Dahua Unit VTO6221E-P - 4.2 Video & Audio

Local Setting 7
Parameter
Description
 Fence station is normally used when other servers work as
SIP server.
Centre Call
No.
Configure the number of the management centre, and you can call
the management centre on every VTO or VTH in the network. The
default number is 888888.
VTO No.
The VTO number can be used to differentiate each VTO, and it is
normally configured according to unit or building number. You can
add VTO devices to the SIP server with their numbers.
If a VTO does not serve as a SIP server, then its VTO No. can be
modified (log in the web page of the VTO, and then you can modify
it.).
Group Call
Select the check box to enable this function, and when calling a
master VTH, the extension VTH devices receive the call as well.
Storage Point
You can only select FTP, and all the snapshots would be saved to
the FTP server automatically.
Auto Snapshot (unlock)

Select ON to enable this function, and then the system takes
snapshot every time when the door is unlocked.
Auto Snapshot (talking)

Select ON to enable this function, and then the system takes
snapshot every time when VTH user answers a call from the VTO.
Leave Message Upload

Select ON to enable this function, and then the system uploads the
messages from visitors to the FTP server automatically.
 You need to enable FTP function first. See "6.2 FTP."
 If there is SD card in the main VTH, the left messages would
be saved to the SD card by default.
 To receive message, the VTO Message Time must be
configured to be more than 0. See the VTH user's manual.
Click Confirm to save. Step 3
Video & Audio 4.2
This section introduces how to configure the format and quality of the video that the VTO
records, and the audio control settings.
On the main interface (Figure 3-1), select Local Setting > Video & Audio. Step 1
The Video & Audio interface is displayed. See Figure 4-2.