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:
Aug. 15, 2017

Filed:

Aug. 18, 2014
Applicant:

Telefonaktiebolaget L M Ericsson (Publ), Stockholm, SE;

Inventors:

Bhaskara Chinni, Fremont, CA (US);

Mark Hlady, San Jose, CA (US);

Barnabás Helmajer, Budapest, HU;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/173 (2006.01); H04L 12/721 (2013.01); H04L 12/823 (2013.01); H04L 12/801 (2013.01);
U.S. Cl.
CPC ...
H04L 45/14 (2013.01); H04L 47/32 (2013.01); H04L 47/34 (2013.01);
Abstract

A network element of a software-defined networking (SDN) system forwards IP packet fragments without reassembly is disclosed. The network element receives an IP packet fragment and determines whether the fragment is the first fragment of an original IP packet. If the fragment is the first fragment, then fields in the first fragment that are associated with open systems interconnection layers (OSI) 4-7 are retrieved and placed in an entry in a fragment information table so that the entry is associated with the original IP packet. If the received fragment is not the first fragment, then a matching entry in the fragment information table is to be identified and the associated OSI layers 4-7 information is retrieved for processing the non-first fragment.


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