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:
Jul. 31, 2018

Filed:

Jul. 23, 2015
Applicant:

Vss Monitoring, Inc., Sunnyvale, CA (US);

Inventors:

Peter C. Vinsel, Berkeley, CA (US);

Win Naing, Palo Alto, CA (US);

Assignee:

NetScout Systems, Inc., Westford, MA (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/721 (2013.01); H04L 12/751 (2013.01);
U.S. Cl.
CPC ...
H04L 45/66 (2013.01); H04L 45/02 (2013.01);
Abstract

A method for determining a routing for packets aggregated from multiple Layer 2 (L2) networks is provided. An ingress packet is received from an ingress inline network port and is processed to extract a source Media Access Control (MAC) address and a port identifier associated with the source MAC address. The extracted source MAC address of the ingress packet is looked up in a MAC address table. The ingress packet is forwarded to an inline tool device. When an egress packet is received back from the inline tool device it is processed to extract source and destination MAC addresses. The extracted source and destination MAC addresses of the egress packet are looked up in the MAC address table. The egress packet is transmitted to an egress inline port based on the looked up destination MAC address.


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