Identify the DB2 Listening Port Identify the DB2 database listening port on Windows 1. Login to the DB2 DBMS server.2. Launch the DB2 Control Center.3. Right-click the target instance.4. Click Setup Communications.5. The port number appears in the Properties window. Identify the DB2 database listening port on Unix Method 1: /etc/services 1. Login to the machine that hosts the DB2 DBMS.2. vi the /etc/services file.vi /etc/services 3. Locate the socket service associated with your target database.4. Identify the port number associated with the socket service.Method 2: get instance 1. Login to the machine that hosts the DB2 DBMS.2. su to your db2 instance owner. For example:su db2instance1 3. Execute the .profile associated with the db2 instance owner. For example:. ./.profile 4. cd into the $DB2INSTANCE/sqllib/bin directory.cd $DB2INSTANCE/sqllib/bin 5. Execute the db2 command../db2 6. Use the get instance option to get the current instance name.get instance 7. Use get dbm cfg command to identify the socket service name.get dbm cfg l grep SVCE # Example uses an "l" instead of a pipe due to limitations in markup display. 8. Look for output similar to the following where db2inst64 is the service name:TCP/IP Service name (SVCENAME) = db2inst64 9. Use the db2 interface to grep the /etc/services file for the service name listed above. For example:grep db2inst64 /etc/services 10. Look for output similar to the following:db2inst64 50012/tcp # Connection port for DB2 instance instance