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
Configuring via Web-based Interface
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.
Figure 205. The
VoIP / Security
page.
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.
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