Security - D-Link DSL-G2452GR User Manual

DSL-G2452GR AC1200 MU-MIMO Wireless Dual Band
VDSL2 Router with ADSL2+/3G/LTE/Gigabit Ethernet WAN
Support, 2 FXS Ports and USB Port
User Manual

Security

On the VoIP / Security page, you can configure filtering rules for incoming calls of the phones
connected to the FXS ports of the router.
In the Filtering Policy section, select the needed choice of the radio button.
White list: The router accepts incoming calls only from IP addresses or domains specified
•
in the List of IP Addresses/Domains section.
Black list: The router accepts incoming calls from any IP addresses or domains except for
•
those specified in the List of IP Addresses/Domains section.
To add an IP address or domain name, click the ADD button in the List of IP
Addresses/Domains section. In the line displayed, specify the needed value.
To remove an IP address or domain name from the list, click the Delete icon ( ) in the relevant
line.
After specifying the needed parameters, click the APPLY button.
Figure 205. The VoIP / Security page.
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Configuring via Web-based Interface