How to troubleshoot P2P offline status

How to troubleshoot status

P2P Troubleshooting Checklist

P2P Enabled ( Device Only)

Interface Image
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SystemUI 2019-02-04 8-14-00.png

DHCP Enabled

Interface Image
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DNS 1 =

Interface Image
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DNS 2 =

Interface Image
WebUI 2019-02-01 10-57-302.png
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Ping Test:Success

SystemUI only.

1. Navigate to Main Menu -> Info -> Network -> Test

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2. Input, “” for Destination IP.

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3. Click, “Test”

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4. Repeat these steps, replace, “” with, “.com”

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Ping Test:Results-Success

Address Status Image Success 2019-02-04 8-28-27.png Success 2019-02-04 8-27-25.png

Ping Test:Results-Fail

Address Status Image Troubleshooting Tips Fail 2019-02-04 8-29-43.png
  • Check network cable Fail 2019-02-04 8-31-09.png
  • Check network cable

Default TCP Port

  • 37777 for Dahua Device
  • 35000 for FLIR device

Confirm All of the Above, Then Reboot

Reboot the recorder or camera after confirming all the above to be true

Network Sniffer Packet Backup New GUI

This feature is available at the SystemUI only.


  • USB drive, formatted to FAT32
  • Dahua Recorder, connected to a network

Video Example

1. Insert a USB drive (FAT32 format) into the device. Most models of Dahua recorders will have a USB port on the front and rear of the unit, either can be used.

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2. From the Main Menu go to Network

Network Sniffer Packet Backup - 1.jpg

3. Click P2P

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4. Click to disable the P2P feature

Click Apply

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5. Return to the Main Menu

Click Operation

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6. Click Network

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7. Click Test

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8. Confirm the USB drive is detected, under Device Name

Click ‘Refresh' if you do not see the device in the drop-down box

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9. Click ‘Sniffer Packet Backup' next to the appropriate NIC card to begin the backup

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10. The icon will change once the backup has begun

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11. Return to the P2P menu

From Main Menu click Network

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12. Click P2P

Click to the P2P service then click Apply

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13. Return to the Main Menu

Click Operation

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14. Click the Pause button under ‘Sniffer Packet Backup'

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15. Remove the USB drive from the recorder and it to a PC

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You should have one or several *.PCAP files. Please email these files to your Technical Support Representative for further analysis.

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