Optimized for Enterprise and Data Center Networks The Huawei EH1D2S24CEA0 Interface Card is engineered to fulfill the high-density and high-speed switching demands of enterprise environments and data centers deploying Huawei S9700 series switches. This solution targets network architects requiring scalable and reliable interface cards capable of supporting mixed optical and electrical connectivity within a single module. Its 24-port design integrates 16 high-performance 100/1000BASE-X optical ports alongside 8 configurable combo ports, accommodating diverse network topologies. By providing hot-swappable capabilities, the card supports continuous operation with minimal service disruption, making it suitable for mission-critical infrastructures that prioritize operational uptime and maintenance flexibility.
Advanced Technical Architecture and Specifications Featuring line-rate switching on all 24 ports, the Huawei EH1D2S24CEA0 Interface Card supports distributed forwarding through a sophisticated distributed data plane architecture. This design enables concurrent processing of data flows, significantly enhancing throughput and reducing latency. The card complies with IEEE 802.3 standards including 802.3ab and 802.3z, ensuring compatibility with industry protocols such as IP, Ethernet II, Ethernet SAP, and Ethernet SNAP. Supporting synchronous Ethernet on optical ports contributes to precise timing synchronization across network elements. Physically, the module measures 394.7 mm by 426.8 mm by 35.1 mm, with a moderate power consumption of 75W, optimized for operational environments from 0°C to 45°C and relative humidity levels from 5% to 95% (noncondensing).
Broad Network Deployment and Integration Potential In practical deployment scenarios, the Huawei EH1D2S24CEA0 Interface Card extends the functionality of existing Huawei S9700 switches by offering a flexible combination of optical and electrical interfaces. This adaptability supports evolving enterprise and data center networks requiring bandwidth scaling and enhanced concurrency. The card's hot-swappable nature reduces maintenance windows and operational interruptions, making it a valuable asset in environments where reliability is paramount. Distributed forwarding capability streamlines data processing workflows, improving end-to-end network performance. Its compatibility with multiple chassis slot configurations facilitates integration across diverse deployment scales, thereby supporting network expansion plans and modernization in medium to large-scale infrastructures.
Product Advantages
Structural and Modular Integration Benefits The Huawei EH1D2S24CEA0 Interface Card is structurally designed for seamless integration within the Huawei S9700 chassis system, featuring modular engineering that enables effortless insertion and removal without compromising chassis integrity. This hot-swappable design reduces maintenance downtime and permits easier network upgrades. The card’s flexible combo port arrangement—consisting of 16 GE optical ports and 8 configurable electrical or optical ports—affords network engineers adaptability to match specific interface requirements without additional hardware modifications. Its compliance with IEEE 802.3 standards reinforces interoperability and ensures that the module meets demanding network architecture specifications, simplifying system design and future scalability.
Performance Efficiency and Operational Usability From a performance standpoint, the Huawei EH1D2S24CEA0 Interface Card delivers consistent line-rate switching on all ports, endorsing high throughput and low latency critical for data-intensive applications. The support for synchronous Ethernet within optical interfaces promotes precise timing coordination, essential for services requiring minimal jitter. Its power consumption profile balances efficiency with performance output, contributing to sustainable operational costs. Usability is further enhanced by compatibility with multiple S9700 chassis models and simplified installation procedures via hot-swappability. Collectively, these features provide end users and network administrators with a reliable, adaptable, and performance-optimized solution that integrates easily into complex network environments.
Functions and features of the EH1D2S24CEA0
Function
Description
Basic function
The EH1D2S24CEA0 provides line-rate switching on sixteen GE optical ports and eight GE combo ports. The combo ports can be configured as either optical ports or electrical ports.
NOTE:
A maximum of twenty-four ports, that is, sixteen GE optical ports and eight combo ports, can work at the same time on the EH1D2S24CEA0.
Synchronous Ethernet
The 100 Mbit/s optical/electrical ports and GE optical ports of the EH1D2S24CEA0 support the synchronous Ethernet function. When a combo port works as a GE electrical port, it does not support the synchronous Ethernet function.
Distributed forwarding
Performs concurrent data forwarding using a distributed data plane.
Hot Swap
The EH1D2S24CEA0 is hot swappable.
Ports on the EH1D2S24CEA0
10/100/1000BASE-T electrical port attributes
Attribute
Description
Connector type
RJ45
Standards compliance
IEEE 802.3ab
Frame format
Ethernet_II, Ethernet_SAP, Ethernet_SNAP
Network protocol
IP
100/1000BASE-X optical port attributes
Attribute
Description
Connector type
SFP
Optical port attributes
Depend on the SFP optical module used.
For details about optical modules supported by the EH1D2S24CEA0 and their attributes, see FE SFP/eSFP Optical Modules, GE eSFP Optical Modules, GE-CWDM eSFP Optical Modules, and GE-DWDM eSFP Optical Modules.
Standards compliance
IEEE 802.3z
Frame format
Ethernet_II, Ethernet_SAP, Ethernet_SNAP
Network protocol
IP
Specifications of the EH1D2S24CEA0
Item
Description
Physical specifications
Dimensions (W x D x H): 394.7 mm x 426.8 mm x 35.1 mm (15.5 in. x 16.8 i. x 1.4 in.)
Weight: 2.70 kg (5.95 lb)
Maximum power consumption: 75 W
Environment specifications
Operating temperature: 0°C to 45°C (32°F to 113°F)
Operating relative humidity: 5% RH to 95% RH (noncondensing)
Storage temperature: -40°C to +70°C (-40°F to +158°F)
Storage relative humidity: 5% RH to 95% RH (noncondensing)
Use Scenarios
High-Density Data Center Network Expansion In data center environments where maximizing port density and bandwidth is critical, the Huawei EH1D2S24CEA0 Interface Card serves a pivotal role by delivering 24 high-speed ports combining both optical and electrical interfaces. This flexibility accommodates varied server and storage connections, allowing data centers to optimize rack space while maintaining high throughput capabilities. The card’s synchronous Ethernet functionality ensures precise timing across distributed systems, supporting applications where latency and jitter sensitivity are critical. Its hot-swappable design facilitates rapid upgrades or maintenance without disrupting active network traffic, aligning with data center operational requirements for high availability and minimal downtime.
Enterprise Network Modernization and Scalability Within medium to large-scale enterprise networks undergoing modernization, the Huawei EH1D2S24CEA0 Interface Card enables a smooth transition to higher bandwidth infrastructure by providing a scalable interface solution compatible with multiple chassis configurations. It supports distributed forwarding which enhances network efficiency by balancing traffic loads and reducing processing delays. The configurable combo ports allow IT teams to adapt to mixed-media environments, enhancing network flexibility without extensive hardware replacements. By integrating seamlessly with existing Huawei S9700 switches, this interface card helps enterprises implement robust, reliable networks designed for growth, compliance with IEEE standards, and evolving digital communication demands.
EH1D2S24CEA0 FAQ
Q1: What are the core functions of this service board? How does it balance 25G high bandwidth and high concurrency?
A1: It contains 24 pure SFP28 optical ports, supporting 25G/10G dual-rate, enhanced high-concurrency forwarding (≥12000PPS); single-port 25G high bandwidth, adaptable to high-load scenarios, low power consumption ≤135W, making it the preferred choice for large-scale 25G network access.
Q2: Compared with ordinary 24-port 25G optical port boards, what are its core advantages?
A2: The advantages are enhanced high concurrency (no peak bottleneck), dual-rate compatibility with new and old equipment, high density saving slots, and green low power consumption, simultaneously solving the three major pain points of insufficient bandwidth, high upgrade costs, and excessive power consumption in high-bandwidth scenarios.
Q3: Does it require specific optical modules? Which core protocols does it support?
A3: Compatible with Huawei standard SFP28 optical modules (25G) and SFP+ optical modules (10G); supports IPv4/IPv6 dual-stack, LACP, and VRRP, meeting the high reliability requirements of the backbone layer.
Q4: How to determine if this service board needs to be deployed? Is the installation complex?
A4: Deployment is recommended for medium to large-scale networks requiring 15-24 high-bandwidth terminals, pursuing 25G upgrades, or high-concurrency transmission; supports hot-swapping, installation requires no professional tools, ports automatically identify speed, and it's plug-and-play.
Optical Modules Supported by Huawei S Series Switches
