# Function

The Configuration File Conversion Utility extracts the entities from a Substation ES configuration file created by a previous release of Substation ES.

The following JCL samples are included with Substation ES:

- `SXSCFC2D`: convert a version 2.1x.x configuration file to a version 2.13.0 configuration file.
- `SXSCFC26`: convert a version 2.6.x configuration file to a version 2.7.0 configuration file.
- `SXSCFC24`: convert a version 2.1.x through V2.5.x configuration file to a version 2.6.0 configuration file.
- `SXSCFC21`: convert a version 2.0.0 configuration file to a version 2.1.0 configuration file.
- `SXSCFC20`: convert a version 1.x configuration file to a version 2.0.0 configuration file.

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