Glossary

A

adapter

Oracle Dual Port EDR InfiniBand Adapter from Oracle.

B

BDF

Bus: Device: Function. Used to succinctly describe PCI and PCIe devices.

D

DMA

Direct memory access.

DDR

Dual Data Rate, 5.0 Gb/s line rate.

E

EMI

Electromagnetic interference. The interference caused by the magnetic fields of electronic components.

EDR

Enhanced Data Rate, 25.78125 Gb/s line rate.

F

FDR

Fourteen Data Rate, 14.0625 Gb/s line rate.

G

Gb

Gigabyte.

GbE

Gigabit Ethernet.

Gbps

Gigabits per second.

GT

Gigabit transfer.

GTps

GTs-per-second.

GUID

Globally Unique Identifier.

H

HCA

Host channel adapter. A server card that provides a node for IB network connection.

I

IB

InfiniBand. A type of communications link for data flow between processors and I/O devices. IB is used in high-performance computing, which features very high throughput and very low latency.

IPoIB

Internet Protocol over IB.

L

LAN

Local area network. Two or more devices connected to each other either physically or logically.

LFM

Linear feet per minute.

M

MAC

Media access control. Enables the use of a unique address for each device on a network.

MPO

Multi-Fiber Push-On connector system for MT-compatible ferrules, push-pull design.

N

NIC

Network interface card. Connects clients and servers to a LAN, WAN, or VLAN.

P

PCI

Peripheral Component Interconnect.

PCIe

PCI Express.

PrizmMT MPO

MPO cables which use clear plastic molded lenses to transmit laser light between fibers across small air gaps.

Q

QDR

Quad Data Rate, 10.0 Gb/s line rate.

QSFP

Quad Small Form-factor Pluggable.

R

RDMA

Remote Direct Memory Access.

S

SDR

Single Data Rate, 2.5 Gb/s line rate.

SPI

Serial peripheral interface. A type of flash memory.

T

TX

Generation. The automatic generation mechanism used by the Ethernet PAUSE frames.

V

VID

VLAN identifier. A 12-bit identifier in an Ethernet header.

VNIC

Virtualized network interface card.