HP 331FLR - User Manual

The HP Ethernet 1Gb 4-port 331FLR Adapter for select HP ProLiant Gen8 rack servers features the next generation of Ethernet
integration, offering a single-chip solution in a FlexibleLOM form factor, which offers the option for future upgrades to 10GbE
networking speeds. It delivers full line-rate performance across all ports with low power consumption.
The HP 331FLR is ideal for virtualization, security, server consolidation, network segmentation, and other applications requiring
maximum throughput and port density. The total aggregate throughput of 4Gb meets the needs of customers desiring high bandwidth.
The HP 331FLR supports advanced features such as Large Send and Receive offload capability, TCP checksum and segmentation, VLAN
tagging, MSI-X, jumbo frames, IEEE 1588, HP Sea of Sensors 3D and virtualization features such as VMware NetQueue and Microsoft
VMQ.
Support for HP Sea of Sensors 3D Technology enhances server performance while reducing energy use and expense.
Models
HP Ethernet 1Gb 4-port 331FLR Adapter 629135-B21
QuickSpecs
HP Ethernet 1Gb 4-port 331FLR Adapter
Overview
DA - 14214 Worldwide — Version 9 — September 10, 2013 Page 1

HP 331FLR Specifications

General

Product Type	Network adapter
Data Transfer Rate	1 Gbps
Interface Type (Bus)	PCI Express 2.0 x4
Connector Type	RJ-45
Data Link Protocol	Ethernet
Compatibility	HP ProLiant servers

Summary

Compatibility

Servers

Lists HP ProLiant DL and SL server models supported by the adapter.

Standard Features

Performance

Details adapter's throughput, power efficiency, and overall performance benefits.

Optimized for Virtualization

Mentions support for VMware NetQueue and Microsoft VMQ for virtual workloads.

FlexibleLOM slot Compatibility

Confirms compatibility only with HP FlexibleLOM slots on Gen8 servers.

Network Adapter Teaming

Explains fault tolerance and load balancing features for adapter teams.

Server Integration

Highlights the adapter's integration, testing, and OS driver validation for HP servers.

Service and Support

Recommended Services

Lists recommended HP Care Pack services like 24x7 4-hour response onsite support.

Technical Specifications

General Specifications

Details network processor, data rate, data path, buffer memory, bus type, and connector.

Power and Environmental Specifications

Outlines operating and non-operating temperature/humidity ranges and power requirements.

Operating System Support

Lists supported operating systems, including Windows Server and Linux distributions.