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Application-Layer Traffic Optimization (ALTO) Protocol (RFC7285) Disclosure Number: IPCOM000238621D
Original Publication Date: 2014-Sep-01
Included in the Prior Art Database: 2014-Sep-06

Publishing Venue

Internet Society Requests For Comment (RFCs)

Related People

R. Alimi: AUTHOR [+11]


1.1. Problem Statement

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Internet Engineering Task Force (IETF)                     R. Alimi, Ed.

Request for Comments: 7285                                        Google

Category: Standards Track                                  R. Penno, Ed.

ISSN: 2070-1721                                      Cisco Systems, Inc.

                                                            Y. Yang, Ed.

                                                         Yale University

                                                               S. Kiesel

                                                 University of Stuttgart

                                                              S. Previdi

                                                     Cisco Systems, Inc.

                                                                W. Roome


                                                             S. Shalunov

                                                             Open Garden

                                                               R. Woundy


                                                          September 2014

          Application-Layer Traffic Optimization (ALTO) Protocol


   Applications using the Internet already have access to some topology    information of Internet Service Provider (ISP) networks.  For    example, views to Internet routing tables at Looking Glass servers    are available and can be practically downloaded to many network    application clients.  What is missing is knowledge of the underlying    network topologies from the point of view of ISPs.  In other words,    what an ISP prefers in terms of traffic optimization -- and a way to    distribute it.

   The Application-Layer Traffic Optimization (ALTO) services defined in    this document provide network information (e.g., basic network    location structure and preferences of network paths) with the goal of    modifying network resou...