# Installing IMS Interface

After installing Substation ES, you have to customize the IMS Interface that you selected during the downloading process.

Perform the following tasks to customize the IMS Interface:

## Procedure

1. Prerequisites
2. Recommended Steps
3. Customizing IMS Interface
4. Installing the OTMA Message Routing
5. Installing IVP System Definitions
6. Executing IMS Interface IVPs
7. Optional IMS Interface Items

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