Important
Do not register frequently. The interval between two registrations shall be more than 60
seconds. Too many registration requests may result in server attack.
System may take back the domain name that is idle for one year. You can get a notification
email before the cancel operation if your email address setup is OK.
IP filter
The IP filter interface is shown as in Figure 7-32.
After you enabled trusted sites function, only the IP listed below can access current DVR.
If you enable blocked sites function, the following listed IP addresses can not access current
DVR.
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Figure 7-32
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