Chapter 16. Cisco Firewalls and IPv6

This chapter covers the following topics:

• Introduction to IPv6

• Overview of IPv6 Addressing

• The IPv6 Header Format

• IPv6 Connectivity Basics

• Handling IOS IPv6 Access Control Lists

• IPv6 support in the Classic IOS Firewall

• IPv6 support in the Zone Policy Firewall

• Handling ASA IPv6 ACLs and Object-Groups

• Stateful Inspection of IPv6 in ASA

• Establishing Connection Limits

• IPv6 and Antispoofing

• IPv6 and Fragmentation

“Change is not made without inconvenience, even from worse to better.” —Richard Hooker

The vast territory of individual firewall features has been carefully explored throughout the previous chapters. During this long (but, hopefully, compensatory) journey, IPv4 has always been ...

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