| 应用层 | BGP | border gateway protocol | 边界网关协议 |
| SMTP | simple mail transfer protocol | 简单邮件传输协议 |
| POP | post office protocol | 邮局协议 |
| IMAP | internet message accesss protocol | Internet 消息访问协议 |
| FTP | file transfer protocol | 文件传输协议 |
| Telnet | teletype network | 远程登录协议 |
| HTTP | HyperText transfer? protocol | 超文本传输协议 |
| DNS | domain name system | 主机名与IP地址映射关系 |
| NFS | network file system | 网络文件系统 |
| SNMP | simple network management protocol | 简单网络管理协议 |
| BOOTP | BootStrap protocol | 自举协议 |
| DHCP | dynamic host configuration protocol | 多态主机配置协议 |
| RIP | routing information protocol | 选路信息协议 |
| NTP | network time protocol | 网络时间协议 |
| | | |
| 传输层 | TCP | Transmision control protocol | 传输控制协议 |
| UCP | User datagram protocol | 用户数据协议 |
| | | |
| 网路层 | IP | internet protocol | 互联网协议 |
| ICMP | internet control message protocol | internet控制报文协议 |
| IGMP | internet group management protocol | interneet群组管理协议 |
| OSPF | open shortest path first | 开放式最短路径优先 |
| | | |
| 数据链路层 | PPP | point to point protocol | 点到点协议 |
| ARP | address resolution protocol | 地址解析协议 |
| RARP | reverse address resolution protocol | 反向地址解析协议 |
| PPPoE | ppp over Ethernet | 以太网上的点到点协议 |