Blocking Rules - Grandstream Networks GSC3505 Series User Manual

Blacklist
Users can specify the numbers to be blocked by the GSC3510/GSC3505 for incoming calls, and every time a number is added
to the blacklist, it is listed in the below list:
: Users can remove one or a group of numbers from blacklist by clicking in "Remove blacklist" button.
Note: Users can also press on
: Users can add phonebook contacts to the blacklist by clicking on "Add from contacts" button. A
window pops up showing the existing contacts so that users may select the ones wishing to give permission to (Please,
refer to Figure 23).
: Users can add numbers from Call History to the blacklist by clicking on "Add from call history" button.
A window pops up showing all the calls listed in the GSC3510/GSC3505 call history.
: Users can add numbers manually to blacklist by clicking on "Add manually" button. A window pops up
allowing users to enter the number and its name (Please, refer to Figure 25).
Note
Users can modify the name of the number listed in the blacklist by clicking on

Blocking Rules

This sub-section allows the user to define the blocking rules for Non-white list calls. The blocking rules available for the users
are:
Block: Configures the GSC3510/GSC3505 to block all the numbers that are not listed in the Whitelist.
Answer: Configures the GSC3510/GSC3505 to allow all the calls received from any number but the number listed in the
blacklist.
Figure 46: Blacklist Section
to remove one specific contacts from blacklist.
Figure 47: Add from Call History to Blacklist
.