23
Step 2
: Click window 2 on the right, and then click
D1
under
Camera
on the left. Now
D1
appears in window 2. Click
Apply
to save the
settings.
3.5.2 Advanced Configuration
Click the
Advanced
tab and then select
Sub Stream First
so the
NVR uses the sub stream to establish live video from multiple
cameras simultaneously. This function is disabled by default.