This is a Cisco virtual router image (IOSv L3) suitable for advanced routing labs, including encryption and MPLS. It behaves almost identically to a physical Cisco ISR G2 router but runs in a VM or emulator.
Check that the feature set is AdventerpriseK9. Some "extra" downloads are actually crippled or evaluation versions. This is a Cisco virtual router image (IOSv
i86bi-linux-l3-adventerprisek9-ms.155-2.t.bin is a Cisco IOS on Unix (IOU) Some "extra" downloads are actually crippled or evaluation
Cisco actively protects its IOS images. Distributing this file without permission violates Cisco’s End User License Agreement (EULA) and copyright law. Penalties can include account termination, legal action, and blacklisting from training programs. Penalties can include account termination, legal action, and
| Item | Description | |------|-------------| | | i86bi-linux-l3-adventerprisek9-ms.155-2.t.bin | | Platform | Cisco IOS on 64‑bit x86 (i86) routers that run the Linux‑based IOS kernel (e.g., ISR G2, ASR 1000, C800 series, Catalyst 9K/10K in router mode). | | Feature set | Advanced Enterprise Services ( adventerprisek9‑ms ) – includes routing, security, QoS, IPv6, MPLS, BGP, OSPF, EIGRP, etc. | | Image type | Full‑system (MS) – “MS” stands for “Metro‑Switch”/“Multilayer Switch” and includes both Layer‑2 and Layer‑3 capabilities. | | Version | IOS 15.5(2) – major release 15.5, minor release 2. | | File size | Roughly 250‑300 MB (compressed). | | File extension | .bin – binary image ready to be loaded via TFTP/FTP/SCP/USB or the Cisco Catalyst Switch/Router web UI. | | License | Cisco‑provided, proprietary software – you must have a valid Cisco Smart Net or a Bring‑Your‑Own‑License (BYOL) entitlement that covers this exact image (or a newer one that supersedes it). |