If a firewall exists on the network, port 80 is open for ordinary data communication. The HTTP port and RTSP port need to be opened on the firewall or NAT router.
That’s because the system with the newer video formats, and the PC need to install the newer DC Viewer software to decode and display the video on PC properly.
Please go to "Control Panel -> Add or Remove Programs" to remove old DC Viewer software at first. Then connect to IP camera via web browser and it will prompt to install the new DC Viewer software in to PC.
The maximum number of users is limited to 20. However, it also depends on the total bandwidth accessed to this device from clients. The maximum data throughput of the device is around 100~200Mbps for UDP mode and 50Mbps for HTTP mode. Therefore, the actual number of connected clients is varying by streaming mode, settings of resolution, codec type, frame rate and bandwidth. Obviously, the performance of the each connected client will slow down when many users are logged on.
The maximum number of users is limited to 10. However, it also depends on the total bandwidth accessed to this device from clients. The maximum data throughput of the device is around 100~200Mbps for UDP mode and 50Mbps for HTTP mode. Therefore, the actual number of connected clients varies by streaming mode, settings of resolution, codec type, frame rate and bandwidth. Obviously, the performance of the each connected client will slow down when many users are logged on.
Check IP address of the device by using the PLANET IPInstaller program or by UPnP discovery or by using the reset button to set the device to default.
Your connection to the device does not have enough bandwidth to support a higher frame rate for the streamed image size. Try reducing the video streaming size to minimal value.
You need to use the mouse which equips with the wheel. Some functions need this third button.