Corporate Internet Module
The Corporate Internet module provides internal users with connectivity to Internet services and Internet users access to information on public servers. Traffic also flows from this module to the VPN and remote access module where VPN termination takes place. This module is not designed to serve e-commerce type applications. Refer to the “E-Commerce Module” section later in this document for more details on providing Internet commerce.
Figure B-18. Corporate Internet Traffic Flow
SMTP server— acts as a relay between the Internet and the Internet mail servers—inspects content
DNS server— serves as authoritative ...