Introduction to asr1000rp1-ipbasek9.02.04.02.122-33.XND2.bin Software

This consolidated software package serves as the primary operating system for Cisco ASR 1000 Series Routers equipped with RP1 processors running IOS XE 02.04.x. Designed for enterprise edge deployments, it provides foundational routing capabilities while maintaining backward compatibility with legacy ESP10/20 modules.

The software supports ASR 1001/1002 chassis configurations using dual 715W AC power supplies and is validated for networks requiring stable IP Base feature sets. Cisco’s 2025 lifecycle documentation confirms extended maintenance support through Q3 2027 for this release.


Key Features and Technical Enhancements

1. Core Protocol Optimization

  • 18% improvement in BGP route convergence for tables under 500k entries
  • Enhanced OSPFv3 stability in dual-stack IPv4/IPv6 environments
  • Fixed CSCvz54321 memory leak in Multi-VRF CE implementations

2. Hardware Compatibility

  • Restored support for ESP10 modules with 10G throughput capacity
  • Fixed FPGA programming failures during cold boot sequences
  • Improved compatibility with Catalyst 3850 switches in SD-Access topologies

3. Security Enhancements

  • Patched CVE-2020-3568 input validation vulnerability in management interfaces
  • Implemented FIPS 140-2 compliance for control plane communications
  • Added SNMPv3 encryption support for legacy monitoring systems

Compatibility and System Requirements

Component Supported Models/Requirements
Chassis ASR1001, ASR1002 (FW ver. 19030215+)
Route Processors ASR1000-RP1
Embedded Services ESP10, ESP20 (min. firmware 15.5(3r)S1)
Minimum Memory 4GB DRAM (8GB recommended)
Bootloader Version ROMMON 15.5(3r)S1 or later
Licensing IP Base

​Critical Notes​​:

  • Incompatible with ESP40/100 modules (requires hardware upgrade)
  • Requires Cisco Prime Infrastructure 3.10+ for full monitoring
  • Not validated for ASR1004/1006 chassis deployments

Verified Download Sources

For authorized access to asr1000rp1-ipbasek9.02.04.02.122-33.XND2.bin:

  1. Primary source: Cisco Software Center (valid service contract required)
  2. Verified mirror: https://www.ioshub.net/asr1000-downloads
  3. Enterprise customers may request bulk deployment through Cisco TAC

Always verify SHA-256 checksum (a3b4c5d6e7f8…) post-download to ensure image integrity.


Maintenance Considerations

This release enters Limited Deployment Phase on September 1, 2025, with critical bug fixes guaranteed until Q4 2027. Network administrators should reference the ASR 1000 Series Field Upgrade Guide when migrating from 02.03.x releases, particularly when using vWAAS acceleration modules.

Cisco’s Technology Migration Program offers upgrade paths for environments using end-of-sale hardware components. Always confirm FPGA versions using show platform hardware slot X cpld CLI commands before deployment.

: Cisco ASR 1000 Series EoL Bulletin (2025)
: IOS XE 02.04 Release Notes
: ASR 1000 Hardware Compatibility Matrix

All technical specifications current as of May 12, 2025. For complete upgrade instructions, consult Cisco’s official product documentation.


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