Introduction

As we were writing this book, Juniper released ScreenOS 5.1.0 to the public. This release is a major milestone for Juniper. It provides many new features and enhancements. It also is one of many upcoming and planned releases which will take Juniper's NetScreen security products to new heights in support for emerging technologies and features.

Appendix A was developed in coordination and with the support of the ISG Technical Publications team at Juniper. Special thanks to Finina Aranez who authored the NetScreen Migration content. The information presented below is provided and taken from the NetScreen Migration 5.1.0 publication, available at www.juniper.net.

New Features in ScreenOS 5.1.0

This chapter provides brief descriptions of all the new features introduced in this Beta release of ScreenOS 5.1.0. For detailed information on each feature, refer to the NetScreen Concepts & Examples ScreenOS Reference Guide and the NetScreen CLI Reference Guide.

This chapter is organized into the following sections:

• Attack Protection

• Authentication

• DHCP

• DNS

• Interfaces

• L2TP

• Network Management

• NSRP

• Policies

• PortModes

• PPPoE

• Routing

• Services

• SNMP

• Traffic Shaping

• URL Filtering

• VPNs