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Store and forward switch device, system and method

A technology of switches and root devices, applied in store-and-forward switching systems, transmission systems, data switching networks, etc.

Inactive Publication Date: 2010-01-27
INTEL CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Such checksum calculations typically introduce delay in forwarding a message or data packet from source to destination

Method used

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  • Store and forward switch device, system and method
  • Store and forward switch device, system and method
  • Store and forward switch device, system and method

Examples

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Embodiment Construction

[0020] Throughout this specification, reference to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, appearances of the phrases "in one embodiment" or "an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, particular features, structures or characteristics may be combined in one or more embodiments.

[0021] "Machine-readable" instructions as referred to herein relate to expressions understandable by one or more machines to perform one or more logical operations. For example, machine-readable instructions may include instructions interpretable by a processor compiler to perform one or more operations on one or more data objects. However, this is merely an example of machine-readable instructions, and embodiments of the invention are not ...

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Abstract

Disclosed are a system and method for forwarding data packets from ingress ports to egress ports on a switch. A forwarding circuit may commence forwarding data packets from an ingress port through a switch fabric to a transmit queue of an egress port prior to completion of a checksum operation.

Description

[0001] Cross-References to Related Applications [0002] The subject matter disclosed herein is related to the following pending U.S. patent applications: 10 / 005,895, filed November 2, 2001; 09 / 997,441, filed November 28, 2001; Application No. 10 / 040,702, and Application No. 10 / 041,040, filed December 28, 2001. technical field [0003] The subject matter disclosed herein relates to the transmission of data packets. More specifically, the subject matter disclosed herein relates to forwarding data packets from a source device to a destination device. Background technique [0004] A processing platform typically includes a main processing system, peripheral devices, and an I / O system that enables communication between the processing residing on the main processing system and the peripheral devices. Such I / O systems are typically formed in accordance with one or more standard I / O architectures, such as the Peripheral Component Interconnect ( PCI) architecture, or a PCI archi...

Claims

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Application Information

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IPC IPC(8): H04L12/54H03M13/09H04L1/00H04L12/56
CPCH04L49/3009H04L49/252H04L49/555H04L49/253
Inventor 加里·所罗门戴维·哈里曼
Owner INTEL CORP
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