| Abbreviation | Definition |
|---|---|
| IPAM | Internet Protocol Address Management |
| IPC | Inner Process Communication |
| IPC | Inter-Processor Communication (Cisco) |
| IPC | Interval Preservation Constraint |
| IPCX | IP Centrex |
| IPDR | Internet Protocol Detail Record |
| IPDR/S | Internet Protocol Detail Record/ Streaming |
| IPDRO | Internet Protocol Detail Record Organization |
| IPG | Inter Packet Gap |
| IPMC | Internet Protocol Multimedia Communications |
| IPMP | Internet Protocol Measurement Protocol |
| IPN | Inter Penetrating Network |
| IPNS | ISDN PBX Networking Specification |
| IPO | Internet Protocol Over .... |
| IPOA | Internet Protocol Over ATM (Asynchronous Transfer Mode) |
| iPOD | Intelligent Portable Over Device |
| IPoS | Internet Protocol over Satellite |
| IP-PBX | Internet Protocol Private Branch Exchange |
| IPPM | Internet Protocol Performance Metrics |
| IPQ | Internet Protocol Quota |