Dahua NVR41 series

User's Manual
356
2. Click
Create
.
4.15.4.2 Trusted CA Certificate
Step 1 Select
Main Menu
>
SECURITY
>
CA Certificate
>
Trusted CA Certificate
.
Step 2 Click
Install Trusted Certificate
.
The
Create Certificate
is displayed. See Figure 4-259.
Figure 4-259 Creating certificate
Step 3 Click
Browse
to select the certificate that you want to install.
Step 4 Click
Import
.
4.15.5 Audio/Video Encryption
The device supports audio and video encryption during data transmission.
Step 1 Select
Main Menu
>
SECURITY
>
AUDIO/VIDEO ENCRYPTION
>
Audio/Video
Transmission
.
The
Audio/Video Transmission
interface is displayed. See Figure 4-260.