Cisco 3550 firmware upgrade to EMI Layer3 IP Services

Cisco 3550 hardware is capable of running the following Layer2 – IP Base / SMI and Layer3 – IP Services / EMI images according to the originally purchased hardware licensing and actual IOS version (http://www.cisco.com/c/en/us/products/collateral/ios-nx-os-software/ios-software-release-12-2-25-seb/prod_bulletin0900aecd80267801.html)

Prerequisite: configuration of an interface VLAN with an IP address that accessing the TFTP Server (http://itminutes.com/cisco-create-interface-vlan/)

erase flash:

erase flash storage for being able to copy the new firmware. The process may take 1 minute on the 3550 device.

copy tftp: flash:

Itt will ask the image file name and TFTP server IP address. The image must be prepared on the TFTP server before.

conf t

enter into configuration mode

boot system flash:c3550-ipservicesk9-mz.122-44.SE6.bin

set the copied image as a boot image

exit

reload

restart the switch

Optional step is to erase the old running configuration and vlans: http://itminutes.com/cisco-erase-ios-configuration/