Before downloading cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin, confirm your hardware and existing environment.
Do not attempt to load this .bin on:
| Platform | Supported | Notes | | :--- | :--- | :--- | | Cisco Catalyst 3650 | Yes | All variants (24/48 port, PoE/non-PoE, uplink modules) | | Cisco Catalyst 3850 | Yes | All variants, including 12/24/48 port, and 3850-12S/SFP | | Cisco Catalyst 3850 VSS | No | 3.6.x does not support VSS (introduced in 16.x) | | Cisco 3850 with NM module | Partial | Some NM features may require newer code | cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin
Note: Does not support Catalyst 9300/9400 (different binary). Before downloading cat3k-caa-universalk9
If you inherited a switch running cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin, your priority should be to upgrade. | Platform | Supported | Notes | |
The 3750-X uses StackWise-Plus technology. Early 15.x releases had rare but impactful "stack split" conditions. The .e10 rebuild specifically addressed stack master reelection bugs and concurrent stack membership changes, making multi-switch stacks more resilient.