638528-001 HPE Virtual Connect Flex-10 10D Module for c-Class Blade System

HPE 638528-001 Virtual Connect Flex-10 10D Module Overview

The HPE 638528-001 Virtual Connect Flex-10 10D Module is a high-performance interconnect solution designed for HPE c-Class BladeSystem environments. Built to simplify server connectivity and improve network efficiency, this module delivers advanced virtualization, flexible bandwidth allocation, and optimized data center networking performance.

General Information

• Manufacturer: HPE
• Part Number: 638528-001
• Product Type: Interconnect / Switch Plug-in Module

Technical Specifications

• Device Type: Interconnect / Ethernet switch module
• Form Factor: Single-wide c-Class blade enclosure module
• Switching Engine: Integrated hardware-based Layer 2 switching
• MAC Address Capacity: Supports up to 128K entries

Performance Capabilities

• Throughput: Up to 10 Gb/s bidirectional per port
• Flex-10 Technology: Each 10Gb port can be divided into up to 4 FlexNICs
• QoS Support: Per FlexNIC configurable Quality of Service
• Frame Support: Jumbo frames up to 9216 bytes

Key Product Highlights

• High-speed 10GbE performance per port
• Advanced Flex-10 technology for NIC virtualization
• Seamless integration with HPE BladeSystem architecture
• Optimized bandwidth allocation for multi-tenant environments
• Reduced switch sprawl in data center infrastructure

Downstream Connectivity

• 16 x 10Gb internal server-facing ports
• Connection via blade enclosure backplane
• Optimized for high-density blade deployments

Upstream Connectivity

• 16 x 10Gb external SFP+ ports
• Supports cross-connect and high-speed uplinks
• Designed for scalable data center networking

Virtualization and Flexibility

• Virtual NIC (FlexNIC) creation per physical port
• Dynamic bandwidth allocation
• Reduced need for physical switch ports

Traffic Optimization

• Built-in QoS controls for prioritizing workloads
• Improved network traffic segmentation
• Low-latency packet processing via hardware acceleration

Compatibility and Infrastructure

• HPE BladeSystem c7000: Supports up to 8 interconnect modules
• HPE BladeSystem c3000: Supports up to 4 interconnect modules

Compatible Server Blade Generations

• HPE ProLiant G7 servers
• HPE ProLiant Gen8 servers
• HPE ProLiant Gen9 servers
• HPE ProLiant Gen10 blade systems

Hardware Integration

• Supports Flex-10 and FlexFabric LAN-on-Motherboard (LOM)
• Compatible with Mezzanine expansion slots
• Seamless blade chassis backplane integration

Supported Optical Transceivers

• HPE 10Gb SFP+ SR modules (455883-B21)
• HPE 10Gb SFP+ LR modules (455886-B21)
• HPE 10Gb SFP+ LRM transceivers

Direct Attach Copper (DAC) Support

• 1 meter to 7 meter 10Gb SFP+ DAC cables
• Low-latency short-distance connectivity
• Cost-effective high-speed interconnect solution

Backward Compatibility

• Supports select 1Gb SFP SX modules
• Compatible with LX optical transceivers
• RJ-45 based 1Gb connectivity options available

Data Center Benefits

• Lower cabling requirements
• Simplified network management
• Reduced switch maintenance overhead

Scalability and Performance

• Designed for high-density blade environments
• Scalable architecture for growing workloads
• High-throughput backbone for enterprise applications

Summary of Technical Advantages

• Enterprise-grade 10GbE performance
• Advanced Flex-10 network virtualization
• Seamless HPE BladeSystem integration
• High scalability for modern data centers
• Optimized traffic handling with hardware acceleration

HPE 638528-001 Virtual Connect Flex-10 10D Module

The HPE 638528-001 Virtual Connect Flex-10 10D Module is a high-performance networking component designed specifically for the HPE c-Class BladeSystem architecture. It plays a critical role in simplifying server connectivity while improving bandwidth utilization, reducing network complexity, and enabling flexible data center scalability. As enterprises increasingly demand agile infrastructure, this module serves as a key enabler for converged network management within blade environments.

Built to integrate seamlessly with HPE BladeSystem enclosures, this Virtual Connect module is engineered to optimize Ethernet connectivity by abstracting server network profiles from upstream LAN and SAN switches. This abstraction helps IT administrators reduce operational overhead while maintaining consistent performance and improved network provisioning efficiency.

Role of Virtual Connect in Modern Data Centers

Virtual Connect technology is a foundational innovation in blade networking architecture, designed to eliminate the traditional dependency on multiple upstream switch configurations. The HPE 638528-001 module acts as a smart interconnect that consolidates multiple network paths into a unified management layer. This results in streamlined server deployment and improved workload mobility across virtualized environments.

In enterprise data centers, where thousands of connections must be managed efficiently, the Virtual Connect Flex-10 10D Module significantly reduces configuration complexity. It enables administrators to define network profiles that remain consistent even when servers are moved or replaced, supporting high availability and operational continuity.

Integration with HPE c-Class Blade Enclosures

This module is specifically designed for compatibility with HPE c-Class BladeSystem enclosures. These enclosures are widely used in enterprise environments due to their modular design and scalability. The integration of the Flex-10 10D Module enhances enclosure functionality by allowing centralized network management and dynamic allocation of bandwidth across multiple server blades.

The architecture ensures that each blade server receives optimized connectivity without requiring manual switch port mapping. This not only reduces configuration errors but also accelerates deployment cycles in large-scale IT environments.

High-Performance Flex-10 Technology Capabilities

The Flex-10 technology embedded within the HPE 638528-001 module allows a single 10GbE connection to be partitioned into multiple flexible virtual network interface cards. This capability enables efficient bandwidth allocation based on workload requirements, ensuring that critical applications receive priority network resources while maintaining balanced utilization across all services.

This dynamic bandwidth allocation reduces congestion and enhances overall system performance. In environments where virtualization is heavily deployed, Flex-10 ensures that virtual machines can operate with dedicated network bandwidth without requiring additional physical adapters.

10D Module Architecture and Design Efficiency

The 10D architecture enhances data throughput while maintaining low latency communication between blade servers and upstream network infrastructure. The module is engineered for high-density deployments, allowing multiple connections to be consolidated into a single interconnect fabric. This reduces cable clutter and simplifies physical infrastructure management in enterprise racks.

By combining advanced ASIC-based switching capabilities with HPE’s Virtual Connect firmware, the module ensures predictable performance even under heavy network loads. This is particularly important for mission-critical applications such as cloud computing, virtualization clusters, and database systems.

Network Simplification and Virtualization Benefits

One of the primary advantages of the HPE Virtual Connect Flex-10 10D Module is its ability to minimize dependence on traditional Ethernet switching layers. Instead of managing multiple physical switch ports for each server blade, administrators can define logical connections within the Virtual Connect domain.

This abstraction layer simplifies network topology and reduces configuration time during server provisioning. It also minimizes the risk of misconfiguration, which is a common challenge in large-scale data center operations.

Server Profile Mobility and Consistency

Server profiles defined within the Virtual Connect environment can be assigned to any compatible blade server. This allows organizations to replace or relocate hardware without requiring changes in network configuration. The consistent application of network profiles ensures that workloads remain unaffected by underlying hardware changes.

This feature is especially valuable in disaster recovery scenarios and dynamic cloud environments where workload mobility is essential for business continuity.

Low Latency and High Throughput Communication

Latency-sensitive applications require predictable and fast network performance. The Flex-10 10D architecture ensures that data packets are processed efficiently, reducing delays in communication between blade servers and external networks. This makes it suitable for financial systems, analytics platforms, and real-time processing workloads.

The optimized switching logic embedded in the module ensures that traffic flows are intelligently distributed, avoiding congestion points and maintaining stable throughput across all connected blades.

Scalability and Data Center Expansion Capabilities

The modular design of the HPE BladeSystem ecosystem allows organizations to scale their infrastructure without redesigning their network architecture. The Virtual Connect Flex-10 10D Module supports this scalability by enabling additional blade servers to be integrated seamlessly into the existing network fabric.

As organizations expand their computing requirements, the module ensures that network performance remains consistent without requiring major hardware upgrades or reconfiguration.

Centralized Network Administration

The Virtual Connect management system provides a centralized interface for configuring and monitoring network connections. This allows IT administrators to manage multiple blade servers from a single control point, significantly reducing administrative workload.

Changes made at the Virtual Connect level are automatically propagated across connected blade servers, ensuring consistency and reducing manual intervention.

Reduced Downtime and Maintenance Complexity

By abstracting network configuration from physical hardware, the module reduces downtime associated with server replacement or maintenance. Servers can be replaced without reconfiguring network settings, allowing for faster recovery and improved service availability.

This capability is critical for enterprises that require high uptime guarantees and continuous service delivery.

Virtualized Data Centers

For organizations running heavily virtualized data centers, this module ensures that network resources are allocated efficiently across multiple virtual machines and host systems. It enhances workload isolation and improves overall system stability.

Reliability

The HPE 638528-001 module is engineered for reliability in enterprise-grade environments. Its hardware design ensures stable performance under continuous operation, making it suitable for 24/7 data center deployments.