D-Link DCS-6915 User Manual page 49

Section 3: Advanced Configuration
Video clip: Select to send video clips when a trigger is activated.
Source: Select a source of video clip.
Pre-event recording: The camera has a buffer area. It temporarily holds data up to a certain
limit. Enter a number to decide the duration of recording before a trigger is activated. Up to
4 seconds can be set.
Maximum duration: Specify the maximum recording duration in seconds. Up to 20
seconds can be set. For example, if pre-event recording is set to 5 seconds and the
maximum duration is set to 10 seconds, the camera continues to record for another 4
seconds after a trigger is activated.
File name prefix: Enter the text that will be appended to the front of the file name.
Click Save to enable the settings, then click Close to exit the page.
System log: Select to send a system log when a trigger is activated.
Click Save to enable the settings, then click Close to exit the page. When completed, click
Save to enable the settings and click Close to exit this page. The new media settings will
appear on the Event Settings page.
D-Link DCS-6915 User Manual 49