The file is a Cisco IOS software image for Catalyst 2960-S series switches . It is a "Universal" image, meaning it contains features for both LAN Base and LAN Lite feature sets, and the .tar format includes both the system image and the web-based Device Manager files . Software Image Overview Release Version: 15.2(2)E9 Platform Support: Catalyst 2960-S series switches Image Type: Universal Cryptographic Image Included Components: System software image ( .bin equivalent) Web-based Device Manager (HTTP/HTTPS GUI) Usage & Upgrade Guidelines
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Switch# license right-to-use activate ipservice acceptEULA Switch# reload c2960s-universalk9-tar.152-2.e9.tar
| Problem | Likely cause | Solution | | :--- | :--- | :--- | | Not enough space on device | Flash is filled with old IOS image(s) | delete /force flash:c2960s-* , squeeze flash: | | Digital signature verification failed | Corrupted download or wrong platform | Re-download from Cisco official website and compare MD5 checksum | | Switch loops booting (boot loop) | Boot variable pointing to missing image | Interrupt boot sequence (Break key during startup), perform boot flash:/c2960s-universalk9-mz.152-2.E9.bin manually | | Web GUI shows 404 Not Found | HTML files missing because BIN was installed without TAR | Extract the TAR again or copy the html/ folder from another switch with same version | | SSH fails after upgrade | RSA key missing | conf t , crypto key generate rsa modulus 2048 | c2960s-universalk9-tar
: Use a tool on your computer (e.g., on Linux/Mac via terminal with md5 or sha256sum command) to calculate the checksum of the downloaded file. Compare it with the one provided by Cisco. | Problem | Likely cause | Solution |
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