| POP | Post Office Protocol |
| TCP/IP | Transmisson Control Protocol/Internet Protocol |
| HTTP | Hyper-Text Transfer Protocol |
| FTP | File Transfer Protocol |
| PPP | Protocol Protocol Protocol |
| SLIP | Serial Line Internet Protocol |
| BGP | Border Gateway Protocol |
| PPP | Point to Point Protocol (above was a joke) |
| ARP | Address Resolution Protocol |
| ICMP | Internet Control Message Protocol |
| RIP | Routing Interchange Protocol |
| OSPFIGP | Open Shortest-Path First Internet Gateway Protocol |
| OSPF | Same as OSPFIGP |
| SMTP | Simple Mail Transfer Protocol |
| SNMP | Simple Network Management Protocol |
| UDP | User Datagram Protocol |