When the problem that the NVR is connected to other devices cannot be solved, you need to obtain the NVR data packet for analysis. The following are the specific analysis steps and required tools.


  • Dahua NVR
  • USB flash drive

【3】Step by Step Instructions

(1)Insert the USB flash drive into the NVR, NVR will appear the following dialog box, no need to choose, right click to exit.

(2)Log in to the NVR and go to the main menu. Find the TEST interface(path:Main menu=> Info=>Network=>Test), The following diagram indicates the operation: