User`s manual

Moxa VPort 26A-1MP System Configuration
4-29
Auto Exposure Shutter
Setting Description Default
Auto Level Higher level will extend auto shutter speed slower, hence
brighter image; lower level will do opposite.
0
WDR
Setting Description Default
WDR
(Wide Dynamic Range)
Higher level means more strong WDR effect. Choose higher
WDR level when you have strong lighting and dark area
co-exist in one video scene
Level 8
ROI (Region of Interest)
When network bandwidth is limited, HD video stream in realtime may be too huge for the network to bear, and
in that condition, VPort IP camera is able to automatically allocate available bandwidth to those parts of video
that of your bigger interest. For example, when watching a factory entrance, camera can allocate more
bandwidth for entry way while only allocate minimum bandwidth for the wall in the scene.
ROI
Setting Description Default
Enable Enable ROI function Off
Region 1/2/3
Assign priority to up to 3 different regions in the camera view.
unchecked
High/Medium/Low High –
camera will reserve a majority of bandwidth for this part
of video
Medium –
camera will reserve moderate bandwidth for this part
of video
Low – camera will reserve only minimum bandwidth for this
part of video
Low