I86bi-linux-adventerprisek9-ms.154-1.t-antigns3.bin -

| Token | Value | Meaning | |-------|-------|---------| | | Intel 86 binary | Indicates the image is compiled for x86 architecture (not ASIC-dependent). | | linux | OS target | Runs as a Linux user-space process, not on bare metal. | | adventerprisek9 | Feature set | Advanced Enterprise + K9 (Cryptographic support including SSH, IPSec, 3DES/AES). | | ms | Modular/Standard | Indicates modular packaging (vs. universal). | | 154-1.t | Version | IOS version 15.4(1)T (T = Technology train). | | antigns3 | Build ID | Internal Cisco build identifier; likely a patch or engineering build for testing/antigns related fixes. |

| Platform | Compatibility | |----------|---------------| | GNS3 | Yes (QEMU node) | | EVE-NG | Yes | | Cisco VIRL/CML | Yes (but would typically use official images) | | PnetLab | Yes | | QEMU/KVM directly | Yes | i86bi-linux-adventerprisek9-ms.154-1.t-antigns3.bin

Upgrade procedure (high-level)