Do you want to upgrade Cisco 3560 switch IOS? It is very easy, you only need to do these 4 steps. Below are the details about how to do it.
Cisco 3560 Switches
CISCO 3560 switch, PC with Super Terminal installed, TFTP or FTP server, c3560-advipservicesk9-mz.122-25.SEE2.bin
Use the dir, cd, pwd and other commands to see the directory structure in the flash before performing the backup. The bin file and html folder of this switch IOS are in the c3560-ipbase-mz.122-25.SEB4 directory in the flash.
switch#copy flash:/c3560-ipbase-mz.122-25.SEB4/c3560-ipbase-mz.122-25.SEB4.bin tftp://192.168.1.100/c3560-ipbase-mz.122-25.SEB4.bin
switch#archive tar /create tftp://192.168.1.100/c3560-ipbase-mz.122-25.SEB4.tar flash:/c3560-ipbase-mz.122-25.SEB4
Copy the new IOS to the root directory of the flash
switch#copy tftp://192.168.1.100/c3560-advipservicesk9-mz.122-25.SEE2.bin flash:/c3560-advipservicesk9-mz.122-25.SEE2.bin
(Note: If you are using CISCO-specific TFTP software, the TFTP software will be shut down immediately after running this command. In this case, you need to manually start the TFTP software again.)
Switch(config)#boot system flash:/c3560-advipservicesk9-mz.122-25.SEE2.bin
switch(config)#boot boothlpr flash:/c3560-ipbase-mz.122-25.SEB4/c3560-ipbase-mz.122-25.SEB4.bin switch#write switch#reload
After rebooting, the switch will use the new IOS.Common questions: Switch IOS loading order issues.Switch IOS boot sequence: start help ios (boot boothlpr) --- help ios (boot helper) --- system ios (boot system)
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