Specifications
Trend Micro™ InterScan™ Gateway Security Appliance M-Series Deployment Guide
3-2
Overview
This chapter provides guidance on deploying the InterScan Gateway Security Appli-
ance in the most common network topology as well as in more advanced topologies.
Note: InterScan Gateway Security Appliance is not a firewall or a router. Always deploy
the appliance behind a firewall or security device that provides adequate NAT and
firewall-type protection.
A typical network topology, with no gateway protection is shown in figure 3-1.
FIGURE 3-1. Typical network topology before deploying InterScan
Gateway Security Appliance
Internet
Network switch or router
Firewall
NO GATEWAY
PROTECTION
Mail server
HTTP server
FTP server
Client computers in your network