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:
Mar. 29, 2022

Filed:

Sep. 06, 2018
Applicant:

British Telecommunications Public Limited Company, London, GB;

Inventors:

Alan Smith, London, GB;

Trevor Burbridge, London, GB;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/26 (2006.01); H04L 43/50 (2022.01); H04L 43/026 (2022.01); H04L 43/0817 (2022.01); H04L 43/0882 (2022.01);
U.S. Cl.
CPC ...
H04L 43/50 (2013.01); H04L 43/026 (2013.01); H04L 43/0817 (2013.01); H04L 43/0882 (2013.01);
Abstract

Diagnostic test results are obtained in respect of local area networks (LANs), the LANs having user-devices located therein having interfaces and being operable to communicate via those interfaces and via a LAN gateway device with remote devices in a communications network outside their respective LANs. A method comprises comparing performance measures obtained in respect of communication flows with a performance threshold whereby to identify communication flows whose performance measures are indicative of performance below a predetermined level, and for any such communication flows, obtaining a diagnosis in respect of the LAN in question in dependence on a comparison of the performance measure obtained in respect of the identified communication flow and performance measures obtained in respect of other communication flows, the diagnosis being obtained in dependence on respective portability levels and network interface types determined in respect of the user-devices involved in said communication flows.


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