User manual

D520E User Manual

 Use Alarm Buffer: Select Use alarm buffer when you forward the image / audio of

before and after the alarm detection (pre-alarm, post-alarm). If you do not select it, only

the image of the moment of the alarm detection is forwarded. Click Alarm buffer to

display the Alarm buffer setting menu.

Note:

You can set the alarm buffer function at alarm buffer page. (Please go “Setting →

Advance → Alarm buffer → Setting”) For more details, you can check Chapter 7.7.

 Parameter: the parameter of CGI (defined in URL of HTTP→General) is

from your target device. For example, move=down.

 Message: message will show up in the form of Message = PTZ down. If your

target device didn’t support the parameter of message, you can’t see the

message. So you can just take the message as a note. For example: PTZ

down.