Title:
TRANSFER DEVICE, TRANSFER METHOD, TRANSFER SYSTEM, AND PROGRAM
Document Type and Number:
WIPO Patent Application WO/2022/153381
Kind Code:
A1
Abstract:
A transfer device (10) is provided with a control unit (16, 22) and transfers a packet between a first network (31) and a second network, the transfer device (10) being connected to a network device (32), which functions as a gateway for enabling connection to the first network (31), by a first communication path and a second communication path. The network device (32) holds correspondence information indicating a correspondence relationship between address information related to a destination of the packet and each of a first communication port for enabling connection to the first communication path and a second communication port for enabling connection to the second communication path. The control unit (16, 22) transmits, to the network device (32), an update control signal for the network device (32) to update the address information associated with the first communication port in the correspondence information.
Inventors:
YAMAGATA KEISUKE (JP)
YOSHIHARA SHINICHI (JP)
KAWATA HIDEO (JP)
YOSHIHARA SHINICHI (JP)
KAWATA HIDEO (JP)
Application Number:
PCT/JP2021/000788
Publication Date:
July 21, 2022
Filing Date:
January 13, 2021
Export Citation:
Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
H04L12/46
Foreign References:
| JP2005175591A | 2005-06-30 | |||
| JP2015226230A | 2015-12-14 | |||
| JP2011259064A | 2011-12-22 |
Attorney, Agent or Firm:
SUGIMURA Kenji (JP)
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