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Building Cisco Remote Access Networks
book

Building Cisco Remote Access Networks

by Wayne Lawson
November 2000
Intermediate to advanced content levelIntermediate to advanced
608 pages
16h 50m
English
Syngress
Content preview from Building Cisco Remote Access Networks
432 Chapter 10 • Requirements For Network Address Translation in Remote Access Networks
1. Router A will NAT translate all packets going to the Internet (for
example, from the inside to the outside) using address overloading.
It will map all 10.1.1.0/24 addresses from Company A to IP
address 192.168.1.254 for outside communication. So, effectively,
the 10.1.1.0/24 addresses within Company A are inside local
addresses and the 192.168.1.254 address is the inside global
address.
2. Router A will also NAT translate the DNS replies from the DNS
server using dual-address translation. When the DNS server sends
a DNS response packet to Company A, Router A will ...
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Publisher Resources

ISBN: 9781928994138