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!
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- LAN (Local Area Network)
- Latency
- Latency Budget
- Latency Criterion
- Latency Jitter
- Latency Sensitivity
- Latency Variation
- Layer 2 Forwarding
- Layer 2 Switch
- Layer 3 Firewall
- Layer 3 Switch
- Layer2/Layer3 Switch
- LC-AS (Link Capacity Adjustment Scheme)
- Leased Access
- Leased Bandwidth
- Leased Line
- Least Bit Error Rate (LBER)
- Least Cost Routing
- Legal Intercept
- Let’s extend this list further for you:
- Lightweight Access Point Protocol (LWAPP)
- Lightweight Directory Access Protocol (LDAP)
- Link Adaptation
- Link Aggregation Control Protocol (LACP)
- Link Aggregation Group (LAG)
- Link Authentication
- Link Compression
- Link Control Protocol (LCP)
- Link Layer Protocol
- Linked Open Data
- Linux Container
- Load Balancing
- Load Distribution
- Load Shedding
- Local Area Network (LAN)
- Local Breakdown
- Local Exchange Carrier (LEC)
- Local Interface
- Local Loop
- Local Loop Unbundling (LLU)
- Local Management Interface (LMI)
- Local Network Interface (LNI)
- Lockstep Protocol
- Logical Channel
- Logical Link Control (LLC)
- Logical Network Configuration
- Logical Ring
- Long-Distance Ethernet
- Long-Haul Network
- Long-Haul Transmission
- Long Term Evolution (LTE)
- Loopback Interface
- Loopback Test
- Low-Latency Queuing (LLQ)
- Lower-Layer Protocol
- LTE-Advanced (LTE-A)
- LTE Broadcast (eMBMS)
- LTE (Long Term Evolution)




