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
Additional Settings
On the  VoIP / Profile Name / Additional Settings page you can configure additional profile 
settings for VoIP over SIP.
Figure 212. The VoIP / Profile Name / Additional Settings page.
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