P21106-B21 HPE Intel I350-T4 1Gbe 4P Base-T Adapter

HPE P21106-B21 Intel 1GbE 4-Port Base-T Network Adapter 

The HPE P21106-B21 Intel 1GbE 4-Port Base-T I350-T4 Adapter is a high-performance server networking solution designed to provide reliable, efficient, and scalable Ethernet connectivity for enterprise environments. Built with Intel I350 controller technology, this HPE network adapter delivers four Gigabit Ethernet ports through standard RJ-45 Base-T connections, enabling servers to achieve enhanced network flexibility, improved bandwidth utilization, and dependable data communication.

Designed as a PCI Express plug-in adapter, the HPE P21106-B21 is ideal for data centers, virtualization platforms, cloud computing environments, and business-critical server applications. It supports Gigabit Ethernet networking with advanced Intel architecture to ensure stable connectivity, optimized throughput, and efficient network management.

General Information

• Manufacturer: HPE
• Part Number: P21106-B21
• Device Type: Network Adapter

Technical Specifications

• Form Factor: Plug-in Card
• Bus Interface: PCI Express 2.0 x4
• PCI Specification: PCIe 2.0
• Ports: 4 x Gigabit Ethernet
• Connectivity: Wired Ethernet
• Data Link Protocol: Gigabit Ethernet
• Transfer Rate: Up to 1 Gbps
• Processor: Intel I350 Controller

Key Features of HPE P21106-B21 Ethernet Adapter

• Manufactured by HPE for enterprise server networking applications
• Integrated Intel I350 Gigabit Ethernet controller technology
• Four integrated 1GbE Base-T RJ-45 Ethernet ports
• PCI Express 2.0 x4 host interface for high-speed server communication
• Supports wired Gigabit Ethernet connectivity
• Provides data transfer speeds up to 1 Gbps per port
• Designed for improved network reliability and server performance
• Suitable for virtualization, cloud, and enterprise data center environments

Intel I350 Technology Benefits

• Efficient Gigabit Ethernet performance for demanding server workloads
• Enhanced network traffic handling capabilities
• Reliable communication between servers and network infrastructure
• Improved support for modern enterprise networking requirements
• Designed for long-term stability in business environments

PCI Express 2.0 x4 Interface Advantages

• Provides efficient communication between adapter and server system
• Supports high-speed network data transmission
• Reduces potential bottlenecks in server connectivity
• Compatible with enterprise server expansion requirements
• Offers a flexible upgrade path for network improvements

Gigabit Ethernet Port Features

• Four RJ-45 Gigabit Ethernet ports
• Supports 10/100/1000 Mbps Ethernet connectivity
• Uses standard copper network cabling
• Provides flexible server-to-network connections
• Ideal for enterprise LAN environments

Common Usage Scenarios

• Enterprise server network expansion
• Virtual machine host networking
• Data center Ethernet connectivity
• Database and application server environments
• Network traffic separation and management
• Business infrastructure upgrades

HPE P21106-B21 Intel 1GbE 4-Port Base-T I350-T4 Adapter 

The HPE P21106-B21 Intel 1GbE 4-Port Base-T I350-T4 Adapter is a high-performance server networking solution designed to deliver reliable, efficient, and scalable Ethernet connectivity for modern enterprise environments. Built with Intel Ethernet Controller I350 technology, this adapter provides four independent Gigabit Ethernet ports through standard RJ-45 interfaces, allowing organizations to expand server network capacity while maintaining excellent performance, flexibility, and manageability.

Designed for HPE ProLiant server platforms and enterprise data center applications, the P21106-B21 Ethernet adapter enables fast and dependable communication between servers, storage systems, virtual machines, and network infrastructure. The adapter supports 10/100/1000Base-T Ethernet connectivity, making it suitable for environments that require stable wired networking with broad compatibility across existing infrastructures.

The HPE P21106-B21 Intel I350-T4 Adapter belongs to the category of PCI Express Gigabit Ethernet server adapters, which are essential components for improving network throughput, increasing redundancy, and supporting advanced server workloads. With four Gigabit Ethernet ports available from a single expansion card, businesses can simplify server deployments while gaining additional network interface flexibility.

Advanced Gigabit Ethernet Connectivity for Enterprise Servers

Reliable network communication is a critical requirement for business servers, and the HPE P21106-B21 adapter delivers consistent Gigabit Ethernet performance for demanding workloads. The Intel I350-T4 controller architecture provides efficient packet processing, enhanced reliability, and optimized network operations, making it an ideal choice for data centers, cloud environments, virtualization platforms, and enterprise applications.

Each of the four RJ-45 ports supports Gigabit Ethernet speeds, allowing administrators to create multiple network connections from one server. These ports can be configured for different networking purposes, including production traffic, management networks, backup operations, storage communication, and virtual machine connectivity. This flexibility helps organizations design efficient and resilient network architectures.

Intel Ethernet Controller I350-T4 Technology

At the heart of the HPE P21106-B21 adapter is the Intel Ethernet Controller I350-T4, a trusted networking chipset designed specifically for server environments. Intel I350 technology delivers advanced Ethernet functionality while maintaining low power consumption and high operational efficiency. It provides hardware-based acceleration features that improve data transmission performance and reduce processing overhead on the server CPU.

The Intel I350 controller supports multiple advanced Ethernet capabilities, including IEEE standards compliance, enhanced virtualization support, and intelligent traffic management features. These capabilities allow IT administrators to achieve better network utilization and improved application performance across complex computing environments.

Reliable Performance for Data Center Networking

Enterprise networks require components that can operate continuously under demanding conditions. The HPE P21106-B21 Intel 1GbE adapter is engineered for dependable operation in professional server environments where uptime and stability are essential. Its durable hardware design and enterprise-grade controller technology make it suitable for organizations requiring consistent network availability.

Whether deployed in a small business server environment or a large-scale data center, this four-port Ethernet adapter provides the connectivity foundation needed for efficient data exchange. It supports applications such as database hosting, virtualization services, file sharing, web hosting, and enterprise software platforms.

Key Features of HPE P21106-B21 4-Port Gigabit Ethernet Adapter

The HPE P21106-B21 Intel 1GbE 4P Base-T I350-T4 Adapter combines advanced networking features with easy integration into HPE server systems. Its four-port configuration provides increased connectivity options compared to standard single-port or dual-port network adapters.

Four-Port 10/100/1000Base-T Network Interface

The adapter includes four copper Ethernet ports that support automatic negotiation between 10Mbps, 100Mbps, and 1000Mbps network speeds. This backward compatibility allows organizations to connect the adapter to various network infrastructures without requiring immediate upgrades to existing switches or cabling systems.

The RJ-45 copper interfaces provide convenient connectivity using widely available Ethernet cables, including Cat5e, Cat6, and higher-grade cabling solutions. This makes installation straightforward while reducing deployment costs compared with specialized networking technologies.

PCI Express Interface for High-Speed Server Expansion

The HPE P21106-B21 adapter utilizes a PCI Express interface to provide efficient communication between the network controller and the server system. PCI Express connectivity ensures high-speed data transfer between the adapter and the server motherboard, allowing the network interface to handle intensive workloads without unnecessary bottlenecks.

By using a dedicated PCI Express expansion card, organizations can increase server networking capabilities beyond integrated motherboard interfaces. This is especially valuable for servers running virtualization, high-traffic applications, and multiple network-dependent services.

Enhanced Virtualization Support

Modern enterprise environments rely heavily on virtualization technologies, and the HPE P21106-B21 adapter is designed to support virtualized server deployments. Intel I350 technology provides features that improve network performance in virtual machine environments by enabling efficient traffic distribution and hardware-assisted networking capabilities.

Virtualization support allows multiple virtual machines to share physical network resources while maintaining reliable connectivity. This helps businesses maximize server utilization while ensuring applications receive the necessary network performance.

Enterprise Applications and Deployment Environments

The HPE P21106-B21 Intel 1GbE 4-Port Base-T Adapter is designed for a wide range of professional networking applications. Its combination of multiple ports, Gigabit Ethernet performance, and enterprise reliability makes it suitable for various IT environments.

Data Center Server Connectivity

In data centers, servers require dependable network interfaces to communicate with storage systems, application servers, monitoring platforms, and external users. The HPE P21106-B21 provides multiple Ethernet connections from a single adapter, helping administrators create flexible network configurations.

Data center operators can use separate ports for different network segments, improving security, organization, and traffic management. The adapter supports efficient server connectivity while maintaining compatibility with existing Gigabit Ethernet infrastructures.

Virtualization and Cloud Infrastructure

Virtualized environments require network adapters capable of managing multiple simultaneous connections. The HPE P21106-B21 adapter helps virtualization hosts maintain reliable communication between virtual machines and physical network resources.

Organizations running virtualization platforms can benefit from additional network interfaces for separating workloads, improving redundancy, and optimizing traffic flow. The adapter supports efficient resource allocation, making it valuable for private cloud and enterprise virtualization deployments.

Business Servers and Enterprise Workloads

Small and medium businesses, as well as large enterprises, depend on reliable server networking for daily operations. The HPE P21106-B21 Ethernet adapter provides a cost-effective solution for expanding server connectivity without replacing existing infrastructure.

It can support common business applications including file servers, application servers, backup servers, database platforms, and communication systems. The four-port design provides additional flexibility for organizations that need multiple network connections from a single server.

Benefits of Using HPE P21106-B21 Intel I350-T4 Adapter

Improved Network Flexibility

One of the major advantages of the HPE P21106-B21 adapter is its ability to provide four independent Gigabit Ethernet connections through one expansion card. This enables administrators to design customized network layouts based on application requirements.

Multiple ports allow for network segmentation, improved traffic control, and enhanced redundancy. Organizations can dedicate individual connections to specific services, improving overall network organization and performance.

High Reliability and Enterprise Stability

The HPE P21106-B21 is built for professional server environments where reliability is a priority. Its Intel I350 controller technology provides stable operation and efficient network processing, reducing potential performance issues during heavy workloads.

Enterprise customers benefit from dependable hardware designed to support continuous operation. This makes the adapter a suitable choice for mission-critical applications where network availability is essential.

Efficient Network Resource Management

Advanced Ethernet features help administrators manage network resources effectively. The adapter supports technologies designed to improve data handling, reduce latency, and optimize server communication.

By providing additional network interfaces and intelligent networking capabilities, the HPE P21106-B21 helps organizations achieve better performance from their existing server infrastructure.

Compatibility and Integration with HPE ProLiant Servers

The HPE P21106-B21 Intel 1GbE 4P Base-T I350-T4 Adapter is designed for integration with compatible HPE ProLiant server systems. HPE networking solutions are engineered to work seamlessly with HPE server platforms, providing reliable hardware compatibility and simplified deployment.

When installed in supported HPE servers, the adapter can enhance network capabilities while maintaining enterprise management standards. This makes it an effective upgrade option for organizations looking to expand server connectivity without replacing existing systems.

Ideal Choice for Network Expansion and Upgrades

Organizations frequently need additional network capacity as applications grow and infrastructure requirements increase. The HPE P21106-B21 adapter provides an efficient upgrade path by adding four Gigabit Ethernet ports to compatible servers.

Instead of investing in entirely new server platforms, businesses can improve existing systems by installing additional network adapters. This approach helps extend hardware lifespan while improving operational capabilities.

Professional Networking Solution for Modern IT Environments

The HPE P21106-B21 Intel 1GbE 4-Port Base-T I350-T4 Adapter represents a dependable networking solution for organizations requiring reliable Ethernet connectivity. Its combination of Intel controller technology, four-port flexibility, PCI Express integration, and enterprise-focused features makes it a valuable component for modern server environments.

From virtualization hosts and data centers to business applications and enterprise servers, this Gigabit Ethernet adapter delivers the performance, compatibility, and reliability needed for efficient network operations. The HPE P21106-B21 continues to be a practical choice for organizations seeking scalable and dependable server networking expansion.