Description
Interface and Form Factor
In the context of network adapters, interface and form factor refer to the physical characteristics of the adapter that determine how it connects to the computer or server and its size and shape.
Interface refers to the type of interface used by the adapter to connect to the computer or server. For example, some adapters use a Peripheral Component Interconnect Express (PCIe) interface, while others use a Universal Serial Bus (USB) interface. The type of interface used by the adapter will depend on the type of computer or server it is being used with, as well as the available expansion slots or ports.
Form factor refers to the physical size and shape of the adapter. This includes the dimensions of the adapter itself, as well as any connectors or ports that it includes. Form factor is important because it determines how the adapter will fit into the computer or server, and whether it will require additional space or hardware to be installed.
Some common form factors for network adapters include full-height PCIe cards, half-height PCIe cards, and small form factor (SFF) adapters that are designed to fit into compact server or storage systems. The form factor of an adapter will depend on the specific requirements of the computer or server it is being used with, as well as the available space and expansion options.
Bandwidth Capabilities
Bandwidth capabilities refer to the maximum amount of data that can be transmitted over a network adapter in a given amount of time, typically measured in bits per second (bps) or bytes per second (Bps).
The bandwidth capabilities of a network adapter are determined by several factors, including the interface used by the adapter, the number of ports it has, and the speed of each port. For example, a network adapter with a 10 Gigabit Ethernet interface can transmit data at a maximum rate of 10 gigabits per second (Gbps), while a 100 Gigabit Ethernet adapter can transmit data at a maximum rate of 100 Gbps.
In addition to the interface and port speed, other factors can also affect the bandwidth capabilities of a network adapter, such as the quality of the cabling used to connect the adapter to the network, the distance between the adapter and the network devices it is communicating with, and the level of network congestion and traffic.
The bandwidth capabilities of a network adapter are an important consideration for applications that require high-speed data transmission, such as video streaming, large file transfers, and real-time data processing. When selecting a network adapter, it is important to choose one that provides sufficient bandwidth capabilities to meet the requirements of the application or workload.
Dual port design
Dual port design refers to the inclusion of two physical network ports on a network adapter or network interface card (NIC) instead of just one. Each port can be connected to a separate network switch, hub, or other network device, providing redundancy and increased network throughput.
With a dual port adapter, if one port fails or experiences connectivity issues, the other port can take over, ensuring that network connectivity is maintained. This redundancy is especially important in mission-critical applications where network downtime can have severe consequences.
In addition to redundancy, dual port adapters can also provide increased network throughput by allowing for the aggregation of both ports into a single logical link. This is known as link aggregation or NIC teaming. By combining the bandwidth of both ports, the adapter can effectively double the available network bandwidth, increasing network performance and reducing potential bottlenecks.
Dual port adapters are commonly used in servers, storage devices, and other network infrastructure equipment that require high availability and network performance.
General Information
- Manufacturer: HPE
- Part Number or SKU# 868779-B21
- Product Type: Ethernet Adapter
Key Features
- Up To 200 Gb/s Of Bi-directional Ethernet Bandwidth
- Jumbo Frames• Type C Mezzanine Form Factor
- Hpe Sea Of Sensors 3d
- Tunnel Offload(geneve, Nvgre And Vxlan)
- Rdma Over Converged Ethernet (roce V2, Roce V1)
- Single-root Input/output Virtualization (sr-iov)
- Ipv6 Acceleration
- Preboot Execution Environment (pxe)
- Wake On Lan (wol)
- Checksum & Segmentation Offload
- Vmware Netqueue And Microsoft Virtual Machine Queue (vmq)
- Data Plane Development Kit (dpdk)
- Precision Time Protocol (ptp)
- Receive-side Scaling (rss)
- Receive-side Coalescing (rsc)
- Active Health Systems Support
Security Features
- Security Features:-Digitally Signed Firmware Components, Secure Firmware Loading, Secure Firmware Update,uefi Secure Boot
- Authentication Of Digitally Signed Firmware Through Chain Of Trust On The Nic
- Additional Security Features Include: Device-level Firewall, Audit Logs And Sanitization.
