The chapter discusses the
con?¬?guration of the lists and provides some practical applications of these lists.
?– Chapter 7, ???Managing Address Spaces with NAT and IPv6,??? discusses the limitations
of IPv4 address space, speci?¬?cally that these addresses are running out. The chapter
discusses how Network Address Translation (NAT) and Port Address Translation
(PAT) are helping conserve addresses and how IPv6 will alleviate this problem. The
chapter also discusses the con?¬?guration of NAT, PAT, and IPv6.
?– Chapter 8, ???Extending the Network into the WAN,??? describes how different sites can
be connected across a wide-area network or using the Internet. It discusses VPN and
SSL VPN (WebVPN) solutions as well as traditional leased line and Frame Relay
connections. The chapter also provides a troubleshooting section.
?– The appendix, ???Answers to Chapter Review Questions,??? provides answers to the
review questions at the end of each chapter.
xxii
Features
This book features actual router and switch output to aid in the discussion of the
con?¬?guration of these devices. Many notes, tips, and cautions are also spread throughout
the text.
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