END-TO-END NETWORKING |
CHAPTER 12 |
ABOUT THIS CHAPTER
This chapter examines transport layer networking, which passes data between processes on different network hosts. We cover the following topics:
• The end-to-end principle in Internet architecture
• Internet packet and transport protocols
• Host naming with the Domain Name System
• Firewalls and network address translation
• Long-distance networking
12.1 “Smart” Versus “Dumb” Networks
When engineers try to design and build more sophisticated systems, they divide the system into components and place different functions in different components. These decisions have far-reaching effects. The telephone system took one approach, and the designers of today’s Internet protocols took ...
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