Switch# software install file flash:cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin new forced Use code with caution. Step 4: Reload and Confirm
Switch# copy tftp: flash: Address or name of remote host []? 192.168.1.50 Source filename []? cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin Destination filename [cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin]? Use code with caution. Step 3: Modify the Boot Variable
To deploy this image, engineers typically use the Console or VTY lines.
: Identifies the target hardware architecture. This image is built for Catalyst 3000 series Controller-Based Access Architecture (CAA), specifically the Catalyst 3850 and 3650 models. cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin
Use the software install command to expand the .bin package into its constituent component files across all active switches in the stack.
The Catalyst 3650 and 3850 platforms act as both a switch and a wireless controller. This image delivers unified data switching, security enforcement, and Quality of Service (QoS) across both wired and wireless clients. Layer 2 and Layer 3 Routing
: Indicates a universal software image containing all Cisco IOS software feature sets (IP Base, IP Services, and LAN Base). Features are unlocked using Cisco Software Activation licenses without needing to replace the binary file. The "k9" designation means it includes strong cryptographic payload support (triple DES/AES) for secure management and encryption. Switch# software install file flash:cat3k-caa-universalk9
verify /md5 flash:cat3k_caa-universalk9.SPA.03.06.10.E.152-2.E10.bin
: Synchronizes configuration and state data across stacking members. If the active switch fails, a standby switch takes over instantly without dropping active network sessions. Security and Quality of Service (QoS)
Switch# software install file flash:cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin switchall Use code with caution. cat3k-caa-universalk9
The image fully supports Cisco StackWise technology. It allows multiple physical switches to blend into a single logical unit, providing stack-level resiliency, stateful switchover (SSO), and non-stop forwarding (NSF). Security and Compliance
Here is a typical upgrade path, adapting the approach for the known bug.