| Acronym | Meaning |
| RFC | Request For Comments |
| ICMP | Internet Control Message Protocol |
| Y2K | Year 2000 |
| ADCCP | Advanced Data Communications Control Protocol |
| PRI | Primary-Rate Interface |
| AWT | Abstract Windows Toolkit |
| VCSEL | Vertical-Cavity Surface-Emitting Laser |
| BOOTP | BOOTstrap Protocol |
| PIM | Personal Information Manager |
| WEP | Wireless Equivalent Privacy |