3671806 - Remote Table Replication fails after migration to AWS - Communication link failure / JWT certificate missing / Proxy ruleset restrictions

Symptom

After migrating SAP S/4HANA systems from SAP HEC to AWS (RISE / ECS environment), Remote Table Replication (RTR) between an on-premise or ECS-hosted SAP HANA database and SAP HANA Cloud (BTP) fails.
The following errors appear in the indexserver trace or DB50 alerts:

Remote Table Replication has been DISABLED by an error (internal error)
[SAP AG][LIBODBCHDB SO][HDBODBC] Communication link failure;
-10709 Connection failed (RTE:[89132] Proxy server connect: connection not allowed by ruleset)
No certificate store with purpose JWT found.

Environment

SAP HANA DB Version 2.0

Product

SAP HANA, platform edition 2.0

Keywords

Remote Table Replication, RTR, SAP HANA Cloud, BTP, RISE, ECS, AWS, HEC migration, JWT certificate, proxy configuration, indexserver.ini, metadata section, rtr_proxy_http_for_backward_remote_source, communication link failure, connection not allowed by ruleset, Remote Source, ALTER REMOTE SOURCE ENABLE STRUCTURE, replication disabled, M_REMOTE_TABLE_REPLICAS, SAP Note 3547023, SAP Note 2711518, SAP Note 2380176, SAP Note 3007608, SAP HANA SQL Reference (Data Provisioning) , KBA , HAN-DB-SDA , SAP HANA Smart Data Access , Problem

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