| Abbreviation | Definition |
|---|---|
| KDC | Knowledge Domain Controller |
| KENA | Kentucky Equine Networking Association |
| KGE | Known Good Error |
| KIF | Knowledge Interchange Format |
| KITL | Kernel-Independent Transport Layer |
| KPML | Keypad Markup Language |
| KRNIC | Korea Network Information Center |
| KSWAN | Karnataka State Wide Area Network |
| KUAR | Kansas University Agile Radio |
| KVM | K Virtual Machine |
| KVMS | Keyboard Video Mouse Switch |
| L2F | Layer 2 Forwarding protocol |
| L2TPv3 | Layer 2 Tunneling Protocol version 3 |
| LaaS | Laboratory as a Service |
| LAH | LAN At Home |
| LAI | Leaf Area Index |
| LAN | Local Area Network |
| LANA | Local Area Network Adapter |
| LANE | LAN Emulation |
| LANs | Local Area Networks |