| relayIp | Relay server IP Address. | 
| relayPort | Relay server port. | 
| netGuid | GUID of the network to create. | 
| sourceId | This server's sourceId. | 
| nodeId | The node to join the network with. | 
Starts a server using a Relay server. This is the manual way of using the Relay server, as the regular NetworkServer.Connect() will automatically use the Relay server if a match exists.