| 摘要 |
A logical connection method in a network in which plural terminals are connected for intercommunication is provided. The method includes letting each of the terminals store a connection management table and plural connection tables, the connection management table indicating other end of a logical connection at present, and each of the connection tables indicating other end of a logical connection corresponding to each of various types of logical networks that are determined in advance, transmitting a table switching command that designates any of the connection tables from at least one of the terminals to other terminal, in response to reception of the table switching command, letting each of the terminals switch contents of the connection management table to contents of the connection table designated by the received table switching command.
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