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58 | Embedded Network Video Recorder User Guide
Network Test Tab
Figure 3-20 Network Test Tab
Network Test
1. Enter an IP address in the Destination Ad field.
2. Click Test.
The test results will show if the network connection is good, as well as the average delay
and packet loss rate.
Network Sniffer Packet Backup
1. Insert a USB 2.0 device into the USB port on the front panel of your NVR. See Figure Note
on page 29.
2. Click Refresh, then find your USB 2.0 device in the Device Name field. See Figure 3-20.
You might need to use the drop-down menu to find your device.
3. Click Browse to select the save path.
4. Click the Begin Sniffer button in the column on the right to start the Sniffer.
All connected adapter names appear in the found network adapters table. Adapter names
can include Ethernet, PPPoE, WIFI, and 3G.
To stop the Sniffer, click the gray Stop button.
Note You can not Sniff several network adapters at the same time.
While the Sniffer is working in the background, you can perform other network operations, such
as logging into the Web and monitoring. Click to stop the Sniffer and return to the Sniffer
interface. The NVR/system will save the packets to the specified path. The file name is Network
adapter name+time.
Opening the Packets Use software such as Wireshark to open the packets on the PC so that
a professional engineer can solve the problem.
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