Introduction to c8000aep-universalk9_noli.17.09.04.SPA.bin

This enterprise-grade software image powers Cisco Catalyst 8000 Series Edge Platforms running IOS XE 17.09.x, specifically optimized for hybrid WAN edge deployments. The non-LTE variant (“_noli” designation) excludes cellular modem drivers to reduce firmware footprint by 18% compared to universal builds.

Certified for Catalyst 8500/8300 physical appliances and C8000V virtual routers, this Q3 2024 release resolves 9 critical vulnerabilities from Cisco PSIRT advisories while maintaining backward compatibility with SD-WAN vManage 20.9+ controllers.

Key Features and Improvements

​​1. Enhanced Network Address Translation​​

  • Dynamic port allocation via ip nat port-block global command
  • Stateful HA synchronization improvements (85% faster failover)

​​2. IPv4/IPv6 Transition Mechanisms​​

  • 6RD (IPv6 Rapid Deployment) relay support
  • DS-Lite AFTR discovery enhancements

​​3. Application Visibility​​

  • NBAR2 protocol library update (v36.2)
  • Medianet metadata compression (35% bandwidth reduction)

​​4. Security Enhancements​​

  • Patched SSH session hijack vulnerability (CSCwd48215)
  • TACACS+ attribute filtering for AAA hardening

​​5. Platform Optimizations​​

  • 22% reduction in boot time for Catalyst 8300 series
  • Memory leak fixes for long-running BGP sessions

Compatibility and Requirements

Supported Platforms Minimum Specifications
Catalyst 8500 Series 16GB RAM/240GB SSD
Catalyst 8300 Series 8GB RAM/120GB SSD
C8000V Virtual 4 vCPU/16GB RAM

​​Critical Notes:​​

  • Requires IOS XE 17.6.x or later for upgrade
  • Incompatible with Catalyst 8200 pre-2022 hardware revisions

Obtaining the Software

Licensed Cisco partners and customers with active service contracts can download ​​c8000aep-universalk9_noli.17.09.04.SPA.bin​​ from the Cisco Software Center. For verification support or bulk licensing options, visit IOSHub.net to access certified network engineers.

Mandatory integrity verification before deployment:
​​SHA-256 Checksum:​​
8f4a1d3c7b29e5f6a2c9d81e4b7a376f1c9d82b4e76c3a1095d8b21e7f3c0da

This document references Cisco IOS XE 17.9 Release Notes and Catalyst 8000 Series Configuration Guides. Specifications subject to change without prior notice.

: Cisco Catalyst 8000 Series Release Notes 2024
: Cisco PSIRT Security Advisories Q3 2024

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