Title:
ネットワーク上における特定IPアドレス、または特定装置を保護/遮断するためのIP管理方法及び装置
Document Type and Number:
Japanese Patent JP2008520159
Kind Code:
A
Abstract:
Disclosed is an IP management method for protecting a specific IP address on a network, which including the steps of: (a) detecting an ARP packet transmitted on the network; (b) extracting a sender address from the ARP packet; (c) determining if a transmission IP address of the sender address has been set as a protection IP; (d) when the transmission IP address has been set as the protection IP, determining if a transmission MAC address of the sender address is equal to a designated MAC address capable of using the transmission IP address; (e) when the transmission MAC address is different from the designated MAC address, transmitting an ARP packet to the sender address; and (f) transmitting a compensation packet to all devices on the network, wherein the compensation packet allows an actually used MAC address of the transmission IP address to be equal to the designated MAC address.
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Inventors:
Kim Chang Woo
Shin Sung Hyo
Shin Sung Hyo
Application Number:
JP2007541109A
Publication Date:
June 12, 2008
Filing Date:
November 28, 2005
Export Citation:
Assignee:
Scope Incorporated
International Classes:
H04L12/22; H04L29/06; H04L12/28; H04L29/12
Foreign References:
| WO2005029215A2 | 2005-03-31 |
Attorney, Agent or Firm:
Miaki Kametani
Tetsuo Kanamoto
Koji Hagiwara
Tetsuo Kanamoto
Koji Hagiwara