Composite composite = mp.newComposite().build();
HubPort hubPort1 = composite.newHubPort().build();
HubPort hubPort2 = composite.newHubPort().build();
HubPort hubPort3 = composite.newHubPort().build();
HubPort hubPort4 = composite.newHubPort().build();
HubPort hubPort5 = composite.newHubPort().build();
webRtcEP1.connect(hubPort1);
webRtcEP2.connect(hubPort2);
webRtcEP3.connect(hubPort3);
webRtcEP4.connect(hubPort4);