![]() ![]() Once completed type yes to initiate your reload. We’ll use the software install set of commands with the force and new flags since we’re going from 3.X up to 16.X. : Do you want to proceed with the deletion? : yesĬopy over your new ios version via any support method (usb, tftp, scp, etc.). : No path specified, will use booted path flash:nf : % flash: requires 526972 KB of free space, but only 124364 KB is available. If you’re looking to free up some space to copy over your new version you can run a software clean command to clean up any unused packages. Switch Ports Model SW Version SW Image Mode More info on install mode and bundle mode can be found here. 3850s should come from the factory in install mode bundle mode is similar to the older upgrade method where you boot from a monolithic bin file. To check your mode you can issue a show version command and look under the Mode column. The switches were in “install mode” and these steps are specific for that method. IOS-XE 3.7 will be the “end of the track” for the 3.X train of code on Catalyst 3650/3850… so to speak.īelow are the steps I used to upgrade a 3850 from IOS-XE 03.06.03E to IOS-XE 16.3.5b Denali. IOS-XE Denali represents Cisco’s effort to bring a single code base across their enterprise line of networking equipment, meaning the same operating system will run Catalyst, ISR, and ASR platforms.
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