From Netscreen's website
Multi-function security appliances
Integrated security solutions, including stateful inspection firewall, robust DoS mitigation, and high-performance IPSec VPN; reducing the need for expensive add-ons and licensing
High Performance, Purpose-built solutions
Integrated solutions for high reliability and maximum protection combined with hardware accelerated firewall, DoS mitigation, and VPN throughput
Easy to deploy and manage
Deploy in minutes with built-in management capabilities and policy-based central management using NetScreen-Global PRO
Product overview
NetScreen Technologies Inc.’s integrated security appliances are purpose-built network security devices that combine firewall, Virtual Private Networking (VPN), and Denial of Service (DoS) mitigation functions. Utilizing hardware-accelerated security technology, all NetScreen security appliances feature very low latency, high throughput IPSec encryption and firewall functions, and robust DoS mitigation; allowing them to seamlessly integrate into any network. Installation and management of NetScreen’s appliances are easily accomplished via a number of management interfaces including a built-in WebUI, Command Line Interface (CLI), or NetScreen-Global PRO, NetScreen’s central management solution.
NetScreen ScreenOS
NetScreen ScreenOS firmware powers all appliances. At its core is a custom-designed, real time operating system built from the ground up to deliver a very high level of performance and security, eliminating unnecessary software layers and vulnerabilities found in other security products built on general-purpose OS. NetScreen ScreenOS provides an integrated, easy-to-use platform for its many functions, including:
Common Criteria and ICSA certified stateful inspection firewall
FIPS 140 and ICSA certified IPSec VPN gateway
Traffic management capabilities for optimizing limited bandwidth
High Availability (HA) to ensure maximum network reliability
Embedded Antivirus using AV technology from Trend Micro – targeted for the second half of 2003
Rich set of management interfaces, both internal and external
Dynamic routing support to ease integration of security into existing networks and to support dynamically routed VPNs