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. 26, 2016

Filed:

Mar. 09, 2011
Applicants:

Shunjia Yu, San Jose, CA (US);

Phanidhar Koganti, Sunnyvale, CA (US);

John Michael Terry, San Jose, CA (US);

Dilip Chatwani, San Jose, CA (US);

Inventors:

Shunjia Yu, San Jose, CA (US);

Phanidhar Koganti, Sunnyvale, CA (US);

John Michael Terry, San Jose, CA (US);

Dilip Chatwani, San Jose, CA (US);

Assignee:
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 12/46 (2006.01);
U.S. Cl.
CPC ...
H04L 12/4625 (2013.01); H04L 12/4633 (2013.01); H04L 12/4641 (2013.01);
Abstract

A switch that facilitates remote port mirroring is described. The switch can include an encapsulation mechanism and a forwarding mechanism. The encapsulation mechanism can be configured to encapsulate a copy of a first packet in a second packet, thereby preserving header information (e.g., a VLAN identifier and/or a TRILL header) of the first packet. The forwarding mechanism can be configured to forward the first packet using header information of the first packet, and forward the second packet using header information of the second packet. The second packet can be received at a destination switch which extracts the first packet from the second packet, and sends the first packet on a port which is coupled to a network analyzer.


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