Cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin [upd] Link

: Indicates a "Universal" image containing all features. Access to specific features (IP Base, IP Services) is determined by the applied license. The "k9" signifies support for strong payload cryptography. SPA : Denotes a digitally signed software package. 03.06.10.E : The IOS-XE release version (3.6.10E).

| Missing Feature | Impact | | :--- | :--- | | (RESTCONF/NETCONF/YANG) | No automation beyond SNMP/CLI | | UADP 2.0 ASIC features (e.g., segment routing) | Not available | | Full VRF support (VRF-aware services limited) | Limited multi-tenancy | | IP SLA for VRF | Not fully functional | | MACsec on SFP ports | Not supported in 3.6.x | | Modern StackWise Virtual | Not available | | Security patches after 2017 | All CVEs post-2017 unpatched | cat3k-caa-universalk9.spa.03.06.10.e.152-2.e10.bin

| Field | Value | Interpretation | | :--- | :--- | :--- | | | cat3k-caa | Catalyst 3K family, "CAA" indicates ARM-based CPU (not older PPC). | | Image Type | universalk9 | Single image containing both IP Base and IP Services features (license-controlled). | | Package | spa | Single package architecture (all features bundled into one .bin file). | | IOS-XE Version | 03.06.10.e | IOS-XE version 3.6.10E (old numbering; now 16.x/17.x). | | IOS Version | 152-2.e10 | IOS 15.2(2)E10 – the classic IOS inside the IOS-XE kernel. | : Indicates a "Universal" image containing all features

To fully appreciate this software image, we must break it down like a digital Rosetta Stone. SPA : Denotes a digitally signed software package