| Component | Meaning | |-----------|---------| | c2950 | Platform: Catalyst 2950 switch (10/100 Mbps, fixed configuration) | | i6 | Feature set: IP routing with IP services (limited layer 3) | | k2 | Encryption: 56-bit DES (Data Encryption Standard) | | l2 | Layer 2 functionality (VLANs, STP, etc.) | | q4 | Queueing / QoS (Quality of Service) version | | mz | Image type: m = runs in RAM, z = compressed | | 12122ea | IOS version: 12.1(22)EA (a legacy release from ~2003-2005) | | 14 | Rebuild number | | .bin | Binary executable format |