• HPE P26259-B21 10GbE 2-port SFP+ PCIe x8 network adapter
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HPE

HPE P26259-B21 | 10GbE 2x SFP+ | PCIe x8 Adapter | BCM57412 | SR-IOV, PXE Boot | TSO/LRO, RSS

P26259-B21

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Description

Dual-port 10GbE SFP+ PCIe add-in adapter based on the BCM57412 controller for reliable, high-performance server networking. Suited for virtualization, storage replication, and backbone uplinks where 10GbE density is needed. Works with standard 10G SFP+ optics and DAC for flexible deployments.

Features

- Dual 10GbE SFP+ for throughput and link redundancy
- PCIe x8 add-in design for broad server compatibility
- Advanced offloads to reduce CPU utilization
- SR-IOV for efficient VM networking
- Flexible 10G media with SFP+ optics and DAC

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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Technical Specifications

FAQs

Technical Specifications

- Ports: 2 x SFP+
- Per-port speed: 10GbE
- Aggregate throughput: up to 20 Gbps
- Host interface: PCIe x8 (add-in adapter)
- Controller: BCM57412
- Connector type: SFP+ cages
- Media support: 10GBASE-SR/LR SFP+ optics; passive/active SFP+ DAC/AOC (sold separately)
- Network features: SR-IOV, VLAN tagging, PXE boot, RSS, TSO/LRO, checksum offloads, jumbo frames
- Form factor: Standard PCIe add-in card (low-profile/full-height brackets may vary by kit)
- OS support: Major Linux, VMware ESXi, Microsoft Windows Server (check specific driver versions)

FAQs

Q: Does the card include SFP+ modules?
A: No. Choose compatible 10G SFP+ optics or DAC cables separately.

Q: Which PCIe slot is recommended?
A: Use an available PCIe x8 (or x16) slot for full performance.

Q: Is SR-IOV supported?
A: Yes, SR-IOV is supported; ensure platform and OS enable it.

Q: Can I use it at 1GbE with SFPs?
A: 1GbE operation may be possible with supported 1G SFPs and platform firmware; verify compatibility before deployment.

Q: Is PXE boot available?
A: Yes, PXE boot is supported via firmware configuration.

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