C3560-ipservicesk9-mz.150-2.se11.bin

Released in 2016 (though based on a 2012 code branch), 15.0(2)SE11 was the final planned maintenance release for the 3560 series. Cisco subsequently declared End-of-Support (EoSL) for the hardware, but the software remains a masterclass in stability.

The c3560-ipservicesk9-mz.150-2.se11.bin image occupies a unique niche. It is obsolete by modern campus standards, yet it remains the best possible software for a piece of hardware that refuses to die. C3560-ipservicesk9-mz.150-2.se11.bin