| 摘要 |
PURPOSE:To easily confirm the validity og the fault informing function of a remote maintenance line by easily confirming whether communicated information is the fault information for a test connection or the actual fault information by a monitor at a monitor at a monitoring terminal at the time of the test connection og the remote maintenance line. CONSTITUTION:In a system in which an electronic computer system 1 on a customer side, maintenance center 2, monitoring terminal 3 are connected through a public line 4, at the time of the test connection of the remote maintenance line, an notification code for indicating a test notification is prepared by the electronic computer system 1 on the customer side, the notification code is sented through the maintenance center 2 to the monitoring terminal 3, and the test connection of the remote maintenance line is operated. And also, when the monitoring terminal 3 is information of the information code, the electronic computer system 1 is informed through the maintenance center 2 of the information for indicating the test information is information through the maintenance center 2. |
