Click on 'CONNECT' tab, right click on 'Database' and select 'Create db2 connection'
cm set "demo_cm_db2" {execute "db.db2.config.get" "[hostname]" "localhost" "[port]" "50000" "[database]" "test_db" "[user]" "db2admin" "[password]" "pwd" ;};
"1"Click on refrech button: