Note: Alternatively, using the .tar version of this release with archive download-sw is recommended to handle the upgrade, flash extraction, and boot variable configuration automatically. Troubleshooting and Best Practices
Cisco IOS filenames use a strict, structured nomenclature. Understanding each part reveals the exact capabilities of the software:
Note: Before installing, verify your switch has enough onboard Flash memory and DRAM. Version 15.0(2)SE releases typically require at least 32MB of Flash and 128MB of DRAM. Installation and Upgrade Process c3560ipservicesk9mz1502se11bin
: "m" indicates the software runs from RAM, while "z" indicates the file is compressed.
: Multi-area OSPF routing for scalable internal networks. Note: Alternatively, using the
copy ftp://user:pass@<ftp_server>/c3560-ipservicesk9-mz.150-2.SE11.bin flash:
: This part of the filename usually indicates the hardware platform, in this case, a Cisco 3560 series switch. Version 15
copy usbflash0:c3560-ipservicesk9-mz.150-2.SE11.bin flash:
: The standard extension for an executable raw firmware file. It is ready to be loaded straight into the switch’s physical flash memory storage. Features Unlocked by the IP Services Image