| A | B |
| Combo | This device combines a router, a switch, and a wireless access point into one device. |
| Dark Fiber | Leasing fiber optic cables from a network service provider |
| Rip Cord | a parallel cord of strong yarn that is situated under the jacket(s) of the cable for jacket removal |
| Core | A cylinder of glass or plastic that runs along the fiber's optic cables length. |
| ANSI | A private non-profit organization that oversees the development of voluntary consensus standards in the US |
| OSHA | Federal law which main goal is to ensure that employers provide employees with an environment free from recognized hazards |
| Server | Operates at layers 4-7 of the OSI model. Gives resources to clients |
| WAP | Used to extended existing networks where routing and switching services are already provided |
| Transceiver | Converts from one media to another |
| Repeater | regenerates a signal for transmission at full power on another port |
| Switch | Provide full speed transmission between different pairs simultaneously. Used to connect hosts together |