Cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin Verified Jun 2026

Supporting features like NSF/SSO (Non-Stop Forwarding/Stateful Switchover) so that if one Supervisor engine fails, the second one takes over without dropping traffic.

The file represents a Cisco IOS XE software image for Catalyst 4500E series switches. cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin

: Support for Nonstop Forwarding (NSF) and Stateful Switchover (SSO) to maintain traffic flow during a supervisor engine failover. release note excerpt

12-month uptime, zero crashes, successful PCI DSS audit. 12.2(44)SG or 15.1(2)SG) requires careful planning.

: Enables two physical switches to operate as a single logical entity for increased bandwidth and redundancy.

If you meant you want me to , release note excerpt , or ansible playbook snippet for handling this image file, let me know.

Upgrading to cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin from an older image (e.g., 12.2(44)SG or 15.1(2)SG) requires careful planning.