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.

Patent No.:

US 9276953 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 01, 2016

Filed:

Aug. 24, 2013
Applicant:

International Business Machines Corporation (Ibm);

Inventors:

Vasmi Mohammad Abidi, Cupertino, CA (US);

Marius-Cristian David, Dolj County, RO;

Nirapad Ghosh, Sunnyvale, CA (US);

Tamanna Zackaria Sait, San Jose, CA (US);

Eugen-Cristian Udrea, Bucharest, RO;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 12/54 (2013.01);
U.S. Cl.
CPC ...
H04L 63/1441 (2013.01); H04L 12/5696 (2013.01); H04L 63/1466 (2013.01); H04L 63/1483 (2013.01); Y02B 60/43 (2013.01);
Abstract

The disclosure relates to a method and apparatus for detecting and blocking unauthorized MAC addresses used by virtual machines. In one embodiment, the disclosure provides automated and consistent verification of VM traffic against values assigned to each VM by network administrator. In another embodiment, the disclosure provides for validating a newly discovered VM by comparing its attributes with the corresponding description of the known VMs stored at a database. A re-validation check may also be implemented. If the VM is validated, the VM will be processed according to network policy to support features including VMReady. If the VM fails validation, other actions can be taken.


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