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:
Oct. 30, 2018

Filed:

Sep. 23, 2016
Applicant:

Amazon Technologies, Inc., Seattle, WA (US);

Inventors:

Frederick David Sinn, Seattle, WA (US);

Leonard Thomas Tracy, Bothell, WA (US);

Stephen Callaghan, Seattle, WA (US);

Colin John Whittaker, Dublin, IE;

Assignee:

Amazon Technologies, Inc., Seattle, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/947 (2013.01); H04L 12/741 (2013.01); H04L 12/931 (2013.01);
U.S. Cl.
CPC ...
H04L 49/25 (2013.01); H04L 45/54 (2013.01); H04L 49/70 (2013.01);
Abstract

Methods, systems, and devices are described for transmitting and storing routing path information and routing topology information using a single protocol. In particular embodiments, routing path information for an exterior gateway protocol ('EGP') network such as a border gateway protocol ('BGP') network is transmitted throughout an interior gateway protocol (“IGP”) network using IGP messages such as open-shortest-path-first (“OSPF”) or intermediate state to intermediates state (“IS-IS”) messages. The IGP networks may transmit and store the BGP information using type length values (TLVs). As a result, network areas running an IGP may maintain BGP information throughout the network area without the overhead of an iBGP mesh and related message-passing.


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