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The onvif client can automatically discover devices
Note : The onvif client and the device should be in the same LAN, and can normally receive and send multicast messages

If the device requires authentication, click right mouse button on device list item, select "Set login user" menu item from the popup menu, then input the user name and password, as following:

Click right mouse button on devices list window, select "Add device" menu item, as following:



Input the device IP address and onvif protocol port, if the device requires authentication, enter the user name and password, then click "Add" button.
Note : the port is onvif protocol port, not http or rtsp port

Click right mouse button on device list item, select menu item from the popup menu, as following:


The function menus includes device information, time setting, network setting, image setting, OSD setting, video encoder setting, audio encoder setting, presets manager, recording control, recording replay, analytics setting, relay outout setting, system log, receiver manager, event subscribe etc.
Note : The function menu items will change for different devices. If the device does not support some onvif services, the corresponding menu items will not appear. For example, if the device does not support the onvif analytics service, the analytics setting menu item will not appear.

Click right mouse button on device list item, select "Channels" menu item from the popup menu to switch channels.
Note : How many profiles the device has, how many channels it has.

Click right mouse button on device list item, select "Event" -> "Event subscribe" menu item from the popup menu to subscribe events, click "Event subscribe" menu item again to unsubscribe events. as following:

Note : If the device supports event subscription and the subscription succeeds, a check box appears in front of the "Event subscribe" menu item.

Click right mouse button on device list item, select "Event" -> "Event viewer" menu item from the popup menu to view the events, as following:

Double click the device item or drag it to the video window to play, then move mouse to the video window, it will show the float window. If the device supports the onvif PTZ service, the PTZ control button will appear, then click the button to control PTZ movement, as following:

Click right mouse button on device list item, select menu item from the popup menu.
The device maintenance functions include : reboot, hard reset, soft reset, system backup, system restore and firmware upgrade.

Drag the device icon to video window or double click the device icon, play the device video, on the video window, click button, if the device support audio back channel, it will be as the following:

Click button, pop up the layout settings window, as following:

Press and hold the mouse button and drag to select the window area. Click "OK" button, the video window layout as following:

Click right mouse button on device list item, select "Recording control" menu item from the popup menu, as following:

First add the recording configuration, then add or modify the track configuration, and finally add and set the recording job configuration.

Click right mouse button on device list item, select "Recording replay" menu item from the popup menu, as following:

Double click the item listed on Recordings result list to play the recording

Click the "System->System setting..." menu item to pop up the system settings dialog:

Language : Choose system language, only English and Chinese are supported.
Enable Log : Enable logging, the generated log file (onvifclient-xxx.txt, a new log file is generated every time it is run) is in the installation directory.
Log Level : Choose log level, Trace level prints the most log information.
Save automatically discovers devices : When exiting, save the auto discovered devices and load them at the next startup.
Automatic subscribe events : The system starts or automatically discovers devices, and automatically subscribes events.
Popup video window when receive motion detect event : Automatically popup video window when receiving motion detect event.
Encoding setting by media service 2 interfaces : If the device supports the onvif media 2 service, the onvif media 2 interface is preferred to obtain the device information and coding settings.
Prefer to use RTP over UDP : If this option is not checked, the system uses RTP over TCP mode by default.
Force multicast RTP via RTSP : If the RTSP server supports RTP multicast, RTP multicast is used.
Tunnel RTSP and RTP over HTTP : Enable RTSP over HTTP, If the rtsp url starts with http:// or https://, RTSP over HTTP or RTSP over HTTPS is enabled.
Hardware-accelerated decoding : Enable hardware accelerated decoding.
Default video render mode : Set the default video render mode.
Device probe interval : Send multicast message within specified interval to discovery device.
Event renew interval : If the event is subscribed, the subscription renew interval.
Max recording time : Maximum video recording time, when the recording time is reached, it will automatically switch to a new recording file.
Max file size (KB) : Maximum video recording size, when the recording size is reached, it will automatically switch to a new recording file.

Video polling means to using the specified window layout (number of video polling windows) to select devices from the device list to play with the specified interval (video polling interval), then select the next batch of devices to play for a specified time until all devices play one piece in a cycle.
Click "System->Video poll setting..." menu item, popup the video poll settings window, as following:

Select the number of video polling windows, Set polling interval.
Click "System ->Start video poll" to start video polling.