@Override
    public String getSessionId() {
        return sessionID;
    }
@Test
    public void testCopyConfigRequestWithChunkedFraming() {
        log.info("Starting copy-config async");
        assertNotNull("Incorrect sessionId", session3.getSessionId());
        try {
            assertTrue("NETCONF copy-config command failed",
                    session3.copyConfig(RUNNING.toString(),
                            "candidate"));
        } catch (NetconfException e) {
            e.printStackTrace();
            fail("NETCONF edit-config test failed: " + e.getMessage());
        }
        log.info("Finishing copy-config async");
    }