Vivotek FD1837H, 8137HV user manual Maxduration 60~3600

					VIVOTEK
				URL Command Document for All Series
reserveamount	0~15000000	100	6/6		The reserved amount in Mbytes
					when choosing cyclic recording
					mechanism.
dest	cf,	cf	6/6		The destination to store the recorded
	0~4				data.
					“cf” means local storage (SD card).
					“0~4” means the index of the
					network storage.
cffolder	string[128]	NULL	6/6		Folder name.
trigger	schedule,	schedule	6/6		The event trigger type
	networkfail				schedule: The event is triggered by
					schedule
					networkfail: The event is triggered
					by the failure of network connection.
adaptive_enable	0,1	0	6/6		Indicate whether the adaptive
					recording is enabled
adaptive_preevent	0~9	5	6/6		Indicate when is the adaptive
					recording started before the event
					trigger point (seconds)
adaptive_postevent	0~10	5	6/6		Indicate when is the adaptive
					recording stopped after the event
					trigger point (seconds)
maxsize	100~900	100	6/6		Unit: Mega bytes.
					When this condition is reached,
					recording file is truncated.
maxduration	60~3600	60	6/6		Uuit: Second
					When this condition is reached,
					recording file is truncated.

User's Manual - 173