Enhanced anycast for edge server selection
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United States of America Patent
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Nov 24, 2015
Grant Date -
Nov 29, 2012
app pub date -
Aug 7, 2012
filing date -
Oct 2, 2009
priority date (Note) -
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Abstract
Systems and methods for gathering distributed information to improve routing that uses Anycast for assigning deliveries between a number of geographically-distant points of presence (POPs) are disclosed. The POPs share the same Internet protocol (IP) address. According to Anycast resolution, the Internet aids in assigning a content request initially to a POP. Delivery statistics are gathered from deliveries a the number of POPs and possibly other sources. Where it is determined that Anycast found the wrong POP, the content request is reassigned to another POP.
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