| Vim | A highly-configurable text editor for Linux and Unix. |
| TCP | Transmission Control Protocol. A common Layer 4 (Transport Layer) protocol. |
| UDP | User Datagram Protocol. A common Layer 4 (Transport Layer) protocol. |
| ICMP | Internet Control Message Protocol. Used to send error messages and operational information between network devices. Most commonly known for ping. |
| VPN | Virtual Private Network. A method of securely connecting two networks, or creating a virtual network, over an insecure medium. |
| SNMP | Simple Network Management Protocol. A protocol used for monitoring the health of network devices. |
| BGP | Border Gateway Protocol. Used to exchange routing information among autonomous systems on the internet. |
| OSPF | Open Shortest Path First. Protocol to find the most efficient route between two nodes. |
| AS | Autonomous System. Sub-networks that make up the internet. |