| FSK | Frequency-shift keying | 频移键控 |
| ASK | Amplitude Shift Keying | 幅移键控 |
| PSK | Phase Shift Keying | 相移键控 |
| PCM | Pulse Code Modulation | 脉冲编码调制 |
| VHDL | Very-High-Speed Integrated CircuiHardwareDescription Language | 超高速硬件描述语言 |
| CLK | clock | 时钟 |
| MAC | Media Access Control | 设备访问控制 |
| CSMA/CD | Carrier Sense Multiple Access / Collision Detection | 带冲突检测的载波监听多路访问技术(载波监听多点接入/碰撞检测) |
| BIOS | Basic Input/Output System | 基本输入输出系统 |
| ARP | Address Resolution Protocol | 地址解析协议 |
| RARP | Reverse Address Resolution Protocol | 反向地址转换协议 |
| LED | Light-emitting diode | 发光二极管 |
| FET | Field-Effect Transistor | 场效应管 |
| MOS/MOSFET | Metal-Oxide-Semiconductor Field-Effect Transistor | 金属-氧化物半导体场效应晶体管/金氧半场效晶体管/绝缘栅场效应管 |
| OSI | Open System Interconnection | 开放式互联 |
| | |
| TTL | Time To Live | 存活时间 |
| MTU | Maximum Transmission Unit | 最大传输单元 |
| TCP | Transmission Control Protocol | 传输控制协议 |
| UDP | User Datagram Protocol | 用户数据报协议 |
| DHCP | Dynamic Host Configuration Protocol | 动态主机设置协议 |
| DNS | Domain Name System | 域名系统 |
| HTTP | HyperText Transfer Protocol | 超文本传输协议 |
| SQL | Structured Query Language | 结构化查询语言 |
| ACK | Acknowledge character | 确认字符 |
| FIN | Finall | 最终 |
| RST | Reset | 重置 |
| lo | loop back | 回环 |
| bcast | broadcast address | 广播地址 |
| promisc | promiscuous mode | 混杂模式 |
| MBR | Master Boot Record | 主引导记录 |
| ARK | AntiRootKit | Rookit检测 |
| LVM | Logical Volume Manage | 虚拟卷管理 |
| VFS | Virtual File System | 虚拟文件系统 |
| RC | Release Candidate | 发布候选版本 |
| GRUB | GRand Unified Bootloader | 引导加载程序 |
| RPM | Redhat Package Manager/RPM is Package Manager | Redhat/SUSE软件包管理器 |
| YUM | Yellodog Update Modifier | Centos/Redhat软件包依赖关系管理器 |
| XML | eXtended Mark Language | 拓展标记语言 |
| pts | pseudo-terminal slave | 伪终端 |
| tty | Teletypes | 打字机/终端 |
| I | current Intensity | 电流强度 |
| V | Voltage | 电压 |
