Device and method for monitoring communication in network including a plurality of nodes
US9942123B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Mar 4, 2016 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Aug 19, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2012/40273
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A communication monitoring device is used in a network that includes a plurality of nodes. The communication monitoring device includes: a plurality of ports; and a processor. The processor is configured to execute a procedure including: detecting an abnormal frame from among received frames, a first arrival port at which the abnormal frame has arrived, and an order in which the abnormal frame arrived in received frames that have arrived at any of the plurality of ports, and transmitting order information that indicates the detected order to a node connected to the first arrival port.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.