Intel 82580EB Network Card Quad SFP Ports PCIe X4 Virtualization Ready

4-Port SFP Gigabit LAN Card

4-Port SFP Gigabit LAN Card Overview

The E-link LNK-LC4000 is a high-performance Quad Port Gigabit Fiber Network Interface Card

built on the reliable Intel 82580EB controller. This server-grade adapter is designed to be used with

PCI-Express x4 slots. It features four SFP ports that support both fiber and copper Gigabit Ethernet

connections, offering ultimate flexibility for diverse network environments. It delivers exceptional

throughput and efficiency with advanced hardware offloading technologies, including TCP/UDP/IP

checksum offload, TSO, and VMDq virtualization support. The LNK-LC4000 is an ideal solution

for data centers, servers, and virtualization platforms, ensuring robust performance, reduced CPU

overhead, and reliable connectivity for demanding network applications.

4-Port SFP Gigabit LAN Card Features

► Plug-and-Play design for easy installation
► Supports PCI Express Base Specification 2.0 (5 GT/s)
► Powered by Intel® 82580 Quad integrated MAC + PHY and SERDES chip controllers

for high performance, reliability, and low power consumption
► Ultra-deep packet buffer per channel reduces CPU utilization
► Hardware acceleration offloads tasks from the host processor, including TCP/UDP/IP checksum

calculations and TCP segmentation
► Server-class reliability, availability, and performance features:
 • Link aggregation and load balancing
 • Switch-dependent: IEEE 802.3ad (LACP), Generic Trunking (GEC/FEC)
 • Switch- and NIC-independent failover support
► Advanced traffic management:
 • Priority queuing with IEEE 802.1p Layer 2 priority encoding
 • Virtual LANs with IEEE 802.1Q VLAN tagging
 • Jumbo Frames up to 9.5KB
 • IEEE 802.x flow control
 • Multicast/broadcast packet replication
► Comprehensive network monitoring with statistics for SNMP MIB II, Ethernet-like MIB,

and Ethernet MIB (IEEE 802.3z, Clause 30)
► Supports Vital Product Data (VPD) for system management

4-Port SFP Gigabit LAN Card Technical Indexes

After-Sales and Warranty Policy

It is composed of online customer service and telephone customer service, providing product consultation,

remote technical support, maintenance and acceptance services.

Service Policy: Three-month replacement and three-year warranty.

Replacement: Within three months of purchasing a series of products, after testing the product failure

by technicians and man-made damage caused by non-natural disasters, the purchaser can directly

go to the purchasing point to replace the same type of products.Or a product of comparable performance.

If there is no trouble in product testing, the original sample will be returned.

Warranty: Man-made damage caused by non-natural disasters, our company's free warranty period is 1 year.

[The following circumstances do not fall within the scope of replacement and free maintenance]

1.Damage caused by operation and maintenance not in accordance with the instructions in the product manual.
2.Damage caused by human factors, such as inappropriate voltage input, water intake and breakage.
3.Damage to products caused by natural disasters, such as lightning, earthquakes, fires, etc.
3.Unauthorized alteration of the inherent settings or repair without the company's permission.
4.Products beyond the scope of free maintenance.
5.Damage caused by transportation, loading and unloading during repairs sent by customers.
6.The product bar code or model on the product warranty card does not conform to the product itself.
7.Failure or damage caused by other non-product problems such as design, technology, manufacturing and quality.

Established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product manufacturer in China. Our main products include active equipments including fiber media converters, CCTV fiber converters, CCTV over Ethernet Converters (HD-SDI over Ethernet, HDMI over Ethernet, Power over Ethernet), etc. With rich experience in providing high quality products in telecom and CCTV business, E-link has a large manufacturing base in Shenzhen, able to deliver cost-effective solutions to serve our customers successfully.

E-Link Quality:

• ISO9001 Quality System

• Full-Spectrum environment and electrical testing of all product design

• 48 hours aging test before delivery

• Qualified CE, RoHS, FCC

Since the launch of our products on the domestic market and international market, we have won a good reputation for our high quality products and sincere services. Our products are widely applied to network systems of Telecom, Radio and Television, Public Security, Bank ,ect. To be in line with different needs of different customers, we have people to trace the latest market information so as to keep our products competitive and vital.

Our knowledgeable sales, technical support and engineering staff are dedicated to understanding your requirements and designing products & solutions to meet your needs. We shall be pleased to provide you fiber optical network products with our best price, superior quality and fast delivery.