P22703-B21 HPE 2 Ports Ethernet PCI-E QL41232HLCU 10/25GB SFP28 Adapter
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HPE P22703-B21 Dual-Port 10/25GbE Adapter
The HPE P22703-B21 is a powerful two-port SFP28 Ethernet PCIe adapter engineered to deliver high-speed connectivity and reliable throughput for enterprise servers and storage infrastructures.
General Specifications
- Manufacturer: Hewlett Packard Enterprise
- Part Number: P22703-B21
- Device Category: Ethernet Network Interface Card
Technical Highlights
- Plug-in card design for streamlined installation
- PCI Express 3.0 x8 bus interface
- Compliant with PCIe 3.0 specification revision
Port Configuration
- Dual SFP28 connectors supporting 10GbE and 25GbE speeds
- Flexible bandwidth options for diverse workloads
- Optimized for high-throughput networking environments
Performance Metrics
- Data link protocols: 10 Gigabit Ethernet and 25 Gigabit LAN
- Maximum transfer rate: 25 Gbps
- Lightweight design: 10.23 oz
Compatibility & Deployment
Supported Platforms
- HPE ProLiant DL325 Gen10
- HPE ProLiant DL345 Gen10
- HPE ProLiant DL360 Gen10
- HPE ProLiant DL365 Gen10
- HPE ProLiant DL380 Gen10
- HPE ProLiant DL385 Gen10
- HPE ProLiant XL220n Gen10
- HPE ProLiant XL225n Gen10
- HPE ProLiant XL290n Gen10
Designed Solutions
- Optimized for Nimble Storage dHCI medium solutions
- Ideal for enterprise workloads requiring scalable bandwidth
- Supports cloud-ready and virtualization-driven infrastructures
HPE P22703-B21 2 Ports 10/25GB SFP28 Adapter Overview
The HPE P22703-B21 2 Ports Ethernet PCI-E QL41232HLCU 10/25GB SFP28 Adapter is engineered to deliver enterprise-class network connectivity for modern servers, virtualization platforms, software-defined infrastructure, cloud computing environments, and high-performance data centers. Organizations seeking dependable network bandwidth, low latency, and scalable connectivity benefit from this dual-port Ethernet adapter because it supports both 10GbE and 25GbE networking technologies. As businesses continue to migrate toward virtualized workloads, distributed storage, and bandwidth-intensive applications, this adapter provides the performance required to maintain operational efficiency while supporting future infrastructure growth.
Designed around advanced PCI Express technology, this adapter enables reliable communication between enterprise servers and high-speed network fabrics. The dual SFP28 interfaces allow administrators to deploy flexible networking configurations while supporting existing 10 Gigabit Ethernet deployments and enabling seamless migration toward 25 Gigabit Ethernet infrastructure. This flexibility reduces upgrade complexity and helps organizations maximize existing investments while preparing for increasing network demands.
Enterprise 10GbE and 25GbE Network Connectivity
Enterprise networking continues evolving toward higher bandwidth solutions that can accommodate virtualization, containerized applications, cloud-native workloads, and distributed storage platforms. The HPE P22703-B21 adapter supports both 10GbE and 25GbE Ethernet connections, making it suitable for organizations operating mixed-speed environments. Rather than replacing networking hardware during every infrastructure upgrade, businesses can implement adapters that support multiple Ethernet speeds and simplify migration planning.
The availability of dual ports improves redundancy, bandwidth aggregation, and workload distribution. Organizations can configure separate network paths for application traffic, storage communication, backup operations, virtualization migration, or failover connectivity without requiring additional network interface cards.
Flexible Infrastructure Expansion
Scalable networking solutions remain essential for growing businesses. The adapter enables administrators to expand server bandwidth without redesigning existing network architectures. Multiple deployment scenarios become possible, including redundant network paths, load balancing, virtual machine traffic segregation, storage networking, and clustered computing environments.
Since the adapter supports industry-standard SFP28 connectivity, organizations can select compatible optical transceivers or Direct Attach Copper cables according to deployment distance, performance objectives, and infrastructure budgets.
Dual-Port Architecture for Improved Network Availability
Dual-port Ethernet adapters provide greater operational resilience than single-port alternatives. The HPE P22703-B21 allows each interface to operate independently or together depending on network configuration requirements. This flexibility supports high availability while minimizing downtime caused by cable failures, switch maintenance, or unexpected hardware interruptions.
Enterprise servers frequently perform mission-critical workloads that require uninterrupted connectivity. Dual network interfaces help maintain communication even when one physical connection becomes unavailable. Load balancing technologies also improve throughput by distributing network traffic across both interfaces.
Traffic Segmentation Benefits
Separating application traffic from storage communication enhances security, improves overall performance, and simplifies network administration. Organizations frequently dedicate one interface for production workloads while assigning the second interface to backup operations, virtualization migration traffic, or storage communication.
This separation reduces network congestion while helping administrators isolate performance issues more effectively.
PCI Express Integration for High-Speed Data Transfer
PCI Express technology provides the bandwidth necessary for modern Ethernet adapters operating at 10GbE and 25GbE speeds. The HPE P22703-B21 utilizes PCI Express architecture to minimize communication bottlenecks between server processors and network infrastructure. High-speed PCIe connectivity ensures that demanding applications receive sufficient bandwidth while maintaining consistent data throughput.
Enterprise applications increasingly depend on rapid communication between processing resources and network infrastructure. Whether transferring large databases, processing virtualization traffic, or supporting distributed computing workloads, PCIe connectivity contributes significantly to maintaining low-latency network performance.
Optimized Data Flow
Efficient PCI Express communication minimizes unnecessary delays while allowing processors, memory resources, storage controllers, and network interfaces to exchange information rapidly. This optimization supports demanding workloads commonly found within enterprise environments.
SFP28 Interface Compatibility
The adapter incorporates dual SFP28 ports that provide exceptional deployment flexibility. Organizations can choose optical transceivers or Direct Attach Copper cables according to infrastructure requirements, rack layouts, communication distances, and network budgets.
SFP28 technology supports compact high-speed interfaces while maintaining compatibility with many enterprise networking ecosystems. The modular design simplifies upgrades because transceivers can be replaced independently of the network adapter itself.
Fiber Connectivity Advantages
Fiber optic networking supports long-distance communication while reducing susceptibility to electromagnetic interference. Organizations deploying large data centers frequently utilize fiber connections between server racks, aggregation switches, and core networking equipment to ensure reliable communication across extensive facilities.
Direct Attach Copper Support
Short-distance server connections commonly utilize Direct Attach Copper cables because they provide excellent performance while reducing deployment costs. Within server racks and adjacent cabinets, DAC connectivity offers a practical alternative to optical cabling.
Designed for Virtualized Data Centers
Virtualization platforms demand network adapters capable of supporting numerous virtual machines simultaneously. The HPE P22703-B21 provides bandwidth suitable for virtualization hosts operating multiple guest operating systems, software-defined networking platforms, and private cloud infrastructures.
Virtual machine migration, clustered applications, backup services, and storage communication all generate considerable network traffic. Dual-port connectivity combined with high Ethernet speeds allows administrators to allocate sufficient resources across multiple virtual workloads.
Support for Hypervisor Environments
Organizations deploying enterprise hypervisors require reliable network infrastructure capable of maintaining consistent throughput under varying workloads. High-performance Ethernet adapters contribute to improved virtual machine responsiveness while reducing communication bottlenecks.
Network Resource Allocation
Virtual switches can assign network resources according to workload priorities. Multiple virtual machines may share physical interfaces efficiently while maintaining predictable network performance across applications.
Cloud Infrastructure Optimization
Modern cloud computing environments depend heavily upon reliable network communication between compute resources, storage systems, management platforms, and application services. The HPE P22703-B21 adapter supports cloud infrastructure by delivering scalable bandwidth suitable for dynamic workload distribution.
Cloud deployments frequently require continuous communication between physical hosts, orchestration systems, monitoring platforms, and storage arrays. High-speed Ethernet connectivity improves responsiveness while supporting resource scalability.
Private Cloud Deployments
Organizations building private cloud environments benefit from adapters capable of supporting automated provisioning, workload balancing, and virtual resource management. Reliable network performance contributes directly to efficient cloud operations.
Storage Networking Performance
Storage traffic continues increasing as organizations adopt centralized storage systems, distributed file systems, backup repositories, and software-defined storage platforms. High-bandwidth Ethernet adapters play an essential role in maintaining storage responsiveness.
The HPE P22703-B21 supports storage communication between servers and network-attached storage platforms while reducing latency during backup operations, database synchronization, replication, and disaster recovery workflows.
Data Protection Workloads
Backup operations often transfer substantial volumes of information across enterprise networks. High-speed Ethernet interfaces shorten backup windows while allowing organizations to complete scheduled protection tasks without significantly affecting production workloads.
Replication Efficiency
Database replication, storage synchronization, and disaster recovery processes benefit from consistent network throughput. Improved transfer speeds reduce synchronization delays while enhancing business continuity strategies.
Performance for High-Density Computing
Modern enterprise servers frequently support hundreds of concurrent users, numerous virtual machines, extensive application services, and demanding analytical workloads. Network adapters must sustain these workloads without introducing communication bottlenecks.
The dual-port architecture enables servers to process multiple network streams simultaneously, improving overall responsiveness during periods of elevated utilization.
Large-Scale Application Support
Enterprise resource planning software, customer relationship management platforms, business intelligence applications, and collaboration environments all depend upon dependable network infrastructure. High-speed Ethernet connectivity contributes directly to improved user experiences.
Scalable Data Center Networking
As organizational requirements evolve, network infrastructure must accommodate increasing server density, larger storage platforms, and higher traffic volumes. The HPE P22703-B21 enables scalable networking strategies by supporting higher Ethernet speeds without requiring immediate replacement of compatible infrastructure components.
Administrators can gradually expand network capacity while preserving compatibility with existing deployment standards.
Infrastructure Modernization
Organizations modernizing legacy 10GbE environments can introduce 25GbE connectivity incrementally. This migration strategy reduces implementation complexity while allowing departments to prioritize infrastructure investments according to operational requirements.
Security-Oriented Enterprise Networking
Reliable network adapters contribute to enterprise security by supporting consistent communication between servers, authentication systems, monitoring platforms, and security appliances. Stable network performance allows security policies to function effectively without unnecessary communication delays.
Segmented network architectures supported through dual-port configurations further enhance administrative control over production, management, and backup traffic.
Isolated Network Communication
Organizations frequently separate management traffic from production workloads. Independent network interfaces simplify implementation while improving overall infrastructure organization and operational visibility.
Energy-Efficient Network Operations
Enterprise hardware increasingly emphasizes efficient operation without sacrificing performance. High-performance Ethernet adapters help consolidate network functionality while reducing the number of expansion cards required inside servers. Efficient networking hardware contributes to optimized airflow, simplified cable management, and balanced power consumption within dense server environments.
Operational Cost Benefits
Infrastructure consolidation reduces hardware complexity while simplifying maintenance procedures. Fewer components translate into easier management, streamlined upgrades, and lower long-term operational expenses.
Compatibility with Enterprise Servers
The HPE P22703-B21 adapter is intended for deployment within enterprise server environments requiring dependable Ethernet communication. It integrates with compatible HPE server platforms while supporting modern operating systems, virtualization platforms, and enterprise networking frameworks.
Organizations operating mixed infrastructure environments can deploy standardized networking hardware across multiple systems, simplifying inventory management, maintenance planning, and administrative procedures.
Flexible Deployment Options
The adapter supports deployment within virtualization clusters, database servers, application servers, storage gateways, backup servers, analytics platforms, web hosting infrastructure, and cloud computing environments. This versatility makes it suitable for organizations with diverse networking requirements.
Reliable Networking for Business-Critical Applications
Business-critical workloads require dependable network communication throughout continuous operational cycles. Financial systems, healthcare applications, manufacturing platforms, educational services, logistics environments, and government infrastructures all depend upon stable Ethernet connectivity.
The HPE P22703-B21 delivers networking performance appropriate for demanding enterprise environments where uninterrupted communication remains essential to maintaining productivity and service availability.
Consistent Throughput Under Load
Enterprise workloads fluctuate significantly throughout normal business operations. High-performance adapters help maintain predictable communication characteristics despite changing traffic patterns, concurrent users, and increasing application demands.
Reduced Communication Bottlenecks
Efficient network hardware minimizes delays associated with data transmission, enabling applications to exchange information rapidly while supporting responsive user experiences across enterprise computing environments.
