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AVEVA Enterprise SCADA

Turn off No Reply Events for stations — resume responding

Turn off No Reply Events for stations — resume responding

  • Last UpdatedApr 24, 2025
  • 1 minute read

To turn off a No Reply event for a station — resume responding

  • To set a group of remotes belonging to a single station to resume responding, issue a PUT using the following URL format:

    http://localhost:<portnumber>/Station/<stationname>/ResumeResponding

    Where:

    • portnumber is the port specified in the RTU (Remote Terminal Unit) Player configuration file.

    • stationname is the name of the station containing the remotes to set in a Reply state.

    Note: The command is idempotent and will always return an OK status if received by the web Application Program Interface (API), even if the station does not exist or the remotes are already in a Reply state.

The following example details an issued resume responding command for Station1 with the RTU Player configured to listen on port 63280 using a curl command line utility:

curl -X PUT -I -H "Content-Length: 0" -H "X-HMISCADA: RTUPlayer" http://localhost:63280/Station/Station1/ResumeResponding

Note: The custom header value of "X-HMISCADA: RTUPlayer" is case-sensitive and must be supplied in order to receive an OK status response.

The response should return as follows:

HTTP/1.1 200 OK

Content-Length: 0

Server: Microsoft-HTTPAPI/2.0

Content-Security-Policy: default-src 'none'

Date: Mon, 29 Jan 2024 15:14:34 GMT

Note: The specific values will be different based on the operating environment.