本帖最后由 qq641108362 于 2019-11-29 14:34 编辑 Step 1. Verify Current Cisco IOS Version
Step 2. Download the Latest IOS Image
Step 3. Delete Old IOS Image from Flash if Short on Space Step 4. Upload the New IOS Image to Flash Step 5. Update the Boot Path List in the Config Step 6. Save the Running-Config to the Startup-Config and Reload