Title:
A communications system, a control device, a correspondence procedure, and a program
Document Type and Number:
Japanese Patent JP5943006
Kind Code:
B2
Abstract:
A communication system includes an information acquisition unit that acquires information for determining an isolation level to which a user terminal belongs, from the user terminal; an isolation level determination unit that determines an isolation level to which the user terminal belongs, based on the acquired information; an isolation level information storage unit that defines whether or not access is possible to respective access destinations for each isolation level; an access control unit that causes a forwarding node(s) to implement forwarding or dropping of a packet, in accordance with whether or not access is possible to the respective access destinations; and a forwarding node(s) that forwards a packet in accordance with control of the access control unit. Stepwise access control is realized using isolation levels.
Inventors:
Kentaro Sonoda
Hideyuki Shimonishi
Masayuki Nakae
Yamagata Masaya
Youichiro Morita
Hideyuki Shimonishi
Masayuki Nakae
Yamagata Masaya
Youichiro Morita
Application Number:
JP2013553678A
Publication Date:
June 29, 2016
Filing Date:
May 22, 2012
Export Citation:
Assignee:
NEC
International Classes:
H04L45/42; H04L12/46; H04L12/66
Domestic Patent References:
| JP2010287932A | ||||
| JP2010118745A | ||||
| JP2007052550A |
Foreign References:
| US20050138417 | ||||
| US20080189769 | ||||
| US20070011725 |
Attorney, Agent or Firm:
Kato Asamichi
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