| 802.1Q | VLAN Tagging Standard | VLAN configuration |
| BGP | Border Gateway Protocol | Internet routing |
| DHCP | Dynamic Host Configuration Protocol | IP address assignment |
| EIGRP | Enhanced Interior Gateway Routing Protocol | Enterprise routing |
| Ethernet | Local Area Networking Technology | LAN connectivity |
| FTP | File Transfer Protocol | File transfers |
| HSRP | Hot Standby Router Protocol | Router redundancy |
| HTTP | Hypertext Transfer Protocol | Web browsing |
| ICMP | Internet Control Message Protocol | Network diagnostics |
| IMAP | Internet Message Access Protocol | Email access |
| IP | Internet Protocol | Network communication |
| IPv6 | Internet Protocol Version 6 | Next-gen networking |
| NTP | Network Time Protocol | Time synchronization |
| OSPF | Open Shortest Path First | Intranet routing |
| POP3 | Post Office Protocol Version 3 | Email retrieval |
| PPP | Point-to-Point Protocol | Direct connections |
| RIP | Routing Information Protocol | Small network routing |
| RSTP | Rapid Spanning Tree Protocol | Network loop prevention |
| SFTP | Secure File Transfer Protocol | Secure file transfers |
| SMTP | Simple Mail Transfer Protocol | Email sending |
| SNMP | Simple Network Management Protocol | Network monitoring |
| TCP | Transport Control Protocol | Reliable data transfer |
| TFTP | Trivial File Transfer Protocol | Simple file transfers |
| UDP | User Datagram Protocol | Low-latency data transfer |