Cabi fails to connect with Oracle RAC -The Network Adapter could not establish the connection

Products

• DX Unified Infrastructure Management (Nimsoft / UIM)
• Unified Infrastructure Management for Mainframe

Issue/Introduction

Environment:
CABI 4.30 installed on a dedicated robot 9.3x on RH 7.9

The database is Oracle 12.2
Test the port 1521, the port is open

Problem:
CABI probe fails to connect to RAC with error below:

Caused by: java.sql.SQLRecoverableException: IO Error: The Network Adapter could not establish the connection
Caused by: oracle.net.ns.NetException: The Network Adapter could not establish the connection

Cause

Network problem

Environment

Release : 20.3.3

Component : UIM OPERATOR CONSOLE - CABI REPORTS AND INTEGRATION

Resolution

Option 1: Configured the data_engine with a connection to the Oracle server vs the RAC followed by a CABI and OC robot restart

Option 2. Resolve the Network issue between CABI ad RAC