OpenTP1 Version 7 Description

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5.3.4 Recovering from network errors

Organization of this subsection
(1) Error in a communication control unit, terminal, or line
(2) LAN error
(3) Communication error in the multi-node structure

(1) Error in a communication control unit, terminal, or line

If an error occurs in a connection, OpenTP1 outputs an error message. Referring to the error message, take appropriate action to resolve the problem. Then execute the command to re-establish the connection.

The troubleshooting procedure depends on the communication protocol being used. For details on the required action, see the applicable OpenTP1 Protocol manual.

(2) LAN error

If an error occurs on the LAN, remote procedure calls to a function on another node will return an error to the client UAP. Restart the system after the administrator responsible for each system has taken appropriate action to recover the OS and hardware.

(3) Communication error in the multi-node structure

If an error occurs between the global archive journal service and the journal service on the archive-journal source node, OpenTP1 outputs an error message. Referring to the error message, take appropriate action to resolve the problem.

No journals are archived with this type of communication error. If the error cannot be resolved and you need to unload the journals, do so separately on each archive-journal source node.