Methods and apparatus to analyze autonomous system peering policies
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United States of America Patent
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Feb 8, 2011
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app pub date -
Dec 9, 2008
filing date -
Dec 9, 2008
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Abstract
Methods and apparatus to analyze autonomous system (AS) peering policies are disclosed. A disclosed example method comprises obtaining routing information from two or more border routers of a first AS, wherein the routing information identifies two or more routes to a prefix associated with a second AS, and wherein the second AS is a peer of the first AS, identifying one of the two or more routes as an inferior route advertised by the second AS based on the routing information, and determining whether a routing impact is present within the first AS due to the advertised inferior route.
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