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Ariba CIG Setup with S/4HANA – A Guide for SAP BASIS Administrators

poulami_mukherjee1
Discoverer
‎2025 Jun 13 3:16 PM
1,150

The SAP Ariba Cloud Integration Gateway (CIG) streamlines the integration of SAP S/4HANA with SAP Ariba solutions, ensuring seamless data exchange for procurement and supply chain processes. For SAP Basis administrators, configuring Ariba CIG with S/4HANA involves setting up connectivity, managing certificates, and ensuring secure data flow. This blog provides a step-by-step guide for setting up Ariba CIG with S/4HANA, focusing on the Basis perspective.



Prerequisites
1. System Requirements:
          • SAP S/4HANA (On-Premise or Cloud) configured with relevant business processes.
          • Access to SAP Ariba Cloud Integration Gateway.
          • SAP Cloud Connector installed and configured.
          • SAP Integration Suite (optional for specific scenarios).
2. Authorizations:
          • Administrative access to the SAP S/4HANA system.
          • Access to SAP Ariba CIG portal.
          • User with permissions to configure SAP Cloud Connector.
3. Certificates:
          • Obtain necessary SSL certificates from SAP Ariba and SAP S/4HANA.

4. Ariba  CIG Add-on

Step-by-Step Setup

Step 1: Register SAP Ariba Cloud Integration Gateway
                1. Log in to the SAP Ariba CIG portal.
                2. Navigate to Connections > Setup.
                3. Select SAP S/4HANA as the integration system.
                4. Download the configuration template for the S/4HANA system.
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Step 2: Configure SAP Cloud Connector
                1. Log in to the SAP Cloud Connector.
                2. Add a new subaccount and link it to the SAP BTP account.
                3. Define the back-end connection to the S/4HANA system:
                     • Enter the internal hostname and port of the S/4HANA system.
                     • Map virtual hosts and ports to the internal configuration.
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                4. Ensure the necessary URLs for Ariba are whitelisted in the firewall.

Step 3: Install the ARBCIG Add-on:
          

  • Log in to S/4HANA and use SPAM/SAINT to upload the ARBCIG add-on.

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  • Verify installation in SAINT and SPAM.

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Step 4: Import SSL Certificates into STRUST
               1. In the SAP S/4HANA system, access the STRUST transaction.
               2. Import the SSL certificate from Ariba CIG under the SSL Client (Standard) node.
               3. Add the certificate to the certificate list and save.

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Step 5: Configure RFC Connections
               1. Access the SM59 transaction in S/4HANA.
               2. Create an RFC destination of type HTTP to connect to the SAP Ariba system:
                    • Provide the URL from the Ariba CIG setup document.
                    • Configure authentication with the Ariba credentials.

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Step 6: Configure Logical System
Define logical system in BD54

BD54 transaction screen for creating the logical system.

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Step 7: Maintain Integration Parameters
1. In S/4HANA, access the CIG Configuration App or relevant transaction code (e.g., SPRO > Integration with Ariba).
2. Enter the Ariba network ID, endpoint URL, and other required parameters.

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Step 8: Test Connection
                1. Test the RFC connection using the Connection Test option in SM59.
                2. Resolve any connectivity issues based on logs.


Step 9: Activate Required iFlows
                1. Open the SAP Integration Suite or CPI (if used).
                2. Deploy and configure the necessary integration flows (iFlows) for data exchange.
                3. Test the iFlows to confirm message flow between systems.


Post-Setup Checks
1. Monitor Data Exchange:
          • Use SAP CIG and S/4HANA monitoring tools (e.g., SXMB_MONI, Message Dashboard) to verify data exchange.
2. Error Handling:
         • Configure alert notifications for connectivity or data transfer errors.
3. Performance Optimization:
        • Schedule regular health checks of the integration landscape.


Conclusion

Setting up SAP Ariba CIG with SAP S/4HANA involves meticulous configuration to ensure secure and efficient data flow. By following this guide, SAP Basis administrators can establish a robust integration framework that enhances business operations.

Next Steps

Explore advanced configurations like mapping custom fields or integrating additional SAP Ariba modules for expanded functionality.

Let us know your thoughts in the comments below, or share your own tips for optimizing the SAP Ariba CIG setup with SAP S/4HANA!

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