• HPE 817721-B21 dual 10GBASE-T RJ45 network card, silver/black with blue accents
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HPE

HPE 817721-B21 | 2x 10GBASE-T RJ45 | FLR PCIe 3.0 x8 | Broadcom BCM57416 | 100M/1G/10G, SR-IOV

817721-B21

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Description

Dual-port 10GBASE-T FLR adapter delivering high-speed copper connectivity over standard RJ45 cabling. Ideal for server access with easy deployment across existing copper infrastructures, plus virtualization-friendly offloads.

Features

- Seamless 10G over existing copper infrastructure
- Dual-port redundancy and aggregation options
- Virtualization-friendly with SR-IOV and common offloads
- Simple deployment using standard RJ45 interfaces

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: 2x RJ45 (10GBASE-T)
- Port speeds: 100M/1G/10G auto-negotiation
- Connector type: RJ45
- Form factor: FLR (FlexibleLOM) low-profile PCIe adapter
- Bus interface: PCIe 3.0 x8
- Controller/ASIC: Broadcom BCM57416
- Offloads/features: SR-IOV, RSS, checksum offload, TSO/LRO
- Cabling: Cat6a recommended for up to 10G over 100m (cables not included)

FAQs

Q: Does this adapter support 2.5G or 5G speeds?
A: It negotiates 100M/1G/10G. For intermediate NBASE-T rates, check the specific controller and firmware support for your environment.

Q: Is any cabling included?
A: No. Use certified Cat6a cabling for reliable 10G links up to 100m.

Q: Can I use this in any PCIe slot?
A: It’s an FLR (FlexibleLOM) PCIe adapter for supported HPE servers; verify your server’s FLR slot compatibility.

Q: Does it support SR-IOV?
A: Yes, SR-IOV is supported on the BCM57416 controller.

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