private static void multiple_put() {
    try {
      Region r = cache.getRegion(SEPARATOR + REGION_NAME);
      assertNotNull(r);
      r.put("k1", "server1");
      r.put("k2", "server2");
      r.put("k3", "server3");
      r.put("k4", "server4");
      r.put("k5", "server5");

    } catch (Exception ex) {
      Assert.fail("failed while r.put()", ex);
    }
  }
unregister a key for a particular client in the server

@param clientId the client's ID
@param key the key it's no longer interest in
geode-core/src/distributedTest/java/org/apache/geode/internal/cache/tier/sockets/InterestListDUnitTest.java