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v1.0, August 2006
Chapter 1 Introduction
This chapter describes some of the key features of the NETGEAR® ProSafe™ SSL VPN
Concentrator 25 SSL312. It also includes the minimum prerequisites for installation and (“Web
Browser Requirements” on page 1-2.), package contents (“What’s in the Box” on page 1-3), and a
description of the front and back panels of the SSL312 (“Hardware Description” on page 1-3). The
default SSL VPN Concentrator address is http://192.168.1.1.

About the ProSafe SSL VPN Concentrator 25

The ProSafe SSL VPN Concentrator 25 is an innovative hardware-based SSL VPN solution
designed specifically to provide remote access for mobile users to their corporate network, without
requiring a VPN client on their systems. The Secure Sockets Layer (SSL) protocol operates
between TCP/IP and application protocols such as HTTP and FTP allowing a secure server to
authenticate itself to an SSL-enabled client, such as a web browser. Once the authentication and
negotiation of encryption information is completed, the server and client can establish an
encrypted connection. With support for 25 concurrent sessions, users can easily access the remote
network and enjoy a customizable, secure, user portal experience from virtually any available
platform.
The ProSafe SSL VPN Concentrator 25 is an innovative hardware-based SSL VPN solution
designed to provide remote access to corporate resources. Supporting Secure Sockets Layer (SSL),
a protocol that operates at the application layer, the SSL VPN Concentrator allows users to access
corporate resources remotely without requiring a pre-installed client on their laptops.

Key Features

The ProSafe SSL VPN Concentrator 25 is easy to use and to administer, through a customizable
and intuitive interface. Other key features:
Uses Secure Sockets Layer (SSL) protocol to transfer data. SSL is a protocol that is
extensively used in the world of electronic commerce and has gone through years of public
scrutiny.