The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 06, 2026

Filed:

Sep. 13, 2022
Applicant:

Graphcore Limited, Bristol, GB;

Inventors:

Bjorn Dag Johnsen, Oslo, NO;

Brian Edward Manula, Bekkestua, NO;

Assignee:

GRAPHCORE LIMITED, Bristol, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 45/00 (2022.01); H04L 45/74 (2022.01); H04L 61/103 (2022.01);
U.S. Cl.
CPC ...
H04L 45/66 (2013.01); H04L 45/742 (2013.01); H04L 61/103 (2013.01);
Abstract

A data processing system having an address resolution function for deriving MAC addresses. The set of MACs defined for the devices on the network encode physical position or logical identifier information of those devices. Therefore, each of these MACs is derivable using a mapping function that maps the physical position or logical identifier information supplied by an application to the MAC addresses of the devices on the network. When the protocol processing entity has to send data over the network, it can obtain the MAC address for the destination determined on the basis of the physical position or logical identifier supplied by the application. In this way, since the MACs are derivable on the basis of the physical positions or logical identifiers, the broadcasting of ARP request messages, which would otherwise be required when the protocol processing entity requires the MAC for the destination, may be avoided.


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