Главная страница

Справочный центр

Learn Any Topic in 5 Minutes: Your Ultimate Glossary

Search for topics that interest you

216

articles

Что такое оптический измеритель мощности и почему он важен при тестировании SFP

Узнайте, что такое оптический измеритель мощности (OPM), как он измеряет оптическую мощность и потери, и почему он важен при тестировании оптических модулей, SFP и QSFP.

What Is a VOA Variable Optical Attenuator in Fiber Optics?

Learn what a VOA variable optical attenuator is, how it works, and why it is critical for optical modules like SFP and QSFP in fiber networks.

Fixed Optical Attenuator in Optical Modules: Why It Matters

Learn what a fixed optical attenuator is, how it works, and why it is used to control optical power, protect receivers, and support optical modules.

Digital Communication Analyzer (DCA) in Optical Testing

Understand what a Digital Communication Analyzer (DCA) is, how it works, and why it is essential for optical module testing, eye diagrams, and signal integrity.

What Is Direct Memory Access? DMA Explained

Direct Memory Access (DMA) lets hardware devices transfer data to or from memory without CPU involvement, boosting speed and system efficiency.

Copper-based Interconnects: A Cost-Effective Solution for Data Centers

Discover the benefits of copper-based interconnects for data centers. Learn how they reduce costs, improve connectivity, and support network efficiency.

Access Control Lists (ACL) Explained: A Complete Guide for Network Security

Access control lists define who can access or modify files and networks, improving security by setting clear permissions for users and devices.

What is BGP? Understanding the Internet’s Essential Routing Protocol

Border Gateway Protocol (BGP) manages how data travels between networks, ensuring efficient, reliable routing across the global Internet.

The Ultimate Guide to Power Distribution Units (PDUs): From Basics to Smart Management

A power distribution unit ensures safe, efficient power delivery to data center equipment, preventing overloads and supporting reliable IT operations.

Wi-Fi Explained: How Wireless Internet Connects Your World

Wi-Fi technology enables wireless internet access for devices like phones, laptops, and tablets, using radio waves for fast, cable-free connectivity.

All Topics

ACL (Access Control Lists)

ADAS (Advanced Driver Assistance System)

AI (Artificial Intelligence)

API (Application Programming Interface)

ASIC (Application-Specific Integrated Circuit)

ASK (Amplitude Shift Keying)

BER (Bit Error Rate)

BGP (Border Gateway Protocol)

CD (Chromatic Dispersion)

CDN (Content Delivery Network)

CDR (Clock and Data Recovery)

Cloud Migration

CMC (Common-Mode Choke)

CMOS (Complementary Metal-Oxide-Semiconductor)

CMS (Central Management Server)

CNA (Converged Network Adapter)

Copper-based Interconnects

CPRI (Common Public Radio Interface)

CPU (Central Processing Unit)

CTLE (Continuous-Time Linear Equalizer)

CWDM (Coarse Wavelength Division Multiplexing)

DAS (Direct-Attached Storage)

DCS (Distributed Control Systems)

DDM/DOM (Digital Optical Monitoring)

DDMI (Digital Diagnostic Monitoring Interface)

DFB laser (Distributed Feedback Laser)

DFE (Decision Feedback Equalizer)

Digital Communication Analyzer

Dispersion Compensation

Dispersion Compensation Fiber (DCF)

Dispersion Compensation Module

DMA (Direct Memory Access)

DMD (Differential Mode Delay)

DNS (Domain Name System)

DSF (Dispersion-shifted Fibers)

DSL (Digital Subscriber Line)

DSP (Digital Signal Processor)

DWDM (Dense Wavelength Division Multiplexing)

eCPRI (Enhanced Common Public Radio Interface)

EDFA (Erbium-Doped Fiber Amplifier)

EEPROM (Electrically Erasable Programmable Read-Only Memory)

EMC (Electromagnetic Compatibility)

EMI (Electromagnetic Interference)

EML (Electro-absorption Modulated Laser)

ER (Extinction Ratio)

ESC (EtherCAT Slave Controller)

FBG (Fiber Bragg Grating)

FBT (Fused Biconical Taper) Splitter

FCoE (Fibre Channel over Ethernet)

FDM (Frequency-Division Multiplexing)

FEC (Forward Error Correction)

FFE (Feed-Forward Equalizer)

Fiber Optical Light Source

Fixed Optical Attenuator

FMMU (Fieldbus Memory Management Unit)

FP (Fabry‑Pérot) Lasers

FPGA (Field-Programmable Gate Array)

Frame Check Sequence FCS

FSK (Frequency Shift Keying) Modulation

FTP (File Transfer Protocol)

FTPS (FTP over SSL)

FTTC (Fiber to the Curb or Fiber to the Cabinet)

FTTH (Fiber To The Home)

FWA (Fixed Wireless Access)

GBIC (Gigabit Interface Converter)

GPS (Global Positioning System)

GPU (Graphics Processing Unit)

HDD (Hard Disk Drive)

HPC (High-Performance Computing)

HTTP (Hypertext Transfer Protocol)

HTTPS (HTTP over SSL)

I/O modules (Input/Output modules)

IBN (intent-based networking)

ICMP (Internet Control Message Protocol)

ICs (Integrated Circuits)

IEEE (Institute of Electrical and Electronics Engineers)

IIoT (Industrial Internet of Things)

INT (In-band Network Telemetry)

IPCs (Industrial PCs)

IPS (Intrusion Prevention System)

ISI (intersymbol interference)

ISP (Internet Service Provider)

LDP (Label Distribution Protocol)

LLDP (Link Layer Discovery Protocol)

LSP (Label Switched Path)

LWDM (LAN Wavelength Division Multiplexing)

MCP (Mode Conditioning Patch Cables)

MCU (Microcontroller Unit)

MLO (Multi-Link Operation)

MP2MP (Multipoint-to-Multipoint)

MP2P (Multipoint-to-Point)

MPLS (Multiprotocol Label Switching)

MTBF (Mean Time Between Failure)

MTBF (Mean Time Between Failures)

MTTA (Mean Time to Acknowledge)

MTTD (Mean Time to Detect)

MTTR (Mean Time to Repair)

MWDM (Mid-Wavelength Division Multiplexing)

NAS (Network Attached Storage)

NAT (Network Address Translation)

Network Congestion

Network Latency

NIC (Network Interface Card)

NMS (Network Management System)

NPO (Near-Packaged Optics)

NPU (Network Processing Unit)

NPU (Neural Processing Unit)

NRZ (Non-Return-to-Zero)

NTP (Network Time Protocol)

NVMe (Non-Volatile Memory Express)

OCL (Open Circuit Inductance)

OCM (Optical Channel Monitor)

ODN (Optical Distribution Network)

OFDMA (Orthogonal Frequency Division Multiple Access)

OMA (Optical Modulation Amplitude)

OPM Optical Power Meter

Optical-Electrical-Optical

OSI (Open Systems Interconnection)

OTN (Optical Transport Network)

OTU4 (Optical Transport Unit 4)

OXC (Optical Cross‑Connect)

P2MP (Point-to-Multipoint)

P2P (Point-to-Point)

PAM4 (Four-Level Pulse Amplitude Modulation)

PCB (Printed Circuit Board)

PCBA (Printed Circuit Board Assembly)

PCIe (Peripheral Component Interconnect Express)

PCS (Physical Coding Sublayer)

PD (Powered Device)

PDU (Power Distribution Unit)

PHY (Physical Layer Transceiver)

PICs (Photonic Integrated Circuits)

PLC (Programmable Logic Controller)

PMA (Physical Medium Attachment)

PMD (Physical Medium Dependent)

PMD (Polarization Mode Dispersion)

PoE (Power Over Ethernet)

POS (Packet over SONET/SDH)

PPP (Point-to-Point Protocol)

PROFIBUS (Process Field Bus)

PROFINET (Process Field Network)

PSE (Power Sourcing Equipment)

PSU (Power Supply Unit)

PTP (Precision Time Protocol)

QAM (Quadrature Amplitude Modulation)

QoS (Quality of Service)

RAM (Random Access Memory)

RDMA (Remote Direct Memory Access)

Receiver Overload

Receiver Sensitivity

RFI (Radio Frequency Interference)

RNM (Remote Network Monitoring)

ROADM (Reconfigurable Optical Add-Drop Multiplexer)

RoHS (Restriction of Hazardous Substances)

ROSA (Receiver Optical Sub-Assembly)

RTU (Remote Terminal Unit)

SAN (Storage Area Network)

SC-FDMA (Single-Carrier Frequency-Division Multiple Access)

SCADA (Supervisory Control and Data Acquisition)

SCP (Secure Copy)

SDM (Space Division Multiplexing)

SERDES (Serializer/Deserializer)

SFI (Serial Framing Interface)

SFTP (SSH File Transfer Protocol)

Signal Coupling

SMD (Surface-Mount Device)

SMT (Surface Mount Technology)

SNMP (Simple Network Management Protocol)

SNR (Signal-to-Noise Ratio)

SSD (Solid-State Drive)

SSH (Secure Shell) Protocol

SSL (Secure Sockets Layer)

SVI (Switched Virtual Interface)

SWDM (Short Wavelength Division Multiplexing)

TDECQ (Transmitter and Dispersion Eye Closure Quaternary)

TDM (Time-Division Multiplexing)

TDMA (Time Division Multiple Access)

THR (Through‑Hole Reflow Soldering)

THT (Through Hole Technology)

TIA (Transimpedance Amplifier)

TIM (Thermal Interface Material)

TOSA (Transmitter Optical Sub-Assembly)

TPU (Tensor Processing Unit)

TSN (Time-Sensitive Networking)

UDP (User Datagram Protocol)

UFD (Uplink Failure Detection)

Variable Optical Attenuator

VCSELs (Vertical-Cavity Surface-Emitting Lasers)

VLAN (Virtual LAN)

VNI (VXLAN Network Identifier)

VoIP (Voice over Internet Protocol)

VPN (Virtual Private Network)

VRF (Virtual Routing and Forwarding)

VXLAN (Virtual Extensible LAN)

WAPs (wireless access points)

WDM (Wavelength Division Multiplexing)

What Is CRC, CRC Cyclic Redundancy Check

What Is FCoE,FCoE Fibre Channel over Ethernet

WIS (WAN Interface Sublayer )

WLAN (Wireless LAN)

XLAUI (10-Lane Attachment Unit Interface)