: A healthy image file is approximately 25 MB ; if you encounter a file significantly smaller (e.g., 2 MB), it is likely corrupted or incomplete.
: Cisco IOS 15.2E reached its "End of Support" date on August 31, 2025 , meaning it no longer receives regular maintenance updates or security patches from Cisco Support . C3560e-universalk9-mz.152-4.e10.bin -UPD-
A: No. The 3560E hardware stopped receiving updates after 15.2(4)E10. Later 15.2(7)E releases are for the 3560 G and 3560 CX only. : A healthy image file is approximately 25
