User guide

Chapter 1: Overview
1-50
The settings for a system that can be set up using the Application Gateway reverse function are
explained below.
Remark
• In a system that has linkage with Application Gateway, the following can be used as the
authentication method for a user accessing from the Internet.
− Password authentication
• When SSL communication is used between the Application Gateway and authentication server,
security can be further enhanced.
1. Single Sign-on System that can be Accessed from the Clients on the Internet and in the Intranet
The following describes the Single Sign-on system that can be accessed from both the clients on the
Internet and also those in the intranet.
Note the following points for the operations of this system.
• The URL information on the business system in the intranet may also be transmitted as a URL
parameter to the client who accesses the system via the Internet.
[Using non-SSL communication between Application Gateway and authentication server]
Figure 1-37 Using non-SSL Communication between Application Gateway and Authentication
Server
For operation using this system configuration, SSL Accelerator must be installed between the
authentication server and client in the intranet. The port number of SSL Accelerator must be the same
as that used by Application Gateway.
Remark
This system cannot be configured if the mechanism that is used for communication with the virtual IP
address is used in the SSL accelerator.
Setup of Application Gateway
• Reverse Settings