CHAPTER SUMMARY

KEY TERMS

  • Hostname resolution

  • domain name

  • zone

  • resource records

  • primary name server

  • secondary name server

  • caching server

  • zone data files

  • zone transfer

  • fully qualified hostname (FQHN)

  • fully qualified domain name (FQDN)

This chapter provided information on the hostname resolution process and an introduction to the domain name system. Hostname resolution is the mapping of an IP address to a hostname or vice versa. Traditionally many hostname resolution methods are used on UNIX systems. These methods include the following:

  • The /etc/inet/hosts file

  • NIS

  • NIS+

  • DNS

This chapter discussed the /etc/inet/hosts file and DNS. The /etc/inet/hosts file is a simple text-based file that contains mapping of hostnames to IP addresses, and this is the first ...

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