DVR systems DVRxx04HF-U Series - Manual (Page 107)

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Note: this device also supports IPCs from the third parties (i.e. Sony, AXIS, Samsung,
Panasonic and etc.)
5.5.10 Text Overlay
The card overlay function is for financial areas. It includes Sniffer, information analysis and
title overlay function. The Sniffer mode includes COM and network.
5.5.10.1 COM Type
The COM interface is shown as below. See Figure 5-46.
z
Protocol: Please select from the dropdown list.
z Setting: Click COM setting button, the interface is shown as in RS232 interface.
Please refer to Chapter 5.3.4 RS232.
z Overlay channel: Please select the channel you want to overlay the card number.
z Overlay mode: There are two options: preview and encode. Preview means overlay
the card number in the local monitor video. Encode means overlay the card number
in the record file.
z Overlay Position: Here you can select the proper overlay position from the dropdown
list.
Figure 5-46
5.5.10.2 Network Type
The network type interface is shown as below. See Figure 5-47.
Here we take the ATM/POS protocol to continue.
There are two types: with or without the protocol according to client’s requirements.
With the protocol
For ATM/POS with the protocol, you just need to set the source IP, destination IP
(sometimes you need to input corresponding port number).