| ACMA | Australian Communications and Media Authority |
| ADSL | Asymmetric Digital Subscriber Line |
| AES | Advanced Encryption Standard |
| ATM | Asynchronous Transfer Mode |
| CB | Citizen Band |
| CPE | Customer Premises Equipment |
| CDMA | Code Division Multiple Access |
| DSL | Digital Subscriber Loop |
| GHz | Gigahertz |
| IEEE | Institute of Electrical and Electronics Engineers |
| IEEE 802.16d | Fixed WiMAX, also referred to as 802.16-2004 |
| IEEE 802.16e | Mobile WiMAX, also referred to as 802.16-2005 |
| IEEE 802.1q | Virtual LAN (VLAN) Tagging standard |
| ISDN | Integrated Services Digital Network |
| ISP | Internet Service Provider |
| IPSec | Internet Protocol security |
| ISM | Industrial, Scientific, Medical |
| Mbps | Megabit per second |
| MPLS | Multi Protocol Label Switching |
| PDH | Plesiochronous Digital Hierarchy |
| QAM | Quadrature Amplitude Modulation |
| QoS | Quality of Service |
| SCDMA | Synchronous Code Division Multiple Access |
| SDH | Synchronous Digital Hierarchy |
| SHDSL | Single-pair High-speed Digital Subscriber Line |
| TDM | Time Division Multiplexing |
| VLAN | Virtual Local Area Network using IEEE 802.1q standard |
| VPN | Virtual Private Network |
| WiMAX | Worldwide Interoperability for Microwave Access |
| X.509 | ITU-T standard for a public key infrastructure (PKI) |
| 3DES | Triple Data Encryption Standard |
| 4G | 4th Generation technology – eg. WiMAX, LTE |