700699-B21 HP Dual-Ports Gigabit Ethernet PCI Express Network Adapter

700699‑B21 Specifications

HPE Ethernet 10Gb 2‑Port 561FLR‑T Adapter

Manufacturer: Hewlett Packard Enterprise (HPE)
Manufacturer Model: 700699‑B21
Spare Part Number: 701525‑001
Product Line: HPE FlexibleLOM Network Adapters
Product Series: 561FLR‑T
Product Type: 10 Gigabit Ethernet Network Adapter
Product Name: HPE Ethernet 10Gb 2‑Port 561FLR‑T Adapter

KEY FEATURES:

Device Type: Network Adapter

Form Factor: FlexibleLOM (Flexible LAN on Motherboard) for HPE ProLiant servers

Host Interface: PCI Express 2.1 x8

Network Technology: Wired 10 Gigabit Ethernet (10GBase‑T)

Ports: 2 × RJ‑45 10GbE

Controller: Intel X540 Ethernet controller

Cable Support: Standard twisted‑pair cabling (CAT6A recommended)

PERFORMANCE:

Data Link Protocol: 10 Gigabit Ethernet (10 Gb/s per port)

Aggregate Bi‑Directional Theoretical Bandwidth: Up to ~40 Gb/s (20 Gb/s per port)

Advanced Offloads: Large Send Offload (LSO), TCP/UDP checksum offload, Receive Side Scaling (RSS)

Virtualization Features: Supports VMDq and SR‑IOV for guest isolation and performance scaling

Networking Enhancements: VLAN tagging, jumbo frame support (MTU up to 9500), Wake‑on‑LAN (WOL), PXE boot support

ENVIRONMENTAL & RELIABILITY:

Designed For: Enterprise data center, virtualization, and high‑performance network environments

Compliance: Meets industry standards (IEEE 802.3)

Operating Conditions: Standard server operating temperature and humidity ranges

Warranty: Typically 3 years when purchased new from HPE

PHYSICAL:

Form Factor: FlexibleLOM network adapter card

Connector Type: 2 × RJ‑45 for 10 GbE copper networking

PCIe Requirements: Installed in a FlexibleLOM slot supporting PCIe x8

Typical Dimensions & Weight: Standard flexible network adapter size for compatible servers

COMPATIBILITY:

Designed For: HPE ProLiant Gen8 and Gen9 rack, tower, and scalable servers

Server Examples: ProLiant DL360, DL380, DL560, DL385 series (Gen8/Gen9)

Supported Cabling: Category 6 cabling (up to ~30 m) or Category 6A/CAT7 (up to ~100 m) for full 10 GbE reach

Operating Systems: Compatible with a broad range of server OSes including Windows Server, Linux distributions, VMware environments (feature support varies by OS)

USE CASES:

High‑Speed Networking: Adds 10 Gb Ethernet connectivity for server uplinks, storage networks, and virtualization traffic

Virtualized Data Centers: Supports advanced offloads and virtualization‑friendly features for efficient multi‑tenant networking

Ethernet‑Heavy