C3750e-universalk9-mz.150-2.se11.bin Extra Quality -

The is a specific Cisco IOS software image designed for the Cisco Catalyst 3750-E series of switches. This file represents the 15.0(2)SE11 release, which is a maintenance rebuild focused on providing critical security updates and bug fixes for enterprise-grade hardware. File Overview and Specifications

configure terminal boot system flash:c3750e-universalk9-mz.150-2.se11.bin end c3750e-universalk9-mz.150-2.se11.bin

The tag designates the feature set.