ARRIS TG1672G-NA Web GUI User Guide - Manual (Page 83)

Section 2: Web GUI Screens and Configuration Parameter Reference
November 2013 Page 83 of 96
9.8 Firewall – ALG Settings
Note: This screen is not used on all models.
Application layer gateway settings allow the router to recognize and treat certain network
protocols specially.
Application Layer Gateway:
Click the checkbox for each network protocol for which you want special handling.