Oracle agent connectivity alarms keep firing (329569)

Alarms repeatedly fire for the following rules

• ASM - Usability Connection Availability
• DBO - Usability Connection Availability

The are no network latency issues and the listener is available available.

There are numerous Oracle agent errors similar to the following

ERROR [ConnectionManagementThread-[OraclePool-main2]-[Wed Oct 28 08:43:43 MSK 2020][OracleProfile\{host='HOSTNAME', instance='INSTANCENAME', username='USERNAME', asSysDBA=false, ports='1521', useSSL=false, properties={oracle.jdbc.ReadTimeout=1800000}}]] com.quest.qsi.fason.framework.connections.common.AbstractConnectionManagement - "Exception occurred during connecting"
com.quest.qsi.fason.framework.connections.common.exceptions.FrameworkConnectionException: IO Error: Connection reset by peer, connect lapse 0 ms., Authentication lapse 0 ms.- Profile:OracleProfile{host='HOSTNAME', instance='INSTANCENAME', username='USERNAME', asSysDBA=false, ports='1521', useSSL=false, properties={oracle.jdbc.ReadTimeout=1800000}} 

Ran the attached SQL Plus instant client on the FglAM on Linux

1). login the FglAM host and run the following command to install the sqlplus rpm 
   rpm -ivh oracle-instantclient12.1-basic-12.1.0.2.0-1.x86_64.rpm
   rpm -ivh oracle-instantclient12.1-sqlplus-12.1.0.2.0-1.x86_64.rpm
   
2). add the following in your ~/.bash_profile:

ORACLE_HOME=/usr/lib/oracle/12.1/client64
PATH=$ORACLE_HOME/bin:$PATH
LD_LIBRARY_PATH=$ORACLE_HOME/lib
export ORACLE_HOME
export LD_LIBRARY_PATH
export PATH

3). test if the sqlpus is installed properly by running "sqlplus"

4). edit the test.sh and set the right connection parameters

5). chmod 775 test.sh and run the script: ./test.sh
Note: the script will run for 30 mins, use the following to run this in the background, run: nohup ./test.sh & 

The error message "ORA-12547: TNS:lost contact" was identified.

The issue was resolved by changing the host IP address.