Router> copy tftp flash iOS_IMAGE_FILE This command copies the new iOS image from the TFTP server to the device’s flash memory. To configure the device to boot from the new iOS image, use the boot system command:
Managing iOS images involves several steps: To verify the current iOS image on a Cisco device, use the show version command: ios image cisco
Router> show flash Once you’ve identified the new iOS image, download it from the Cisco website and transfer it to the device using a protocol such as TFTP or FTP. Step 4: Verify the New iOS Image After transferring the new iOS image, verify its integrity using the verify command: use the show version command: Router>