Title:
入力エッジルータ特定方法、プログラム及びコンピュータ
Document Type and Number:
Japanese Patent JP5109940
Kind Code:
B2
Abstract:
A method of specifying an input edge router has: obtaining a first value of an input packet counter from each of input candidate edge routers having possibility to receive a specified packet passing through a specified area; transmitting a test packet having a destination address of an output edge router supplying the specified packet or a test packet having a destination address of the specified packet, to a source router connected to a network indicated by a source address of the specified packet; obtaining a second value of the input packet counter from each of the input candidate edge routers; calculating a difference between the first and second values in each input candidate edge router; and specifying an input edge router through which the specified packet passes according to the difference.
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Inventors:
Tetsuya Nishi
Application Number:
JP2008296233A
Publication Date:
December 26, 2012
Filing Date:
November 20, 2008
Export Citation:
Assignee:
富士通株式会社
International Classes:
H04L12/70
Domestic Patent References:
| JP2005311458A | ||||
| JP2006311406A | ||||
| JP2000224172A |
Foreign References:
| WO2006098024A1 |
Attorney, Agent or Firm:
Kazuo Harada