def ConnectAndResumeReassignPortsNgpfHlPy(ixNetworkTclServer, tclServer,
                             userName, portList, chassisIp
                             ):
    '''
    Connect to an existing configuration and use the provided list of portList.
    portList format: 1/3. Not 1/1/3.
    This API will return all session configuration handles.
    '''

    connectStatus = ixia_ngpf.connect ( 
        ixnetwork_tcl_server = ixNetworkTclServer,
        tcl_server = tclServer,
        username = userName,
        port_list = portList,
        device = chassisIp,
        session_resume_keys = '1',
        break_locks = '1',
        ) 
    if connectStatus['status'] != '1':
        return 1
    else:
        return connectStatus