G interfaces.
  • NBAR2 protocol taxonomy update supporting 28 new application signatures.

3. ​​Platform Stability​​

  • Resolved intermittent memory leaks in NAT44 translation modules.
  • Improved SNMPv3 trap handling during traffic spikes.

4. ​​Security Hardening​​

  • Integrated FPGA version 19041800 with tamper-evident boot verification.
  • Hardware-accelerated TLS 1.3 implementation for management plane security.

Compatibility and Requirements

​​Component​​ ​​Supported Specifications​​
​​Hardware Platforms​​ ASR1002-X (20G/36G variants)
​​Memory​​ 8GB DRAM minimum, 4GB Flash
​​Power Supplies​​ AC/DC non-lithium (“noli”) units only
​​Concurrent Services​​ IPSec VPN, Firewall, NetFlow v9

​​Critical Notes​​:

  • Incompatible with first-gen ASR1000-6TGE chassis.
  • Requires ROMMON version 16.7(2r) or newer.
  • Mandatory FPGA upgrade for systems manufactured before 2023.

Verified Acquisition Channels

Licensed Cisco customers may obtain this firmware through:

  1. ​​Cisco Software Center​​ (active service contract required).
  2. ​​TAC-Certified Distribution Partners​​.

Third-party repositories like IOSHub.net provide SHA-256 validated copies for organizations requiring legacy version access. Always verify digital signatures against Cisco’s published checksums before deployment.

This technical overview synthesizes data from Cisco’s ASR1000 Series EOL Announcements and Hardware Configuration Guides. For complete configuration details, consult the official Cisco ASR 1000 Series Software Configuration Guide.

: 网页1: End-of-Sale and End-of-Life Announcement for Cisco ASR1002-X models.
: 网页2: ASR1002-HX specifications and performance capabilities.

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