Cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin ((full)) Jun 2026

No. 4500-X uses cat4500x prefix.

A between this version and the newer 3.11.10E release Checking the compatibility for a specific line card model

Where to find authoritative details

When managing infrastructure on this release, keep the following lifecycle considerations in mind:

Allows two physical Catalyst 4500-E chassis to bind together into a single logical entity, eliminating Spanning Tree loops and enabling sub-second link failovers via Multi-Chassis EtherChannels (MEC). cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin

This is a Cisco IOS software image for the Cisco 4500E series switches. Specifically, it's a Universal image, which means it supports both IP Base and IP Services feature sets.

Your current (IP Base or Enterprise Services) If you are running a standalone configuration or a VSS pair This is a Cisco IOS software image for

The cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin software image provides enterprise networks with a highly stable, secure environment optimized for Catalyst 4500E modular infrastructure. By unifying advanced Layer 3 routing, high-availability switching fabrics, and strict cryptographic controls, this maintenance release represents a reliable choice for long-term production deployments. To help provide more relevant details, please let me know:

No. 4500-X uses cat4500x prefix.

A between this version and the newer 3.11.10E release Checking the compatibility for a specific line card model

Where to find authoritative details

When managing infrastructure on this release, keep the following lifecycle considerations in mind:

Allows two physical Catalyst 4500-E chassis to bind together into a single logical entity, eliminating Spanning Tree loops and enabling sub-second link failovers via Multi-Chassis EtherChannels (MEC).

This is a Cisco IOS software image for the Cisco 4500E series switches. Specifically, it's a Universal image, which means it supports both IP Base and IP Services feature sets.

Your current (IP Base or Enterprise Services) If you are running a standalone configuration or a VSS pair

The cat4500e-universalk9.spa.03.11.04.e.152-7.e4.bin software image provides enterprise networks with a highly stable, secure environment optimized for Catalyst 4500E modular infrastructure. By unifying advanced Layer 3 routing, high-availability switching fabrics, and strict cryptographic controls, this maintenance release represents a reliable choice for long-term production deployments. To help provide more relevant details, please let me know: