User's Manual
Table Of Contents
- ESR600H/ESR750H Dual Concurrent Wireless Media Router
- Table of Contents
- Conventions
- Copyright
- Product Overview
- Installation
- EnGenius Quick Start
- Web Configuration
- Installation Setup Wizard
- Basic Network Settings
- 6.1 System Setup
- 6.2 Configuring WAN Settings
- 6.3 Wireless 2.4G LAN Setup
- 6.4 Wireless LAN 5G Setup
- 6.5 Firewall Setup
- 6.6 Virtual Private Network Setup
- 6.7 Advanced Network Settings
- 6.7.1 NAT Setup
- 6.7.2 Port Mapping Setup
- 6.7.3 Port Forwarding Setup
- 6.7.4 Port Triggering Setup
- 6.7.5 Application Layer Gateway Setup
- 6.7.6 Universal Plug and Play Setup
- 6.7.7 Internet Group Multicast Protocol Setup
- 6.7.8 Quality of Service Setup
- 6.7.9 Routing Setup
- 6.7.10 Wake on LAN Setup
- 6.7.11 USB Port Setup
- 6.8 Tools Setup
- USB Services
- Appendix A
- Appendix B
- Appendix C
- Appendix D

ADVANCED NETWORK SETTINGS APPLICATION LAYER GATEWAY SETUP
ESR600H/ESR750H 6-80 USER GUIDE
6.7.5 Application Layer Gateway Setup
The ALG (Application Layer Gateway) serves as a window between correspondent application processes so that they may
exchange information on an open environment.
Select the listed applications that need ALG support and
then the router will authorize them to pass through the NAT
gateway.
Click Apply to save the settings or Cancel to discard
changes.