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Dual-channel fiber optic channel card

Fiber and communications infrastructure knowledge brief Published 18 Aug 2024

Prepared for preliminary research by the ENSAA knowledge desk. Confirm optical interfaces, port or core capacity, electrical input and output, enclosure protection, thermal design and installation limits against current standards and product documentation.

A dual-channel fiber optic card provides two independent fiber connections for high-speed data or video transmission, supporting SFP/SFP+ modules for flexible connectivity.

Overview

A dual-channel fiber optic card is a hardware interface that allows a computer, server, or specialized device to send and receive data over fiber optic cables using two independent channels. These cards are commonly used in high-performance networking, storage area networks (SANs), and professional video applications. They support both single-mode (SMF) and multimode fiber (MMF), and often allow the use of SFP, SFP+, or CWDM/WDM transceivers for flexible deployment.

Key Features

Dual Ports/

Channels: Two independent fiber connections for redundancy, load balancing, or simultaneous data streams. High Bandwidth: Typical speeds range from 10GbE to 32Gb Fibre Channel, depending on the card and protocol. Protocol Support: Ethernet (10G/25G/100G), Fibre Channel (16G/32G), and video standards like 3G-SDI, HD-SDI, SD-SDI, ASI for broadcast applications.

SFP/SFP+ Compatibility: Cards accept pluggable transceivers, allowing selection of short-range (SR), long-range (LR), or CWDM/WDM modules.

PC

Ie Interface: Most cards use PCIe x4, x8, or x16 slots, with higher PCIe versions supporting faster NICs. Advanced Features: Jumbo frame support, VLAN tagging, link aggregation, PXE boot, and offload capabilities for optimized performance.

Applications

Enterprise Networking: Dual-channel NICs provide high-speed connectivity for servers, aggregation switches, and data centers, supporting 10G/25G Ethernet. Storage Area Networks (SANs): Fibre Channel dual-port cards connect servers to SANs, offering redundancy and high throughput for storage-intensive workloads. Broadcast and Video: Specialized dual-channel fiber optic receiver cards convert optical signals to 3G/HD/SD-SDI or ASI, ensuring jitter-free video transport.

High-

Availability Systems: Dual channels allow failover and load balancing, critical for mission-critical applications. Installation and ConsiderationsPCIe Slot Compatibility: Ensure the host system has a compatible PCIe slot (x4, x8, or x16) and sufficient bandwidth. Transceiver Selection: Choose SFP/SFP+ modules based on distance, fiber type, and data rate requirements.

Cooling and Power: High-speed dual-port cards may generate heat; proper airflow and power supply are essential.

Driver and O

S Support: Verify that the card is supported on your operating system (Windows, Linux, VMware, etc.) and install the latest drivers.

Examples of Dual-

Channel Fiber Optic CardsStarTech 2-Port 10G Fiber NIC: PCIe x8, Intel chipset, supports SFP+ modules, VLAN tagging, and jumbo frames.

Level

One GNC-0202: Dual 10GbE SFP+ NIC with FCoE support and remote boot capabilities.

QNA

P QXP-16G2FC: Dual-port 16Gb Fibre Channel card for NAS integration, supporting SFP+ transceivers. Net Insight NI-362R: Dual-channel fiber optic receiver card for video applications, supporting 3G/HD/SD-SDI and ASI signals.

Dell Q

Logic 2772: Dual-port 32GbE Fibre Channel HBA for high-performance SAN deployments. Dual-channel fiber optic cards are essential for high-speed, reliable, and flexible connectivity, whether for enterprise networking, storage, or professional video applications. Selecting the right card involves considering protocol, speed, fiber type, PCIe compatibility, and intended use case.

Dual-channel fiber optic channel card - ENSAA OPTICAL NETWORKS [PDF]

Dual-channel fiber optic channel card

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Technical note

This reference is intended for preliminary fiber and communications infrastructure research. Optical interface, fiber type, port or core capacity, electrical input and output, enclosure protection, cooling, installation limits and applicable standards must be verified for the specific project.

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