| Component | Meaning | |-----------|---------| | | Target platform: Catalyst 3560E series (including 3560E-12D, 3560E-24TD, 3560E-48PD, etc.) | | universalk9 | Universal image with K9 cryptography (supports both IP Base and IP Services feature sets) | | mz | Memory location: "m" = runs from RAM, "z" = compressed image | | 152-4.e10 | IOS version 15.2(4)E10 — a maintenance release in the 15.2E train | | bin | Binary executable file | | -UPD- | Unofficial user-added tag indicating an update, revision, or patch (not part of the original Cisco filename) |

| Cisco Bug ID | Description | Workaround | |--------------|-------------|-------------| | CSCvc89173 | High CPU from IPv6 RA process | ipv6 nd suppress-ra on user-facing ports | | CSCvh13245 | PoE port fails after power cycle | Reload the switch or downgrade to 15.2(4)E8 | | CSCvf56789 | SFP+ module not recognized | Reseat module; use service unsupported-transceiver |

Switch# copy tftp://192.168.1.100/C3560e-universalk9-mz.152-4.e10.bin flash: Switch# configure terminal Switch(config)# boot system flash:/C3560e-universalk9-mz.152-4.e10.bin Switch(config)# end Switch# write memory Step 4: Verify the Image Integrity Switch# verify /md5 flash:/C3560e-universalk9-mz.152-4.e10.bin Step 5: Reload the Switch Switch# reload Proceed with reload? [confirm] After reboot, confirm the version:

IT'S EASY AND SIMPLE
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