171
Figure 7-60
7.5.4.2 Card Overlay
Tit is the same with the card overlay function (chapter 5.5.9). It is mainly for financial areas to
Sniffer, information parse and character overlay. The ATM/POS interface is shown as in Figure
7-61.
Source IP refers to host IP address that sends out information (usually it is the device host
connected to the DVR.)
Destination IP refers to other systems that receive information.
There are total four groups IP. The record channel applies to one group (optional) only.
Six frame ID groups verification can guarantee information validity and legal.
The start position, length and data can be set according to your protocol and data packet. There
are total four fields.
Figure 7-61
Summary of Contents for DH-D20004
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