Adaptive interrupt frequency, Asic with embedded risc processor, Supported operating environments – Allied Telesis AT-2973T (NetExtreme II) User Manual

Page 20

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Chapter 1: Introducing the AT-2973SX and AT-2973T Adapters

20

Note

For specific systems, see your system documentation for
information about support of the WOL feature.

Adaptive

Interrupt

Frequency

The adapter driver intelligently adjusts host interrupt frequency based on
traffic conditions to increase overall application throughput. When traffic is
light, the adapter driver interrupts the host for each received packet,
minimizing latency. When traffic is heavy, the adapter issues one host
interrupt for multiple, back-to-back incoming packets, preserving host CPU
cycles.

ASIC with

Embedded RISC

Processor

The core control for Broadcom NetXtreme II adapters resides in a tightly
integrated, high-performance ASIC. The ASIC includes a RISC processor.
This functionality provides the flexibility to add new features to the card
and adapts it to future network requirements through software downloads.
This functionality also enables the adapter drivers to exploit the built-in
host offload functions on the adapter as host operating systems are
enhanced to take advantage of these functions.

Supported

Operating

Environments

The Broadcom NetXtreme II adapter has software support for the following
operating systems:

Microsoft

®

Windows

®

(32-bit and 64-bit extended)

Microsoft Windows Vista™ (32-bit and 64-bit extended)

Microsoft Windows XP™ (32-bit and 64-bit extended)

Microsoft Windows 7™ (32-bit and 64-bit extended)

Linux

®

(32-bit and 64-bit extended)

MS-DOS

®

ESX Server (VMware)

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