27delete the splicing wall, the corresponding physical screens are off too.3.5 Add /Remove Front-end Device3.5.1 Add deviceClick button in the main window. System pops up the following dialoguebox.Here you need to input the front-end device information including manufacturer (Private,Onvif, and General), connection mode (TCP, UDP, AUTO) device name, device IP, port,device user name and password. See Figure 3-15.Figure 3-15After inputting the corresponding information, please click OK button. You can see thedevice begins to connect the newly added front-end device. System auto lists the channelinformation after successful connection. For newly added private device, device displaysas online. Double click the device; you can see it becomes offline. For Onvif and Generaldevice, system displays an icon only. You can just drag the icon to the screen. See Figure3-16.Figure 3-16Click , you can modify device name.3.5.2 Delete DeviceNoteYou can not delete the decoding device.Select one front-end device and then click delete device button, system can remove itfrom the list.3.6 Decode Channel SetupPlease select the output TV and position and then select the device channel in the devicelist. Double click channel name or drag the channel name to the destination position and