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!
s
- Storage Area Network (SAN)
- Streaming Media Server
- Streaming Video
- Structured Cabling
- Structured Cabling System
- Subnet Mask
- Subscriber Database
- Subscriber Identifier Module (SIM)
- Subscriber Identity Module (SIM)
- Subscriber Line
- Subscriber Loop
- Subscription Broadcasting
- Supervisory Control and Data Acquisition (SCADA)
- Supervisory Network
- Supply Chain Network
- Surety Bonding
- Switch
- Switch Fabric
- Switched Ethernet
- Switched Megabit Data Service (SMDS)
- Switched Multimegabit Data Service (SMDS)
- Switching Fabric
- Symmetrical Broadband
- Synchronous Network
- Synchronous Optical Networking (SONET)
- Synchronous Serial Interface (SSI)
- Synchronous Transfer
- Synthesized Network
- Synthetic Network
- Syslog
- System Bus Interface
- System Network Architecture (SNA)
- System on a Chip (SoC)
t
- T-Carrier System
- T-Connector
- T1 Line
- T3 Line
- Tag Distribution Protocol (TDP)
- TCP Congestion Control
- TCP/IP Stack
- TCP Spoofing
- TCP (Transmission Control Protocol)
- Telecommunications
- Telemetry Data
- Telepresence
- Temporal Key Integrity Protocol (TKIP)
- Terabit Data Network (TBDN)
- Terrestrial Network
- Test Access Port (TAP)
- Tethering
- Throughput
- Time-Division Duplexing (TDD)
- Time Division Multiplexing (TDM)
- Time-Division Multiplexing (TDM)
- Time to Live (TTL)
- TLS (Transport Layer Security)
- Token Bucket Algorithm
- Token Ring
- Top-of-Rack Switch
- Torrent
- Traceroute
- Traffic Engineering Label Switched Path (TE-LSP)
- Traffic Flow
- Traffic Prioritization
- Traffic Shaping
- Transient Noise
- Transmission Band
- Transmission Control Protocol (TCP)
- Transmission Convergence Layer
- Transmission Distance
- Transmission Line
- Transmission Media
- Transmission Power Control (TPC)
- Transport Layer Security (TLS)
- Transport Protocol Port
- TRILL (TRansparent Interconnection of Lots of Links)
- Trivial File Transfer Protocol (TFTP)
- Trojan
- Trunk Groups
- Trunking
- Trunking Protocol
- Trusted Authentication
- Trusted Network Module (TNM)
- Trusted Platform Module (TPM)
- Trusted Third Party
- Tunnel Broker
- Tunneled Direct Link Setup (TDLS)
- Twinaxial Cable
- Twisted Pair Cable
- Two-Factor Authentication (2FA)
- Two-Way Authentication
u
- U-NII (Unlicensed National Information Infrastructure)
- UDP (User Datagram Protocol)
- Ultra-Broadband
- Ultra-High Definition (UHD)
- Ultra High Frequency (UHF)
- Ultra-Low Latency
- Ultra-Wideband (UWB)
- Unbuffered Memory
- Unchannelized Interface



