NVR4POE / NVR8POE / NVR16POE Series NVR User Manual130Figure 9. 16 Configure Multicast4. Click the Apply button to save and exit the interface.The multicast function should be supported by the network switch to which the NVR is connected.9.2.8 Configuring RTSPPurpose:The RTSP (Real Time Streaming Protocol) is a network control protocol designed for use in communicationsystems to control streaming media servers.Steps:1. Enter the Network Settings menuMenu >Configuration> Network2. Select the More Settings tab to enter the More Settings menu, as shown in Figure 9. 15.Figure 9. 17 RTSP Settings Interface3. Enter the RTSP port in the text field of RTSP Service Port. The default RTSP port is 554, and you canchange it according to different requirements.4. Click the Apply button to save and exit the menu.9.2.9 Configuring Server and HTTP PortsPurpose:You can change the server and HTTP ports in the Network Settings menu. The default server port is 8000 and thedefault HTTP port is 80.Steps:1. Enter the Network Settings interface.Menu >Configuration> Network2. Select the More Settings tab to enter the More Settings interface, as shown in Figure 9. 15.3. Enter new Server Port and HTTP Port.Figure 9. 18 Host/Others Settings Menu4. Enter the Server Port and HTTP Port in the text fields. The default Server Port is 8000 and the HTTP Port is