Siemens SIMATIC
This document describes how to interface OpenLM with Siemens SIMATIC to monitor license usage and obtain statistics.
Requirements
To query Siemens SIMATIC, install:
- OpenLM Platform
- OpenLM Broker v25.x or higher installed on the same machine as SIMATIC, and approve it in Broker Hub.
Monitoring capabilities and features
Current monitoring capabilities through OpenLM Broker:
| Item | Value |
|---|---|
| Report resolution | By minute |
| License totals | Yes |
| License usage | Yes |
| Denials reporting | No |
| Borrowed license reporting | No |
| Expiration date reporting | No |
| Multiple server redundancy | No |
OpenLM Broker configuration

Broker reads the Siemens SIMATIC log file. Once read, data is compiled and sent to OpenLM Server.
Configuring via Broker UI
OpenLM Broker must be installed and configured to report to OpenLM Server before continuing:
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Open a browser and go to http://localhost:5090/.
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Click License Managers, then Add License Manager.

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In the pop-up, select the license manager type, enter any port number (for example, 888), then click Add.

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Go to Vendors. Click Add Vendor, enter the name, then click Confirm.

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Go to Log Files.

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Click Add Log File, then either enter the path manually or browse for it using the magnifying glass icon.
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Select the log file, then click Open.
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From the drop-down, select vendor Siemens SIMATIC.
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Click Continue.

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Click Save.

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Log in to OpenLM Platform.
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From Menu, go to License Servers.

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On left menu, select Pending Server
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On the list, select the SIMATIC license manager and click on Approve and Merge

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In OpenLM Web Interface -> Menu -> License Servers Live -> Server Statistics.
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Ensure SIMATIC appears in the list with a green status indicator.
Note: It can take up to 3 minutes for the status to update for new connections.