P51178-B21 HPE BCM5719 Ethernet 1Gb 4-port Base-T Adapter

HPE P51178-B21 Broadcom BCM5719 Ethernet 1Gb Adapter 

The HPE P51178-B21 Broadcom BCM5719 Ethernet 1Gb 4-Port Base-T Adapter is a high-performance networking expansion solution designed to enhance server connectivity, improve data communication efficiency, and provide reliable Ethernet performance for enterprise IT environments. This plug-in network adapter delivers four Gigabit Ethernet RJ-45 ports, allowing businesses to expand network capacity while maintaining dependable connectivity across data centers, cloud infrastructures, virtualization platforms, and high-demand server applications.

Built with the Broadcom BCM5719 controller, the HPE P51178-B21 Ethernet Adapter provides advanced networking capabilities with support for multiple Ethernet standards, including 10Base-T, 100Base-TX, and 1000Base-T. It offers flexible deployment options for modern server environments requiring scalable and efficient wired network communication.

General Information

• Manufacturer: HPE
• Part Number: P51178-B21
• Device Type: Networking Adapter

Technical Specifications

• Controller: Broadcom BCM5719
• Form Factor: Plug-in Card
• Interface Type: Ethernet Adapter
• Ports: 4 x Gigabit Ethernet
• Connector: RJ-45
• Data Transfer Rate: Up to 1Gbps
• Data Link Protocol: 10Mb LAN, 100Mb LAN, Gigabit Ethernet
• Cabling Support: Ethernet 10Base-T, Ethernet 100Base-TX, Ethernet 1000Base-T

Key Features of HPE P51178-B21 Ethernet Adapter

• Four integrated Gigabit Ethernet RJ-45 ports for expanded network connectivity
• Powered by Broadcom BCM5719 Ethernet controller technology
• Supports 10Mbps, 100Mbps, and 1000Mbps Ethernet speeds
• Compatible with Ethernet 10Base-T, 100Base-TX, and 1000Base-T networking standards
• PCIe plug-in card design for easy server installation
• Supports IPv4 and IPv6 network environments
• Includes PXE boot functionality for simplified server deployment
• Supports Receive Side Scaling (RSS) for improved network processing
• Provides TCP Segmentation Offload (TSO) for optimized data transfers
• Designed for enterprise server, virtualization, and data center applications

High-Speed 1Gb Ethernet Connectivity

• 10Mbps Ethernet support for basic network connectivity
• 100Mbps Fast Ethernet support for enhanced performance
• 1000Mbps Gigabit Ethernet support for high-bandwidth applications
• Auto-negotiation capability for flexible network configuration
• RJ-45 copper interfaces for convenient cabling solutions

Ideal for Data Centers and Business Networks

• Server consolidation environments
• Virtualized server infrastructures
• Enterprise data centers
• Cloud computing platforms
• Database and application servers
• High-availability network environments

Reliable Network Management Features

• Flow Control support for efficient traffic management
• IPv4 and IPv6 protocol compatibility
• PXE support for network-based operating system installation
• UEFI support for modern server boot environments
• Legacy BIOS PXE boot compatibility
• Limited Root of Trust security feature
• ACPI support for enhanced system power management

Benefits for Virtualized Infrastructure

• Improved network flexibility for virtual machine environments
• Efficient resource utilization through advanced offload technologies
• Reliable connectivity for enterprise applications
• Support for scalable server deployments
• Reduced CPU overhead during network-intensive operations

Easy Deployment for IT Administrators

• Simple server integration
• Space-efficient networking expansion
• Enterprise-grade hardware reliability
• Compatible with professional server environments
• Designed for long-term operational stability

Supported Features

• Flow Control
• ACPI Support
• IPv4 Support
• IPv6 Support
• PXE Support
• Receive Side Scaling (RSS)
• UEFI Support
• TCP Segmentation Offload (TSO)
• UEFI PXE Boot
• Legacy BIOS PXE Boot
• Limited Root of Trust

HPE P51178-B21 Broadcom BCM5719 Ethernet  Adapter 

The HPE P51178-B21 Broadcom BCM5719 Ethernet 1Gb 4-port Base-T Adapter is a reliable and high-performance networking solution designed for enterprise servers that require dependable Gigabit Ethernet connectivity. Built with Broadcom BCM5719 controller technology, this HPE Ethernet adapter delivers multiple network connections through four integrated 1Gb Base-T ports, enabling organizations to improve network flexibility, bandwidth availability, and server communication efficiency.

Designed specifically for HPE ProLiant server environments, the P51178-B21 Ethernet adapter provides a cost-effective way to expand server networking capabilities while maintaining excellent compatibility, stability, and manageability. This quad-port network interface card is ideal for data centers, virtualization environments, cloud infrastructures, and enterprise applications where consistent network performance is essential.

Enterprise-Class Gigabit Ethernet Connectivity Solution

The HPE P51178-B21 Ethernet 1Gb 4-port Base-T Adapter belongs to the category of enterprise server network interface adapters engineered to provide scalable wired network connectivity. With four 1000BASE-T Ethernet ports, this adapter allows servers to connect to multiple network segments, support redundant network configurations, and handle increased traffic demands efficiently.

Each port supports Gigabit Ethernet speeds over standard copper cabling, making deployment simple and economical. Organizations can utilize existing Cat5e, Cat6, or higher-grade Ethernet infrastructure without requiring additional fiber cabling investments. This makes the adapter a practical choice for businesses looking to upgrade or expand server networking while reducing infrastructure complexity.

Broadcom BCM5719 Controller Technology

At the core of the HPE P51178-B21 is the Broadcom BCM5719 Ethernet controller, a trusted networking chipset widely recognized for enterprise reliability and efficient data handling. The BCM5719 architecture provides advanced Ethernet processing capabilities, helping servers maintain stable communication with network resources while reducing CPU workload through hardware acceleration features.

The Broadcom controller supports modern networking requirements, including advanced packet processing, efficient interrupt handling, and optimized data transfer performance. These capabilities help improve overall server responsiveness, particularly in environments running virtualization platforms, database applications, file services, and mission-critical workloads.

Optimized Performance for Server Networking

The HPE P51178-B21 adapter is designed to deliver consistent Gigabit Ethernet performance for demanding enterprise applications. By providing four independent network interfaces, the adapter enables administrators to distribute network traffic across different connections, improving availability and supporting flexible network designs.

Multiple ports allow businesses to configure various networking strategies, including network segmentation, load balancing, and failover protection. This flexibility is especially valuable in modern data centers where uptime, efficient resource utilization, and network redundancy are key priorities.

Key Features of HPE P51178-B21 Ethernet Adapter

The HPE P51178-B21 Broadcom BCM5719 Ethernet Adapter combines advanced networking functionality with easy deployment for enterprise server platforms. Its design focuses on delivering dependable connectivity, efficient management, and compatibility with HPE infrastructure.

Four-Port 1Gb Base-T Ethernet Connectivity

Featuring four integrated RJ-45 Gigabit Ethernet ports, this adapter provides expanded connectivity options for servers requiring multiple network links. Each Base-T port supports 10/100/1000 Mbps Ethernet speeds, allowing automatic negotiation based on connected network equipment.

The four-port configuration helps organizations simplify server expansion by providing multiple network interfaces from a single PCIe adapter. This reduces the need for additional network cards while offering greater flexibility for different application requirements.

Copper Ethernet Infrastructure Compatibility

The Base-T interface design of the HPE P51178-B21 ensures broad compatibility with standard copper networking environments. Enterprises can easily integrate this adapter into existing Ethernet networks using commonly available twisted-pair cables and switches.

Copper Ethernet remains widely used throughout enterprise data centers because of its affordability, ease of installation, and proven reliability. The P51178-B21 allows organizations to take advantage of these benefits while achieving Gigabit network performance.

Reliable Network Expansion for HPE ProLiant Servers

HPE designed the P51178-B21 adapter to support the demanding requirements of ProLiant server platforms. It provides seamless integration with compatible HPE systems and helps administrators enhance network capabilities without replacing existing server hardware.

This adapter is suitable for organizations deploying additional network services, virtualization workloads, storage connectivity, and application servers that require dependable Ethernet communication. Its enterprise-focused design helps maintain consistent operation in professional computing environments.

Advanced Networking Capabilities and Management Benefits

The HPE P51178-B21 Ethernet adapter includes features that support efficient network management and improved server operations. Enterprise administrators can take advantage of advanced configuration options to optimize traffic flow and simplify infrastructure management.

Support for Virtualized Server Environments

Modern businesses increasingly rely on virtualization technologies to improve hardware utilization and reduce operational costs. The HPE P51178-B21 adapter provides the network foundation required for virtualized server environments by offering multiple physical network interfaces.

With multiple ports available, administrators can separate virtual machine traffic, management traffic, storage communication, and application workloads. This improves organization, enhances security, and helps maintain predictable network performance.

Improved Data Transfer Efficiency

Efficient data movement is essential for enterprise applications such as cloud services, databases, collaboration platforms, and business applications. The Broadcom BCM5719 controller helps optimize Ethernet communication by managing network operations effectively.

By reducing unnecessary processing overhead and supporting efficient packet transmission, the adapter contributes to smoother server performance. This makes it a dependable networking component for environments where consistent connectivity is required.

Enterprise Reliability and Long-Term Deployment

HPE server adapters are developed with enterprise reliability standards in mind. The P51178-B21 provides a durable networking solution designed for continuous operation in professional environments, including corporate data centers and managed IT infrastructures.

Its combination of Broadcom controller technology, four-port connectivity, and HPE engineering makes it a valuable choice for organizations seeking dependable network expansion options.

Applications of HPE P51178-B21 Broadcom BCM5719 Adapter

Data Center Networking Applications

The HPE P51178-B21 is well suited for data center environments where servers require stable and flexible Ethernet connectivity. Data centers depend on reliable network adapters to support communication between servers, storage systems, management platforms, and external networks.

The adapter's four Gigabit Ethernet ports provide administrators with additional options for designing efficient network architectures. It can support applications requiring separate network paths for security, performance optimization, and operational management.

Virtualization and Cloud Infrastructure

Virtualized environments require strong networking capabilities because multiple workloads often share the same physical server resources. The HPE P51178-B21 helps support these environments by providing multiple network interfaces for virtual machine communication and infrastructure management.

Cloud computing platforms, private cloud deployments, and enterprise virtualization solutions can benefit from the adapter's reliable Ethernet connectivity and flexible configuration capabilities.

Business-Critical Server Workloads

Organizations running important workloads such as enterprise applications, databases, file servers, and collaboration systems require dependable network connections. The HPE P51178-B21 provides the connectivity foundation needed for smooth communication between users, applications, and infrastructure resources.

Benefits of Choosing HPE P51178-B21 Network Adapter

Enhanced Network Flexibility

One of the major advantages of the HPE P51178-B21 adapter is its ability to provide four independent Gigabit Ethernet connections through a single expansion card. This allows businesses to design more flexible network layouts without installing multiple separate adapters.

Improved Server Availability

Network redundancy and traffic separation are important factors in maintaining server availability. By providing multiple ports, the HPE P51178-B21 enables administrators to create configurations that improve reliability and reduce the impact of network interruptions.

Easy Integration with Existing Infrastructure

The HPE P51178-B21 is designed for compatibility with HPE server ecosystems, allowing organizations to integrate the adapter into existing environments efficiently. This simplifies installation, maintenance, and long-term management.

Professional Networking Solution for Modern Enterprises

The HPE P51178-B21 Broadcom BCM5719 Ethernet 1Gb 4-port Base-T Adapter represents a dependable networking upgrade for businesses that need reliable server connectivity. With its Broadcom controller technology, four Gigabit Ethernet ports, and enterprise-focused design, it provides the performance and flexibility required for today's demanding IT environments.