Cisco – Loading IOS-XE on Catalyst 3850 (3E and 16.x)

Verify Mode

Be sure you’re in INSTALL mode.

Switch# show version | begin Mode

Switch Ports Model           SW Version     SW Image              Mode  
------------------           ----------     ----------            ----  
*    1 32    WS-C3850-24T    Fuji 16.9.1    CAT3K_CAA-UNIVERSALK9 INSTALL

If you’re in “Bundle Mode”, scroll down to…. “If you’re in Bundle Mode”.  😛

Install Mode:

3.xE to 16.x

Switch# copy tftp://5.28.11.250/cat3k_caa-universalk9.16.09.02.SPA.bin flash:
Switch# dir flash:*.bin
Switch# software install file flash:cat3k_caa-universalk9.16.09.02.SPA.bin new force
*** Switch will reload ***
Switch# request platform software package clean switch all
*** Use "boot flash:packages.conf" if auto boot was not set ***
Switch#show version
Switch# delete flash:cat3k_caa-universalk9.16.09.02.SPA.bin

16.x to 16.x

Switch# copy tftp://5.28.11.250/cat3k_caa-universalk9.16.09.02.SPA.bin flash:
Switch# dir flash:*.bin

If you’re in Bundle Mode:

3.xE to 16.x:

Switch#copy tftp://5.28.11.250/cat3k_caa-universalk9.16.01.01.SPA.bin flash:
Switch#dir flash:*.bin
Switch# config t
Switch(config)# no boot system
Switch(config)# boot system switch all flash:cat3k_caa-universalk9.16.01.01.SPA.bin
Switch(config)# do write memory
Switch(config)# do show boot
Switch(config)# do reload
*** Switch will reload ***
*** Use "boot flash:cat3k_caa-universalk9.16.01.01.SPA.bin" if auto boot was not set ***
Switch# request platform software package clean switch all file flash:
Switch# copy tftp://5.28.11.250/cat3k_caa-universalk9.16.09.02.SPA.bin flash: 
Switch# request platform software package expand switch all file flash:image.bin auto-copy
Switch# config t
Switch(config)# no boot system
Switch(config)# boot system switch all flash:packages.conf
Switch(config)# do write memory
Switch(config)# do reload

 

16.x to 16.x:

Switch#request platform software package clean switch all file flash:
Switch# copy tftp://5.28.11.250/cat3k_caa-universalk9.16.09.02.SPA.bin flash:
Switch# request platform software package expand switch all file flash:image.bin auto-copy
Switch# config t
Switch(config)# no boot system
Switch(config)# boot system switch all flash:packages.conf
Switch(config)# do write memory
Switch(config)# do reload

Sauce

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