Disable SIP ALGs on Asus Routers
Posted by Chris P. on 05 April 2019 12:16 PM

You can verify if your router is SIP ALG ENABLED by downloading and running our SIP ALG TESTER Program

SIP ALG Tester Download


SIP ALG is located in (via the web interface):


Go to Advanced Settings / WAN on left side.

From the tabs across the top, choose NAT Pass through.

Change SIP pass through to "Disable." Hit apply.