In today’s rapidly evolving digital world, the internet is no longer a luxury but a fundamental part of daily life. From remote work to digital learning, streaming entertainment to smart home technologies, the breadth of internet applications is vast and continually expanding. The terminology accompanying these digital innovations can often be as complex as the technology itself. Whether you’re a tech enthusiast, a professional seeking to enhance your digital literacy, or simply a curious individual navigating the world wide web, understanding these terms is essential.
Our comprehensive “Broadband & Internet Glossary of Terms” serves as your definitive guide to demystifying the jargon. We’ve gathered an extensive list of terms, definitions and meanings to help you understand what broadband and internet technologies are about. From basic concepts like ‘bandwidth’ and ‘DSL’ to ‘Latency’ and ‘Fibre Optics,’ this glossary aims to convert confusing technical language into clear, understandable information.
We will continue to expand this list of terms on an ongoing basis. We also soon allow you to request terms to be added to this list.
Enjoy!
d
- Downsampling
- Downstream
- Downward Compatibility
- DQDB
- DSL (Digital Subscriber Line)
- DSL Filter
- Dual-Homed
- Dual-Stack Network
- Dual-Tone Multi-Frequency (DTMF)
- Duplex Communication
- Duplexer
- Dynamic Addressing
- Dynamic Bandwidth Allocation (DBA)
- Dynamic Content
- Dynamic Data Exchange (DDE)
- Dynamic DNS
- Dynamic DNS (DDNS)
- Dynamic Host Configuration Protocol (DHCP)
- Dynamic IP
- Dynamic Network Configuration
- Dynamic Parallelism
- Dynamic Phase Alignment
- Dynamic Routing
- Dynamic Routing Protocol
- Dynamic Service
- Dynamic Switching
- Dynamic VLAN
- Dynamic Web
- Dynamic Website
- Dynamic Windows
e
- E-LAN (Ethernet LAN)
- E-Line (Ethernet Line)
- E-Tree (Ethernet Tree)
- Earliest Deadline First (EDF)
- eBGP (External BGP)
- Edge-Aware Networking
- Edge Computing
- Edge Computing Framework
- Edge Device
- Edge Device Security
- Edge Gateway
- Edge Network
- Edge Node
- Edge Router
- Edge Router Protocol (ERP)
- Edge Security Controller (ESC)
- Edge Switch
- Edge Tier
- Edge-to-Edge (E2E)
- Edge Transport Server
- Edge Virtual Bridging (EVB)
- EIGRP (Enhanced Interior Gateway Routing Protocol)
- Elastic Network
- Elastic Resource Management
- Elastic Search Engine
- Electromagnetic Interference (EMI)
- Elliptic Curve Cryptography (ECC)
- Elliptic Curve Cryptosystem (ECC)
- Embedded Network
- Embedded Systems
- Emergency Communications Network
- Encapsulating Security Payload (ESP)
- Encapsulation
- Encryption Algorithm
- Encryption Key Management
- End Host
- End Point Protection
- End System
- End-to-End Encryption
- End-to-End Encryption (E2EE)
- Endpoint Security
- Energy Efficiency in Data Networks
- Enterprise Bus
- Enterprise Cloud
- Enterprise Data Management
- Enterprise DNS
- Enterprise Network Gateway
- Enterprise Networking
- Enterprise Resource Planning (ERP)
- Enterprise Router
- Enterprise Security Architecture
- Enterprise WLAN
- Entity Authentication
- Entry-Level Switch
- Enueue
- Environmental Monitoring
- Equalization
- Equipment Identity Register (EIR)
- Error Detection Algorithm (EDA)
- Error Handling
- Ethernet
- Ethernet Cable
- Ethernet Demarcation Device (EDD)
- Ethernet Frame
- Ethernet Hub
- Ethernet Light Interface (ELI)
- Ethernet Over Copper
- Ethernet Over IP (EoIP)
- Ethernet Over SDH (EoS)
- Ethernet Physical Layer




