ファイアウォール装置，処理方法及びファイアウォールシステム

Japanese Patent JP5673259

B2

PROBLEM TO BE SOLVED: To provide a firewall device by which a load can be distributed to a plurality of devices efficiently.SOLUTION: A firewall device has: a measurement unit 122 measuring a traffic amount of transfer data transferred between a first network and a second network for each session to calculate a traffic observed value; a predicted traffic amount calculation unit 123 calculating a predicted traffic amount for each session based on the traffic observed value; a free traffic amount management unit 131 managing a free traffic amount of the firewall device; a transmission determination unit 121 comparing the predicted traffic amount with the free traffic amount to determine whether or not the transfer data can be transmitted; a selection unit 132 selecting a transfer destination firewall in the case that the transfer data cannot be transmitted as a result of the determination; and a transfer unit 103 performing redirect-transfer of the transfer data to the selected transfer destination firewall.

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白井 隆光
中後 明
丹羽 雄司
▲高▼瀬 康一
渡邉 信也
吉川 義明

JP2011059608A

February 18, 2015

March 17, 2011

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富士通株式会社

H04L12/46; H04L12/66; H04L12/801

Sanada 有
Masahisa Yamamoto

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