Device Debugging 225 Device DebuggingCarry out debugging to ensure that the device can realize basic network access, call andmonitoring functions after installation. Before debugging, please check whether the followingwork has been completed. Check whether there is short circuit or open circuit. Power on the device only after thecircuit is confirmed to be normal. IP and no. of every VTO and VTH have been planned. Check deployment position of SIP server.5.1 Debugging Settings This device shall be used with VTO of SIP system. This manual introduces “Unit VTO” asan example. Please refer to matched user’s manuals for other types of VTO. Set VTO info and VTH info at WEB interface of every VTO, set VTH info, network info andVTO info on every VTH, and thus realize video intercom function.5.1.1 VTO Settings5.1.1.1 InitializationFor the first time, please initialize and modify login password.Please ensure that default IP addresses of PC and VTO are in the same network segment.Default IP address of VTO is 192.168.1.110.Connect VTO power and boot up.Enter default IP address of VTO at the address bar of PC browser.The system displays “Device Ini” interface, as shown in Figure 5-1.