Chapter 13. Network Protocols
Chapter 12 presented the network-communications architecture of FreeBSD. In this chapter, we examine the network protocols implemented within this framework. The FreeBSD system supports several major communication domains including IPv4, IPv6, Xerox Network Systems (NS), ISO/OSI, and the local domain (formerly known as the UNIX domain). The local domain does not include network protocols because it operates entirely within a single system. The IPv4 protocol suite was the first set of protocols implemented within the network architecture of 4.2BSD. Following the release of 4.2BSD, several proprietary protocol families were implemented by vendors within the network architecture. However, it was not until ...
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