surf_network_model->communicate(hostA, hostB, 150.0, -1.0);
surf_solve(-1.0); /* Takes traces into account. Returns 0.0 */
do {
surf_network_model->communicate(hostA, hostB, 150.0, -1.0);
surf_solve(-1.0); /* Takes traces into account. Returns 0.0 */
do {