I am having connection issues in SAP Integration Suite, managed gateway for spend management & SAP Business Network when integrating SAP Ariba and SAP ERP or SAP S/4HANA system.

To access the SAP Integration Suite, managed gateway for spend management and SAP Business Network Guided Answers for connection issues, refer to Guided Answers.

SAP Integration Suite Managed Gateway > Managed Gateway for Business Network
SAP Integration Suite Managed Gateway > Managed Gateway for Business Network SCC > Managed Gateway for Buyer Business Network SCC
SAP Integration Suite Managed Gateway > Managed Gateway for Sourcing Integration
SAP Integration Suite Managed Gateway > Managed Gateway Foundation & Tools > Managed Gateway for Managed Gateway Portal