IC Realtime 8/16/32 Channel 1.5U 8/16 PoE Network Video Recorder - Manual (Page 106)

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Parameter Function
RS232 There is only one option COM 01, corresponding to RS232.
Console is for debug.
Control keyboard: Switch between RS232 and control
keyboard.
Network keyboard: COM control protocol. You can use
network keyboard to control NVR via COM.
Transparent COM: Network user can communicate with
RS232 COM device.
Function
PTZ matrix: PTZ matrix protocol. You can use the device to
control the PTZ matrix.
Data Bit
The value ranges from 5 to 8.
Stop Bit
There are three options: 1/2.
Baud Bit You can select corresponding baud bit here.
Parity
There are five options: none/odd /even/mark/space.
6.4.2.5 Network
Network interface is shown as in Figure 6-29.
Figure 6-29 Network
Please refer to the following sheet for detailed information.
Parameter Function
IP Version
There are two options: IPv4 and IPv6. Right now, syste
supports these two IP address format and you can access v
them.