: The specific release version. This corresponds to IOS 15.2(2)E9 . Why Version 15.2(2)E9?
Switch# archive download-sw /overwrite /reload tftp://192.168.1.50/c2960s-universalk9-tar.152-2.e9.tar c2960s-universalk9-tar.152-2.e9.tar
Assuming you have a 2960-S with 128 MB flash and 256 MB RAM (the requirement for 15.2): : The specific release version
Users have reported boot failures on older 2960-S hardware if the switch has insufficient RAM (e.g., only 128MB) to handle the 15.2 train images . c2960s-universalk9-tar.152-2.e9.tar
: 128 MB minimum (higher recommended for large configurations).