// Stop all offices
office1.stop();
office2.stop();
office3.stop();
// Start them all
office1 = createClusteredPostOffice(1, "testgroup", sc, ms, pm, tr);
office2 = createClusteredPostOffice(2, "testgroup", sc, ms, pm, tr);
office3 = createClusteredPostOffice(3, "testgroup", sc, ms, pm, tr);