TABLE OF CONTENTS | ADM | add-drop multiplexer | |
| AM | Amplitude Modulation | |
| ANSI | American National Standards Institute | |
| ASP | Application Service Provider | |
| ATIS | Alliance for Telecommunications Industry Solutions | |
| ATM | Asynchronous Transfer Mode | |
| AUG | Administrative Unit Group | |
| BER | Bit Error Rate | |
| B-ISDN | Broadband Integrated Services Digital Network | |
| BRA | Basic Rate Access | |
| BSC | Bisynchronous Communications (protocol) | |
| CAN | campus area network | |
| CATV | Cable television | |
| CBCU | Centralized Broadband Control Unit | |
| CCIS | Common Channel Inter-office Signaling | |
| CCR | Customer Controlled Reconfiguration | |
| CCS | Common Channel Signaling | |
| CDMA | Code Division Multiple Access | |
| CDPD | Cellular Digital Packet Data | |
| CLEC | Competitive Local Exchange Carrier | |
| CO | Central Office | |
| CODEC | COder-DECoder | |
| CPE | Customer Premises Equipment | |
| CPI | Computer-PBX Interface | |
| DCS | Digital Cross-Connect System | |
| DLC | Digital Loop Carrier | |
| DSL | Digital Subscriber Line | |
| DSLAM | Digital Subscriber Line Access Multiplexer | |
| DWDM | Dense Wave Division Multiplexing | |
| ECSA | Exchange Carriers Standards Association | |
| EDFA | Erbium Doped Fiber Amplifiers | |
| EIA | Electronics Industry Association | |
| ETSI | European Telecommunications Standards Institute | |
| FDDI | Fiber Distributed Data Interface | |
| FDM | frequency division multiplexing | |
| FM | Frequency Modulation | |
| FR | Frame Relay | |
| FSAN | Full Service Access Networks | |
| FSK | Frequency Shift Keying | |
| Gbps | Gigabits Per Second | |
| HFC | Hybrid Fiber and Coax | |
| IC | Integrated Circuit | |
| ICP | Integrated Communications Provider | |
| IEC | Inter Exchange Carrier | |
| ILEC | Incumbent Local Exchange Carrier | |
| IP | Internet Protocol | |
| ISDN | Integrated Services Digital Network | |
| ITU | International Telecommunications Union |
