ARRIS Consumer Care

SBG7580-AC: SIP Passthrough Setup

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Question

How do I setup SIP Passthrough in my SBG7580-AC?

Answer

When using a VoIP phone with the SBG7580-AC, the SIP Passthrough option in the SBG7580-AC may need to be enabled in order for that phone to have full functionality. In other situations, it may be recommended by the VoIP phone manufacturer to disable SIP Passthrough. By default, SIP Passthrough is enabled. This document describes how to enable SIP Passthrough in the SBG7580-AC.

NOTE: If it is not known if SIP Passthrough should be enabled or disabled, please contact the VoIP phone manufacturer.

To Enable SIP Passthrough

Launch a web browser, such as Internet Explorer, Firefox, or Safari. Enter http://192.168.0.1 into the address box, and press the Enter key. The Login page will appear.

NOTE: A security or private risk alert may appear on the web browser advising users to proceed with caution when accessing the Web Manager. There is no risk in proceeding to the Web Manager. For instructions to by-pass the alert screen, refer to article # 18181 - Alert Message for Web Manager Access.
On the Login page, enter admin in the User Name field.
Enter password or a customized password in the Password field.

NOTE: When using the default password to login, it may be required to set a unique password to proceed to the Web Manager. For assistance with Web Manager Access, refer to article # 18248 – SBG7580-AC: Web Manager Access.
Click the Apply button. The Alert!! window will appear.
The Alerts!! window includes information about the Parental Control via the Secure Home Internet Service mobile app available on the Google Play Store (Android) and App Store (iOS).
- Check the Do not show this window again box and click the Close button to stop the alert window from appearing during the next login.
- Click the Close button to bypass the alert window. The alert window will appear during the next login.
On the System Basic Setup page, click the Firewall link on the top menu. The Firewall Settings page will appear.
On the Firewall Settings page, click the ALG link on the left-hand menu. The Application Layer Gateway Settings page will appear.
On the Application Layer Gateway Settings page, select the SIP box.
Click the Apply button. The Application Layer Gateway Settings page will refresh.