Appendix B. ASA/PIX Version 7 Advanced Features
ASA/PIX version 7 is a major release of what was previously known as the PIX operating system. ASA is a new class of devices that now share the operating system with the PIX Security Appliance. Several major enhancements add to the functionality of the already robust PIX feature set. Some of the features, such as IPv6, are included to support emerging network implementations. However, most features are to help to increase network security and protect network assets.
To be consistent with the format of this book, the features are listed by how they fit into the defense in depth layers:
Authentication enhancements
Perimeter protection enhancements
Intrusion prevention enhancements
Security management ...
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