ExpressConnect for Oracle (ECO) is an embedded library loaded by SAP Replication Server for replication to Oracle.
ExpressConnect for Oracle provides direct communication between SAP Replication Server and a replicate Oracle data server. ExpressConnect for Oracle eliminates the need to install and set up a separate gateway server, thereby improving performance and reducing the complexities of managing a replication system.
ExpressConnect for Oracle is installed with SAP Replication Server. There is no separate installer for ExpressConnect for Oracle.
See the ExpressConnect for Oracle Configuration Guide.