Netgear AC1750 User Manual - Page 120
Manage the SIP Application-Level Gateway
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AC1750 Smart WiFi Router Model R6350 applications from working. Open NAT provides a much less secured firewall but allows almost all Internet applications to work. Secured NAT is the default setting. To change the default NAT filtering settings: 1. Launch a web browser from a computer or mobile device that is connected to the router network. 2. Enter http://www.routerlogin.net. A login window opens. 3. Enter the router user name and password. The user name is admin. The password is the one that you specified the first time that you logged in. The user name and password are case-sensitive. The BASIC Home page displays. 4. Select ADVANCED > Setup > WAN Setup. The WAN Setup page displays. 5. Select a NAT Filtering radio button: • Secured. Provides a secured firewall to protect the computers on the LAN from attacks from the Internet but might prevent some Internet games, point-to-point applications, or multimedia applications from functioning. By default, the Secured radio button is selected. • Open. Provides a much less secured firewall but allows almost all Internet applications to function. 6. Click the Apply button. Your settings are saved. Manage the SIP Application-Level Gateway The application-level gateway (ALG) for the Session Initiation Protocol (SIP) is enabled by default for enhanced address and port translation. However, some types of VoIP and video traffic might not work well when the SIP ALG is enabled. For this reason, the router provides the option to disable the SIP ALG. To change the default SIP ALG setting: 1. Launch a web browser from a computer or mobile device that is connected to the router network. 2. Enter http://www.routerlogin.net. A login window opens. Manage the WAN and LAN 120 Network Settings User Manual