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mohsin7666
Beginner

IOS Upgrade on Cisco 3850 fiber switches using TFTP

Dear Support Team,

 

 

How to IOS Upgrade on Cisco 3850 fiber switches using T FTP.

2 REPLIES 2
Mike.Cifelli
VIP Advocate

Setup your remote tftp server. From command line: copy tftp flash: and answer accordingly. Once the ios is on flash use this:
https://www.cisco.com/c/en/us/support/docs/switches/catalyst-3850-series-switches/117552-technote-cat3850-00.html
kumaamit
Cisco Employee

Switch#copy usbflash0:[image name] flash:

And repeat the same command for the second switch

Switch#copy usbflash0:[image name] flash2:

Once done change the boot system to the newly uploaded image

Switch(config)# boot syst switch all flash:[image name]

Then finally reload....

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