c2960s-universalk9-mz.152-2.e9.bin is the binary system image for the Cisco Catalyst 2960-S series switches, running Cisco IOS Release 15.2(2)E9
verify /md5 flash:c2960s-universalk9-mz.152-2.e9.bin c2960s-universalk9-mz.152-2.e9.bin
The c2960s-universalk9-mz.152-2.e9.bin is one of the final and most mature IOS releases for the now-end-of-life (EOL) Catalyst 2960-S platform. It is a (supports both LAN Base and IP Base feature sets, determined by license level) and includes the cryptographic (K9) feature set for SSH, SNMPv3, and other secure protocols. c2960s-universalk9-mz
: Before upgrading to this image, ensure your switch has enough Flash memory. Most 2960-S models come with 64MB or 128MB of flash, which is plenty for this ~20MB file. mz : Indicates the file runs from RAM