The preceding chapter introduced you to ACLs, one of the advanced features of the
router’s IOS. This chapter covers two more advanced features: address translation
and the Dynamic Host Configuration Protocol (DHCP). Address translation allows
you to change the source or destination address inside the IP packet. This is typically done
if you are using private IP addresses inside your network, or have overlapping addresses. The
first half of this chapter provides an overview of address translation, including the many terms
used and the different types of address translation and its configuration. The second half of
this book has a brief overview of DHCP, which allows you...