private void causeP2PTraffic(int locatorPort) {
    final GfshExecution getResponse =
        GfshScript.of("connect --locator=" + hostName + "[" + locatorPort + "]")
            .and("put --key='123abc' --value='Hello World!!' --region=region1")
            .and("get --key='123abc' --region=region1")
            .execute(currentGfsh, tempFolder);

    assertThat(getResponse.getOutputText()).contains("Hello World!!");

    GfshScript.of("disconnect").execute(currentGfsh, tempFolder);
  }
This test iterates through the versions of Geode and executes client compatibility with
the current version of Geode.
geode-assembly/src/upgradeTest/java/org/apache/geode/management/RollingUpgradeWithSslDUnitTest.java