C3750e-universalk9-mz.150-2.se11.bin Jun 2026

Release Notes for Catalyst 3750-X, 3750-E, 3560-X ... - Cisco

Optimized for Catalyst 3750-E and 3750-X series switches. c3750e-universalk9-mz.150-2.se11.bin

Prior to IOS 15.0, administrators had to download separate image files (such as ipbase or ipservices ) to change the switch feature set. The universalk9 image simplifies inventory management. You deploy one file across your entire fleet and activate advanced Layer 3 routing protocols (like OSPF, BGP, or EIGRP) by applying the appropriate license key. 2. Advanced Security (K9) Release Notes for Catalyst 3750-X, 3750-E, 3560-X

: Support for protocols such as OSPF, EIGRP, and BGP (depending on the license level). EnergyWise Technology Release Notes for Catalyst 3750-X